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Randall P Niedz
Research Geneticist


Publications (Clicking on the reprint icon Reprint Icon will take you to the publication reprint.)
Finding new HLB therapies: A grove-first approach - ()
Niedz, R.P., Locatelli, G., Larson, N.R., Rossi, L., Cochran, E., Heck, M.L. Finding new HLB therapies: A grove-first approach. Citrus Industry. 2024. 105/8-11.
Improving citrus bud grafting efficiency. - (Peer Reviewed Journal)
Niedz, R.P., Bowman, K.D. 2023. Improving citrus bud grafting efficiency. Scientific Reports. 13, 17807. https://doi.org/10.1038/s41598-023-44832-x.
Direct infusion device for molecule delivery in plants - (Peer Reviewed Journal)
Rhodes, B.H., Stange, R., Zagorski, P., Hentz, M.G., Niedz, R.P., Shatters, R.G., Pitino, M. 2023. Direct infusion device for molecule delivery in plants. The Journal of Visualized Experiments (JoVE). https://dx.doi.org/10.3791/64008.
Delivery of CRISPR-Cas12a ribonucleoprotein complex for genome editing in an embryogenic citrus cell line - (Peer Reviewed Journal)
Fong, H., Culver, J.N., Niedz, R.P., Qi, Y. 2023. Delivery of CRISPR-Cas12a ribonucleoprotein complex for genome editing in an embryogenic citrus cell line. Methods in Molecular Biology. https://doi.org/10.1007/978-1-0716-3131-7_10.
A perspective on current therapeutic molecule screening methods against ‘candidatus liberibacter asiaticus’, the presumed causative agent of citrus Huanglongbing - (Peer Reviewed Journal)
Kennedy, J.P., Wood, K., Pitino, M., Mandadi, K., Igwe, D., Shatters, R.G., Widmer, T.L., Niedz, R.P., Heck, M.L. 2023. A perspective on current therapeutic molecule screening methods against ‘candidatus liberibacter asiaticus’, the presumed causative agent of citrus Huanglongbing. Phytopathology. https://doi.org/10.1094/PHYTO-12-22-0455-PER.
Highly efficient genome editing in plant protoplasts by Ribonucleoprotein delivery of CRISPR-Cas12a nucleases - (Peer Reviewed Journal)
Zhang, Y., Cheng, Y., Fang, H., Roberts, N., Zhang, L., Vakulskas, C.A., Niedz, R.P., Culver, J.N., Qi, Y. 2022. Highly efficient genome editing in plant protoplasts by Ribonucleoprotein delivery of CRISPR-Cas12a nucleases. Frontiers in Genome Editing. 4: Article 780238. https://doi.org/10.3389/fgeed.2022.780238.
Fractional factorial designs: An underutilized tool for rapid in vitro system development - (Peer Reviewed Journal)
Niedz, R.P. 2021. Fractional factorial designs: An underutilized tool for rapid in vitro system development. Methods in Molecular Biology. 2289:23-45. https://doi.org/10.1007/978-1-0716-1331-3_2.
Response surface methodology reveals proportionality effects of plant species in conservation plantings on occurrence of generalist predatory arthropods - (Peer Reviewed Journal)
Patt, J.M., Tarshis Moreno, A.M., Niedz, R.P. 2020. Response surface methodology reveals proportionality effects of plant species in conservation plantings on occurrence of generalist predatory arthropods . PLOS ONE. 15:e0231471. https://doi.org/10.1371/journal.pone.0231471.
Evaluating a DOE screen to reduce hyperhydricity in the threatened plant, Cycladenia humilis var. jonesii - (Peer Reviewed Journal)
Pence, V.C., Finke, L.R., Niedz, R.P. 2020. Evaluating a DOE screen to reduce hyperhydricity in the threatened plant, Cycladenia humilis var. jonesii. In Vitro Cellular and Developmental Biology - Plants. 56:215–229. https://doi.org/10.1007/s11627-019-10038-y.
Anaerobic soil disinfestation impacts the soil microbiome and growth of citrus trees infected with Candidatus Liberibacter asiaticus - (Proceedings)
Multidimensional approach to formulating a specialized diet for northern corn rootworm larvae - (Peer Reviewed Journal)
Man, H.P., Hibbard, B.E., Lapointe, S.L., Niedz, R.P., French, B.W., Pereira, A.E., Finke, D.L., Shelby, K., Coudron, T.A. 2019. Multidimensional approach to formulating a specialized diet for northern corn rootworm larvae. Scientific Reports. 9:3709. https://doi.org/10.1038/s41598-019-39709-x.
Synthetic ligands of olfactory binding proteins modulate aggregation response of Asian citrus psyllid in the presence of host-plant volatiles - (Peer Reviewed Journal)
Patt, J.M., Meikle, W.G., Niedz, R.P., Woods, D. 2018. Synthetic ligands of olfactory binding proteins modulate aggregation response of Asian citrus psyllid in the presence of host-plant volatiles. Frontiers in Plant Science. 9:1891. https://doi.org/10.3389/fpls.2018.01891.
Efficiency of biodegradable and pH-responsive polysuccinimide nanoparticles (PSI-NPs) as smart nanodelivery systems in grapefruit: in vitro cellular investigation - (Peer Reviewed Journal)
Xin, X., He, Z., Hill, M.R., Niedz, R.P., Jiiang, X., Sumerlin, B.S. 2018. Efficiency of biodegradable and pH-responsive polysuccinimide nanoparticles (PSI-NPs) as smart nanodelivery systems in grapefruit: in vitro cellular investigation. In Vitro Cellular and Developmental Biology. 18(7):e1800159. https://doi.org/10.1002/mabi.201800159.
A filter paper-based liquid culture system for citrus shoot organogenesis - a mixture-amount experiment - (Peer Reviewed Journal)
Niedz, R.P., Hert, M.M. 2018. A filter paper-based liquid culture system for citrus shoot organogenesis - a mixture-amount plant growth regular experiment. In Vitro Cellular & Developmental Biology - Plants. 54(6):658-671.
Exogenous application of the plant signalers methyl jasmonate & salicylic acid induces changes in volatile emissions from citrus foliage & influences the aggregation behavior of ACP (Diaphorina citri), vector of Huanglongbing - (Peer Reviewed Journal)
Patt, J.M., Robbins, P.S., Niedz, R.P., McCollum, T.G., Alessandro, R. 2018. Exogenous application of the plant signalers methyl jasmonate & salicylic acid induces changes in volatile emissions from citrus foliage & influences the aggregation behavior of Asian citrus psyllid (Diaphorina citri), vector of Huanglongbing. PLoS One. 13(3):e0193724.
Diet improvement for western corn rootworm (Coleoptera: Chrysomelidae) larvae Reprint Icon - (Peer Reviewed Journal)
Huynh, M.P., Meihls, L.N., Hibbard, B.E., Lapointe, S.L., Niedz, R.P., Ludwick, D.C., Coudron, T.A. 2017. Diet improvement for western corn rootworm (Coleoptera: Chrysomelidae) larvae. PLoS One. 12(11):e0187997. https://doi.org/10.1371/journal.pone.0187997.
Use of mixture designs to investigate contribution of minor sex pheromone components to trap catch of the carpenterworm moth, Chilecomadia valdiviana - (Peer Reviewed Journal)
Lapointe, S.L., Barros-Parada, W., Fuentes-Contreras, E., Herrera, H., Kinsho, T., Miyake, Y., Niedz, R.P., Bergmann, J. 2017. Use of mixture designs to investigate contribution of minor sex pheromone components to trap catch of the carpenterworm moth, Chilecomadia valdiviana. Journal of Chemical Ecology. 43(11-12):1046-1055. https://doi.org/10.1007/s10886-017-0906-0.
Developing hazelnut tissue culture medium free of ion confounding - (Peer Reviewed Journal)
Akin, M., Eyduran, E., Niedz, R.P., Reed, B.M. 2017. Developing hazelnut tissue culture medium free of ion confounding. Plant Cell Tissue and Organ Culture. 130:483-494. https://doi.org/10.1007/s11240-017-1238-z.
ARS-Media: A spreadsheet tool for calculating media recipes based on ion-specific constraints - (Peer Reviewed Journal)
Niedz, R.P. 2016. ARS-Media: A spreadsheet tool for calculating media recipes based on ion-specific constraints. PLoS One. 11(11):e0166025. doi:10.1371/journal.pone.0166025.
Design of experiments (DOE) - history, concepts, and relevance to in vitro culture - (Peer Reviewed Journal)
Niedz, R.P., Evens T. 2016. Design of experiments (DOE) - history, concepts, and relevance to in vitro culture. In Vitro Cellular and Developmental Biology Plants. 52:547-562.
Expression of Bacillus thuringiensis cytolytic toxin (Cyt2Ca1) in citrus roots to control Diaprepes abbreviatus larvae - (Peer Reviewed Journal)
Mahmoud, S., Ramos, J.E., Shatters, R.G., Hall, D.G., Lapointe, S.L., Niedz, R.P., Rouge, P., Borovsky, D. 2016. Expression of Bacillus thuringiensis cytolytic toxin (Cyt2Ca1) in citrus roots to control Diaprepes abbreviatus larvae. Pesticide Biochemistry and Physiology. 136:1-11.
ARS-Media for excel instruction manual - ()
Niedz, R.P. 2016. ARS-Media for excel instruction manual. Available: https://www.ars.usda.gov/research/software/download/?softwareid+482&modecode=60-34-05-05.
ARS-Media for Excel - ()
Niedz, R.P. 2016. ARS-Media for Excel. Available: https://www.ars.usda.gov/reseach/software/download/?softwareid+482&mocecode=60-34-05-05.
Determining optimum in vitro mineral nutrition for diverse pear germplasm using response surface methodology - (Peer Reviewed Journal)
Reed, B.M., Wada, S., De Noma, J.S., Niedz, R.P. 2016. Determining optimum in vitro mineral nutrition for diverse pear germplasm using response surface methodology. In Vitro Cellular and Developmental Biology - Plants. Acta Hort. (ISHS) 1113:79-84 doi: 10.17660/ActaHortic.2016.1113.11.
Screening genetically diverse pear species for in vitro CaCl2, MgSO4 and KH2PO4 requirements Reprint Icon - (Peer Reviewed Journal)
Wada, S., Maki, S., Niedz, R.P., Reed, B.M. 2015. Screening genetically diverse pear species for in vitro CaCl2, MgSO4 and KH2PO4 requirements. Acta Physiologiae Plantarum. 37, 63 DOI 10.1007/s11738-014-1754-y.
Determining optimum in vitro mineral nutrition for diverse pear germplasm using response surface methodology - (Peer Reviewed Journal)
Reed, B.M., De Noma, J.S., Wada, S., Niedz, R.P. 2016. Determining optimum in vitro mineral nutrition for diverse pear germplasm using response surface methodology. Acta Horticulturae. 1113:79-84.
Protoplast isolation and plant regeneration of guava (Psidium guajava L.) using experiments in mixture-amount design - (Peer Reviewed Journal)
Rezzazadeh, R., Niedz, R.P. 2015. Protoplast isolation and plant regeneration of guava (Psidium guajava L.) using experiments in mixture-amount design. Plant Cell, Tissue And Organ Culture. 122(3):585-604
Developing improved micropropagation medium for hazelnuts (Corylus avellana L.) based on ion concentrations - (Abstract Only)
Akin, M., Niedz, R.P., Reed, B.M. 2015. Developing improved micropropagation medium for hazelnuts (Corylus avellana L.) based on ion concentrations. In Vitro Biology Meeting. Vol 51: S60-61.
Effect of various factors on shoot regeneration from citrus epicotyl explants - (Peer Reviewed Journal)
Niedz, R.P., Albano, J.P., Marutani-Hert, M. 2015. Effect of various factors on shoot regeneration from citrus epicotyl explants. Journal of Applied Horticulture. 17(2)121-128.
Determining nitrate and ammonium requirements for optimal in vitro response of diverse pear species - (Peer Reviewed Journal)
Wada, S., Niedz, R.P., Reed, B.M. 2015. Determining nitrate and ammonium requirements for optimal in vitro response of diverse pear species. In Vitro Cellular and Developmental Biology - Plants. 51(1):19-27.
Improving in vitro mineral nutrition for diverse germplasm - (Abstract Only)
Reed, B.M., Wada, S., Poothong, S., Hand, C., Kovalchuk, I., Niedz, R.P. 2014. Improving in vitro mineral nutrition for diverse germplasm. Abstract of International Horticultural Congress. p. 203.
Mineral nutrition and in vitro growth of Gerbera hybrida (Asteraceae) - (Peer Reviewed Journal)
Niedz, R.P., Hyndman, S.E., Evens, T.J., Weathersbee, A.A. 2014. Mineral nutrition and in vitro growth of Gerbera hybrida (Asteraceae). In Vitro Cellular and Developmental Biology Plants. 50:458-470.
Mixture-amount design and response surface modeling to assess the effects of flavonoids and phenolic acids on developmental performance of Anastrepha ludens - (Peer Reviewed Journal)
Pascacio, C., Lapointe, S.L., Williams, T., Sivinski, J.M., Niedz, R.P., Aluja, M. 2014. Mixture-amount design and response surface modeling to assess the effects of flavonoids and phenolic acids on developmental performance of Anastrepha ludens. Journal of Chemical Ecology. 40:297-306.
Production of Brugmansia plants free of Colombian datura virus by in vitro ribavirin chemotherapy - (Peer Reviewed Journal)
Niedz, R.P., Hyndman, S.E., Chellemi, D.O., Adkins, S.T. 2013. Production of Brugmansia plants free of Colombian datura virus by in vitro ribavirin chemotherapy. ARPN Journal of Agricultural and Biological Science. 8(11):751-755.
Mineral nutrition influences physiological responses of pear in vitro - (Peer Reviewed Journal)
Reed, B.M., Wada, S., De Noma, J.S., Niedz, R.P. 2013. Mineral nutrition influences physiological responses of pear in vitro. In Vitro Cellular and Developmental Biology - Plants. 49:699-709.
GUS expression driven by constitutive and vascular specific promoters in citrus hybrid US-802 - (Peer Reviewed Journal)
Benyon, L.S., Stover, E., Bowman, K.D., Niedz, R.P., Shatters, R.G., Zale, J.,M., Belknap, W.R. 2013. GUS expression driven by constitutive and vascular specific promoters in citrus hybrid US-802. In Vitro Cellular and Developmental Biology Plants. 49:255-265.
Mesos components (CaC12, MgSO4, KH2P04) are critical for improving pear micropropagation - (Peer Reviewed Journal)
Wada, S., Niedz, R.P., De Noma, J.S., Reed, B.M. 2013. Mesos components (CaC12, MgSO4, KH2P04) are critical for improving pear micropropagation. In Vitro Cellular and Developmental Biology - Plants. 49:356-365.
Improving in vitro mineral nutrition for diverse pear germplasm - (Peer Reviewed Journal)
Reed, B.M., Wada, S., De Noma, J.S., Niedz, R.P. 2013. Improving in vitro mineral nutrition for diverse pear germplasm. In Vitro Cellular and Developmental Biology - Plants. 49(3):343-355. DOI:10.1007/s11627-013-9504-1.
A dark incubation period is important for Agrobacterium-mediated transformation of mature internode explants of sweet orange, grapefruit, citron, and a citrange rootstock - (Peer Reviewed Journal)
Hert, M.M., Bowman, K.D., Mirkov, T., Evens, T.J., Niedz, R.P., Mccollum, T.G. 2012. A dark incubation period is important for Agrobacterium-mediated transformation of mature internode explants of sweet orange, grapefruit, citron, and a citrange rootstock. PLoS One. 7(10):1-11.
In vitro shoot growth of Brugmansia x candida Pers. - (Peer Reviewed Journal)
Niedz, R.P., Evens, T.J., Hyndman, S., Adkins, S., Chellemi, D.O. 2011. In vitro shoot growth of Brugmansia x candida Pers. Physiology and Molecular Biology of Plants. 18:69-78.
Mixture screening and mixture-amount designs to determine plant growth regulator effects on shoot regeneration from grapefruit (Citrus paradisi macf.) epicotyls - (Peer Reviewed Journal)
Niedz, R.P., Evens, T.J. 2011. Mixture screening and mixture-amount designs to determine plant growth regulator effects on shoot regeneration from grapefruit (Citrus paradisi macf.) epicotyls. In Vitro Cellular and Developmental Biology - Plants. 47:682-694.
Mapping the fundamental niches of two freshwater microalgae, Chlorella vulgaris (Trebouxiophyceae) and Peridinium cinctum (Dinophyceae), in 5-dimensional ion space - (Peer Reviewed Journal)
Evens, T.J., Niedz, R.P. 2011. Mapping the fundamental niches of two freshwater microalgae, Chlorella vulgaris (Trebouxiophyceae) and Peridinium cinctum (Dinophyceae), in 5-dimensional ion space. International Journal of Ecology. 2011: 1-12.
Physiological Disorders of Pear Shoot Cultures - (Abstract Only)
Reed, B.M., Wada, S., De Noma, J.S., Evens, T.J., Niedz, R.P. 2011. Physiological Disorders of Pear Shoot Cultures. Society for In Vitro Biology Proceedings. 47:S18-19.
Bud emergence and shoot growth from mature citrus nodal stem segments - (Peer Reviewed Journal)
Hert, M.M., Evens, T.J., McCollum, T.G., Niedz, R.P. 2011. Bud emergence and shoot growth from mature citrus nodal stem segments. Plant Cell Tissue And Organ Culture. 106(1):81-91.
The effects of benzyladenine and meta-topolin on in vitro shoot regeneration of sweet orange. - (Peer Reviewed Journal)
Niedz, R.P., Evens, T.J. 2011. The effects of benzyladenine and meta-topolin on in vitro shoot regeneration of sweet orange. ARPN Journal of Agricultural and Biological Science. 6:64-73.
Breeding citrus for HLB resistance at the USDA/ARS U.S. Horticultural Research Laboratory, Ft. Pierce, Florida - (Proceedings)
Stover, E., Bowman, K., McCollum, T., Niedz, R., Shatters, R.G. Jr., Hall, D. 2010. Breeding citrus for HLB resistance at the USDA/ARS U.S. Horticultural Research Laboratory, Ft. Pierce, Florida. In: Proceedings of the 2nd International North American Plant Protection Organization (NAPPO) Conference on HLB, July 20, 2010, Merida, Mexico. Available: http://www.nappo.org/en/?sv=&category=Panel%20Docuents&title=Symposiums%20and%20Presentations
Developing Transgenic Citrus for Resistance to Huanglongbing and Citrus Canker - (Abstract Only)
Quantification of nutrient-replete growth rates in five-ion hyperspace for Chlorella vulgaris (Trebouxiophyceae) and Peridinium cinctum (Dinophyceae) - (Peer Reviewed Journal)
Evens, T.J., Niedz, R.P. 2010. Quantification of nutrient-replete growth rates in five-ion hyperspace for Chlorella vulgaris (Trebouxiophyceae) and Peridinium cinctum (Dinophyceae). European Journal of Phycology. 45:247-257.
Optimal N:P ratios of growth media: quantification of nutrient-replete growth rates in five ion hyperspace for Chlorella vulgaris (Dinophyceae) and Peridinium cinctum (Dinophyceae). - (Peer Reviewed Journal)
Evens, T.J., Niedz, R.P. 2010. Optimal N:P ratios of growth media: quantification of nutrient-replete growth rates in five ion hyperspace for Chlorella vulgaris (Chlorophyceae) and Peridinium cinctum (Dinophyceae). European Journal of Phycology. 45(3):247-257.
Improved Mineral Nutrition for Pear Shoot Cultures - (Abstract Only)
Wada, S., De Noma, J.S., Niedz, R.P., Evens, T.J., Reed, B.M. 2010. Improved Mineral Nutrition for Pear Shoot Cultures. In Vitro Cellular and Developmental Biology - Plants. 46:s282.
Development of a qPCR technique to screen for resistance to Asiatic citrus canker - (Peer Reviewed Journal)
Mccollum, G., Stange, R., Albrecht, U., Bowman, K., Niedz, R., Stover, E. 2011. Development of a qPCR technique to screen for resistance to Asiatic citrus canker. Acta Horticulturae. 892:173-182.
The effects of benzyladenine and meta-topolin on in vitro shoot regeneration of a citrus citrandarin rootstock - (Peer Reviewed Journal)
Niedz, R.P., Evens, T.J. 2010. The effects of benzyladenine and meta-topolin on in vitro shoot regeneration of a citrus citrandarin rootstock. Research Journal of Agricultural & Biological Sciences. 6:45-53.
Artificial diet optimized to produce normative adults of Diaprepes abbreviatus (Coleoptera: Curculionidae) - (Peer Reviewed Journal)
Lapointe, S.L., Evens, T.J., Niedz, R.P., Hall, D.G. 2010. Artificial diet optimized to produce normative adults of Diaprepes abbreviatus (Coleoptera: Curculionidae). Environmental Entomology. 39:670-677.
Effect of Agobacterium growth phase and inoculation density on transformation efficiency of citrus - (Peer Reviewed Journal)
Niedz, R.P., Evens, T.J. 2010. Effect of Agobacterium growth phase and inoculation density on transformation efficiency of citrus. Journal of Forestry and Horticulture. 2(3):30-37.
An artificial diet for Diaprepes abbreviatus (Coleoptera: Curculionidae) optimized for larval survival - (Peer Reviewed Journal)
Lapointe, S.L., Niedz, R.P., Evens, T.J. 2010. An artificial diet for Diaprepes abbreviatus optimized for larval survival. Florida Entomologist. 93: 56-62.
Sensory imbalance as mechanism of orientation disruption in the leafminer, Phyllocnistis citrella: Elucidation by multivariate geometric designs and response surface models - (Peer Reviewed Journal)
Lapointe, S.L., Stelinski, L., Evens, T.J., Niedz, R.P., Hall, D.G., Mafra-Neto, A. 2009. Sensory imbalance as mechanism of mating disruption in the leafminer, Phyllocnistis citrella: Elucidation by multivariate geometric designs and response surface models. Journal of Chemical Ecology. 35:896-903.
Optimal diet for production of normative adults of the Diaprepes root weevil, Diaprepes abbreviatus - (Abstract Only)
Lapointe, S.L., Niedz, R.P., Evens, T.J., Hall, D.G. 2009. Optimal diet for production of normative adults of the Diaprepes root weevil, Diaprepes abbreviatus [abstract]. Florida Entomological Society Annual Meeting. A#32.
Calcium-alginate hydrogel swelling models are not pH-dependent - ()
Niedz, R.P., Evens, T.J. 2009. Calcium-alginate hydrogel swelling models are not pH-dependent. Chemical Engineering Science. 64:1907
The effects of nitrogen and potassium nutrition on the growth of nonembryogenic and embryogenic tissue of sweet orange (Citrus sinensis (L.) Osbeck) - (Peer Reviewed Journal)
Niedz, R.P., Evens, T.J. 2008. The effects of nitrogen and potassium nutrition on the growth of nonembryogenic and embryogenic tissue of sweet orange (Citrus sinensis (L.) Osbeck). Biomed Central (BMC) Plant Biology. 8:126. doi:10.1186/1471-2229-8-126
Validation of multivariate model of leaf ionome is fundamentally confounded. - ()
Evens, T.J., Niedz, R.P. 2009. Validation of multivariate model of leaf ionome is fundamentally confounded. Proceedings of the National Academy of Sciences. 106(2):E6
Ploidy level and genomic composition of the USDA-ARS Tropical Agriculture Research Station Musa sp. Germplasm Collection - (Peer Reviewed Journal)
Irish, B.M., Crespo, A., Goenaga, R.J., Ayala Silva, T., Niedz, R.P. 2009. Ploidy level and genomic composition of the USDA-ARS Tropical Agriculture Research Station Musa sp. Germplasm Collection. Journal of Agriculture of the University of Puerto Rico, 93(1-2):1-22.
In vitro germination of citrus seed to produce seedlings for genetic transformation - (Peer Reviewed Journal)
Niedz, R.P. 2009. In vitro germination of citrus seed to produce seedlings for genetic transformation. Proceedings Florida State Horticultural Science.121:148-152.
Citrus scion breeding at the USDA/ARS U.S. Horticultural Research Laboratory - (Proceedings)
Stover, E.W., McCollum, T.G., Niedz, R.P., Bowman, K.D. 2008. Citrus scion breeding at the USDA/ARS U.S. Horticultural Research Laboratory. In: Proceedings of the International Society of Citriculture. 1:50-54.
Regulating NH4+, N0-, and K+ concentration and proportions improves in vitro tissue growth. - (Abstract Only)
Niedz, R.P., Evens, T.J. 2008. Regulating NH4+, N0-, and K+ concentration and proportions improves in vitro tissue growth. In Vitro Cellular and Developmental Biology. 44:S72
ARS-Media – A new public domain software package for the calculation of media recipes based on ion-specific constraints. - (Abstract Only)
Evens, T.J., Niedz, R.P. 2008. Ars-media – a new public domain software package for the calculation of media recipes based on ion-specific constraints.. In Vitro Cellular and Developmental Biology. 44:S72
Are Hofmeister Series Relevant to Modern Ion-Specific Effects Research? - (Peer Reviewed Journal)
Evens, T.J., Niedz, R.P. 2008. Are Hofmeister Series Relevant to Modern Ion-Specific Effects Research?. Scholarly Research Exchange. Volume 2008, Article ID 818461 doi:10.3814/2008/818461.
Insect diets as mixtures: optimization for a polyphagous weevil - (Peer Reviewed Journal)
Lapointe, S.L., Evens, T.J., Niedz, R.P. 2008. Insect diets as mixtures: optimization for a polyphagous weevil. Journal of Insect Physiology 54: 1157-1167.
Temperature and Irradiance Impacts on the Growth, Pigmentation and Photosystem II Quantum Yields of Haematococcus pluvialis (Chlorophyceae) - (Peer Reviewed Journal)
Evens, T.J., Niedz, R.P., Kirkpatrick, G.J. 2008. Temperature and Irradiance Impacts on the Growth, Pigmentation and Photosystem II Quantum Yields of Haematococcus pluvialis (Chlorophyceae). Journal of Applied Phycology. 20:411-422.
Regulating Plant Tissue Growth by Mineral Nutrition. - (Peer Reviewed Journal)
Niedz, R.P., Evens, T.J. 2007. Regulating plant tissue growth by mineral nutrition. In Vitro Cellular and Developmental Biology - Plants. 43(4):370-381.
THE EFFECTS OF MINERAL NUTRIENTS ON CALLUS GROWTH AND IN VITRO SHOOT MULTIPLICATION. - (Abstract Only)
Niedz, R.P., Evens, T.J. 2007. The effects of mineral nutrients on callus growth and in vitro shoot multiplication [abstract]. In Vitro Biology. p.3009
Temperature and irradiance impacts on the growth, pigmentation and photosystem II quantum yield of Haemotococcus pluvialis (Chlorophyceae) - (Abstract Only)
Evens, T.J., Niedz, R.P., Kirkpatrick, G.J. 2007. Temperature and irradiance impacts on the growth, pigmentation and photosystem II quantum yield of Haemotococcus pluvialis (Chlorophyceae). Phycological Society of America.
GENOMIC COMPOSITION OF THE USDA-ARS TROPICAL AGRICULTURE RESEARCH STATION MUSA SP. GERMPLASM COLLECTION. - (Abstract Only)
A MiroSatellite Based Test For Slick Hair Phenotype In Senepol-Derived Cattle - (Abstract Only)
Chase, C.C., Mariasegaram, H., Chaparro, J.X., Olson, T.A., Niedz, R.P. 2007. A mirosatellite based test for slick hair phenotype in senepol-derived cattle [abstract]. Annual International Plant & Animal Genome Conference.Available: http://www.intl-pag.org/15/abstracts/PAG15_PO5k_548.html
Using a gestalt to measure the quality of in vitro responses. - (Peer Reviewed Journal)
Niedz, R.P., Hyndman, S.E., Evens, T.J. 2007. Using a gestalt to measure the quality of in vitro responses. Scientia Horticulturae. 112(3):349-359.
The Slick Hair Coat Locus Maps to Bovine Chromosome 20 in Senepol Derived Cattle - (Peer Reviewed Journal)
Mariasegaram, H., Chase, C.C., Chaparro, J.X., Olson, T.A., Brenneman, R.A., Niedz, R.P. 2007. The Slick Hair Coat Locus Maps to Bovine Chromosome 20 in Senepol Derived Cattle. Animal Genetics. 38:54-59.
ARS-Media User Manual, Version 1.0 - ()
Evens, T.J. and Niedz, R.P., 2006. ARS-Media User Manual, Version 1.0. Available: [URL].
ARS-Media - ()
Evens, T.J. and Niedz, R.P., 2006. ARS-Media. Version 1.0., Ft. Pierce, FL. U.S. Department of Agriculture. Evens, T.J. and Niedz, R.P., 2006. ARS-Media. Version 1.0., Ft. Pierce, FL. U.S. Department of Agriculture. Evens, T.J. and Niedz, R.P., 2006. ARS-Media. Version 1.0, Ft. Pierce, FL. U.S. Department of Agriculture
A SOLUTION TO THE PROBLEM OF ION CONFOUNDING IN EXPERIMENTAL BIOLOGY - (Peer Reviewed Journal)
Niedz, R.P., Evens, T.J. 2006. A solution to the problem of ion confounding in experimental biology. Nature Methods.Vol 3.No 6.p.417.
REGULATING PLANT TISSUE GROWTH BY MINERAL NUTRITION - (Abstract Only)
Niedz, R.P., Evens, T.J. 2006. Regulating plant tissue growth by mineral nutrition. In Vitro Biology.
MINERAL NUTRIENT REQUIREMENTS FOR REGULATING THE GROWTH OF PLANT TISSUE - (Abstract Only)
Niedz, R.P., Evens, T.J. 2006. Mineral nutrient requirements for regulating the growth of plant tissue. In Vitro Biology Meeting.
MAPPING THE LOCUS CAUSING THE SLICK PHENOTYPE IN SENEPOL DERIVED CATTLE - (Abstract Only)
Chase, C.C., Mariasegaram, H., Chaparro, J.X., Olson, T.A., Brenneman, R.A., Niedz, R.P. 2006. Mapping the locus causing the slick phenotype in senepol derived cattle [abstract]. Annual International Plant & Animal Genome Conference. January 14-18, 2006, San Diego, CA. p. 232.
INTERVAL MAPPING CONFIRMS SLICK HAIR GENE LOCALIZATION TO BOVINE CHROMOSOME 20 - (Abstract Only)
Mariasegaram, H., Chase, C.C., Chaparro, J.X., Olson, T.A., Niedz, R.P. 2006. Interval mapping confirms slick hair gene localization to bovine chromosome 20 [abstract]. Annual International Plant & Animal Genome Conference. January 14-18, 2006, San Diego, CA. p. 237.
REGENERATION OF SOMATIC EMBRYOS FROM SWEET ORANGE (C. SINENSIS (L.) OSBECK) PROTOPLASTS USING SEMI-PERMEABLE MEMBRANES - (Peer Reviewed Journal)
IDENTIFICATION OF A GENE INDUCED DURING EARLY SOMATIC EMBRYOGENESIS IN VALENCIA SWEET ORANGE (CITRUS SINENSIS L. OSBECK) THAT ENCODES A PUTATIVE HISTIDINE-CONTAINING PHOSPHOTRANSMITTER PROTEIN - (Peer Reviewed Journal)
Maul, D.P., Bausher, M.G., Mccollum, T.G., Mozoruk, J.J., Niedz, R.P. 2005. Identification of a gene induced during early somatic embryogenesis in valencia sweet orange (citrus sinensis l. osbeck) that encodes a putative histidine-containing phosphotransmitter protein. Plant Science.
RESPONSE SURFACE METHODOLOGY FOR THE EVALUATION AND OPTIMIZATION OF ALGAL MEDIA: A FORAY INTO STATISTICAL EXPERIMENTAL DESIGN AND LINEAR PROGRAMMING FOR THE MATHEMATICALLY CHALLENGED - (Abstract Only)
Evens, T.J., Niedz, R.P. 2005. Response surface methodology for the evaluation and optimization of algal media: a foray into statistical experimental design and linear programming for the mathematically challenged. Phycological Society of America.
APPLICATION OF RESPONSE SURFACE METHODOLOGY FOR DEVELOPMENT AND OPTIMIZATION OF INSECT DIETS FOR MASS PRODUCTION OF PARASITOIDS - (Abstract Only)
Lapointe, S.L., Evens, T.J., Niedz, R.P. 2016. Application of response surface methodology for development and optimization of insect diets for mass production of parasitoids. International Symposium on Biological Control of Arthropods.
NEW APPROACHES TO THE DESIGN OF ALGAL MEDIA FORMULATIONS FOR NUTRITION STUDIES: THE ANIONIC/CATIONIC BALANCE PROBLEM - (Abstract Only)
Evens, T.J., Niedz, R.P. 2004. New approaches to the design of algal media formulations for nutrition studies: the anionic/cationic balance problem. Meeting Abstract.
ARS-MEDIA: A NEW SOFTWARE PROGRAM FOR THE ANALYSIS, DESIGN AND OPTIMIZATION OF ALGAL CULTURE MEDIA - (Abstract Only)
Evens, T.J., Niedz, R.P. 2004. ARS-media: a new software program for the analysis, design and optimization of algal culture media. Meeting Abstract.
A SOLUTION FOR THE CATIONIC+/-BALANCE PROBLEM IN MINERAL NUTRITION STUDIES - (Proceedings)
Niedz, R.P., Evens, T.J. 2005. A solution for the cationic+/-balance problem in mineral nutrition studies. Proceedings of Florida State Horticultural Society.
GENETIC TRANSFORMATION TO CONTROL DIAPREPES ABBREVIATUS - ()
Niedz,R.P.2004.Genetic transformation to control diaprepes abbreviatus. Meeting Abstract.
THE ANIONIC/CATIONIC BALANCE PROBLEM IN MINERAL NUTRITION STUDIES - (Abstract Only)
Niedz, R.P., Evens, T.J. 2004. The anionic/cationic balance problem in mineral nutrition studies. Meeting Abstract.
A SOLUTION FOR THE ANIONIC/CATIONIC BALANCE PROBLEM IN MINERAL NUTRITION STUDIES - (Abstract Only)
Niedz, R.P., Evens, T.J. 2004. A solution for the anionic/cationic balance problem in mineral nutrition studies. Meeting Abstract.
INVITRO PLANT NUTRITION AND MEDIA FORMULATIONS - (Abstract Only)
Niedz, R.P., Evens, T.J. 2004. Invitro plant nutrition and media formulations. Meeting Abstract.
GENE EXPRESSION DURING NORMAL EMBRYOGENIC INDUCTION USING SEMI-PERMEABLE MEMBRANES IN CITRUS SINENSIS - (Abstract Only)
Bausher, M.G., Niedz, R.P. 2004. Gene expression during normal embryogenic induction using semi-permeable membranes in citrus sinensis. Meeting Abstract.
THE PROBLEM OF ANIONIC/CATIONIC BALANCE IN THE DESIGN OF MEDIA FORMULATIONS FOR MINERAL NUTRITION STUDIES - (Abstract Only)
Niedz, R.P., Evens, T.J. 2004. The problem of anionic/cationic balance in the design of media formulations for mineral nutrition studies. Meeting Abstract.
REGENERATION OF SOMATIC EMBRYOS FROM SWEET ORANGE (C.SINENSIS (L.) OSBECK) PROTOPLASTS USING SEMI-PERMEABLE MEMBRANES - ()
Niedz, R.P. 2004. Regeneration of somatic embryos from sweet orange (c.sinensis (l.) osbeck) protoplasts using semi-permeable membranes. Meeting Abstract. Date of Meeting May 22, 2004.
ARS-MEDIA: A NEW PUBLIC-DOMAIN SOFTWARE PACKAGE FOR THE DESIGN AND EVALUATION OF PLANT TISSUE-CULTURE MEDIA - (Abstract Only)
Evens, T.J., Niedz, R.P. 2004. ARS-media: a new public-domain software package for the design and evaluation of plant tissue-culture media. Meeting Abstract.
FUNCTIONAL GENOMICS STUDIES IN CITRUS SINENSIS - (Proceedings)
Bausher,M.G.,Shatters,R.G.,Chaparro,J.X.,Dang,P.M.,Hunter,W.B.,Niedz,R.P.2004.Functional genomics studies in citrus sinensis.International Citrus Congress Proceedings.
PUTATIVE PROTEASE INHIBITOR GENE DISCOVERY AND TRANSCRIPT PROFILING DURING FRUIT DEVELOPMENT AND LEAF DAMAGE IN GRAPEFRUIT (CITRUS PARADISI MAEF.) - (Peer Reviewed Journal)
Shatters, R.G., Bausher, M.G., Hunter, W.B., Chaparro, J.X., Dang, P.M., Niedz, R.P., Mayer, R.T., Mccollum, T.G., Sinisterra, X. 2004. Putataive protease inhibitor gene discovery and transcript profiling during fruit development and leaf damage in grapefruit (citrus paradisi macf). Gene 326:77-86
An expressed sequence tag (EST) set from Citrus sinensis L. Osbeck whole seedings and the implications of further perennial source investigations - (Peer Reviewed Journal)
Bausher,M.G., Shatters,R.G., Dang,P.M., Chaparro,J.X., Hunter,W.B., Niedz,R.P. 2003. An express sequence tag (EST) set from Citrus sinensis L. Osbeck whole seedlings and the implications of further perennial source investigations. Plant Science. 165(2):415-422.
Frequency and distribution of single nucleotide polymorphisms detected in an ovary EST database of citrus sinenis and poncirus trifoliata - (Peer Reviewed Journal)
The role of genomics in citrus improvement - (Peer Reviewed Journal)
Niedz, R.P., Shatters, R.G., Bowman, K.D., Bausher, M.G., Hunter, W.B., Chaparro, J.X. 2003. The role of genomics in citrus improvement. In: Proceedings of the Florida State Horticultural Science. 116:278-282.
The role of genomics in citrus improvement - (Proceedings)
Niedz, R.P., Shatters, R.G., Bowman, K.D., Mccollum, T.G., Bausher, M.G., Hunter, W.B., Chaparro, J.X. 2003. The role of genomics in citrus improvement. In: Proceedings of the Florida State Horticultural Society. 116:278-282.
An expressed sequence tag (EST) set from Citrus sinensis L. Osbeck whole seedlings and the implications of further perennial source investigations - (Peer Reviewed Journal)
Bausher, M., Shatters, R., Chaparro, J., Dang, P.M., Hunter, W., Niedz, R. 2003. An expressed sequence tag (EST) set from Citrus sinensis L. Osbeck whole seedlings and the implications of further perennial source investigations. Plant Science. 165(2):415-422.
ROLE OF GENOMICS IN CITRUS IMPROVEMENT - (Peer Reviewed Journal)
Niedz, R.P., Shatters, R.G., Bowman, K.D., Bausher, M.G., Hunter, W.B., Chaparro, J.X. 2003. Role of genomics in citrus improvement. Proceedings of Florida State Horticultural Society. 116:278-282.
IDENTIFICATION AND CHARACTERIZATION OF RESISTANCE MECHANISMS TO PREHARVEST AFLATOXIN CONTAMINATION AND EST/MICROARRAY PROGRAMS IN CORN AND PEANUT - (Abstract Only)
Guo, B., Luo, M., Dang, P. M., Coy, A. E., Dong, W., Holbrook, Jr., C. C., Lee, R. D., Widstrom, N. W., Niedz, R. P., Lynch, R. E. 2002. Identification and characterization of resistance mechanisms to preharvest aflatoxin contamination and EST/microarray programs in corn and peanut [abstract]. In: Proceedings of the 2nd Fungal Genomics, 3rd Fumonisin Elimination and 15th Aflatoxin Elimination Workshop, October 23-25, 2002, San Antonio, Texas. p. 133
GENE EXPRESSION PROFILING IN KERNEL DEVELOPING STAGES AS INFLUENCED BY DROUGHT STRESS IN CORN AND PEANUT - (Abstract Only)
Luo, M., Dang, P. M., Guo, B., Lee, R. D., Holbrook, Jr., C. C., Niedz, R. P., Lynch, R. E. 2002. Gene expession profiling in kernel developing stages as influenced by drought stress [abstract]. In: Proceedings of the 2nd Fungal Genomics, 3rd Fumonisin and 15th Aflatoxin Elimination Workshop, October 23-25, 2002, San Antonio, Texas. p. 137.
NORMALIZING SWEET ORANGE (C. SINENSIS (L.) OSBECK) SOMATIC EMBRYOGENESIS WITH SEMIPERMEABLE MEMBRANES - (Peer Reviewed Journal)
CONTROL OF IN VITRO CONTAMINATION OF EXPLANTS FROM GREENHOUSE AND FIELD GROWN TREES - (Peer Reviewed Journal)
Niedz,Randall P.,Bausher,Michael G.2002.Control of In vitro contamination of explants from greenhouse- and field-grown trees.In Vitro Cell Dev.Biol.Plant 38:468-471. Abstract
BIOCHEMICAL AND MOLECULAR CHARACTERIZATION OF A B-1,3-ENDOGLUCANASE FROM 'VALENCIA' ORANGE CALLUS - (Peer Reviewed Journal)
CHARACTERIZATION OF ACIDIC CHITINASES FROM CULTURE MEDIUM OF SWEET ORANGE CALLUS TISSUE - (Peer Reviewed Journal)
ISOTHIAZOLONE BIOCIDES TO CONTROL MICROBIAL AND FUNGAL CONTAMINANTS IN PLANT TISSUE CULTURES - (Peer Reviewed Journal)
CITRUS VARIETY IMPROVEMENT CORNER - ()
MORTALITY OF THE LARVAL ROOT WEEVIL DIAPREPES ABBREVIATUS L. (COLEOPTERA: CURCULIONIDAE) IN SIMULATED FLOODING OF SUGARCANE FIELDS - (Peer Reviewed Journal)
CDNA CLONING AND EXPRESSION OF A CLASS II ACIDIC CHITINASE FROM SWEET ORANGE - (Peer Reviewed Journal)
A DESCRIPTION OF SOME BASIC CHITINASES ISOLATED FROM SWEET ORANGE CALLUS TISSUE - (Peer Reviewed Journal)