SELECTION WITHIN MYCOSPHAERELLA GRAMINICOLA POPULATIONS

Authors: MUNDT, CHRISTOPHER - OREGON STATE UNIVERSITY; Cowger, Christina; MCDONALD, BRUCE - FEDERAL INSTITUTE OF TECH; ZHAN, JIASUI - FEDERAL INSTITUTE OF TECH

Submitted to: International Symposium on Septoria/Stagonospora Disease of Cereals
Publication Type: Government Publication
Publication Acceptance Date: 11/1/2003
Publication Date: 12/1/2003
Citation: Mundt, C.C., Cowger, C., Mcdonald, B.A., Zhan, J. 2003. Selection within mycosphaerella graminicola populations. International Symposium on Septoria/Stagonospora Disease of Cereals.

Interpretive Summary: Evidence is discussed for adaptation of M. graminicola isolates both to cultivar of origin, to greater aggressiveness on host genotypes with higher levels of partial resistance, and to greater aggressiveness in the presence of a protectant fungicide.

Technical Abstract: Evidence is discussed for adaptation of M. graminicola isolates both to cultivar of origin, to greater aggressiveness on host genotypes with higher levels of partial resistance, and to greater aggressiveness in the presence of a protectant fungicide.