![]() Image Number D909-1 |
In a greenhouse, technician JoAnn Tanaka checks the seed set of spinach plants used in crosses for resistance to Stemphylium leaf spot disease.
Photo by Peggy Greb.
![]() Image Number D909-1 |
In a greenhouse, technician JoAnn Tanaka checks the seed set of spinach plants used in crosses for resistance to Stemphylium leaf spot disease.
Photo by Peggy Greb.