Most seedborne pathogens can cause substantial reductions in yield or quality in the subsequent crop. However, some diseases such as late blight, ring rot and leafroll have the potential to spread quickly through the crop ...

Silver scurf, caused by the fungus Helminthosporium solani, is a common disease of potato and is present in all major production areas in the United States. The incidence and severity of silver scurf in New York, and its ...

Potato scab is a common tuber disease that occurs throughout the potato growing regions of the world. Although scab does not usually affect total yields, significant economic losses result from reduced marketability of the ...