In some varieties, leaves become leathery and brittle. Red and black varieties turn prematurely red; white varieties become silvery. Vines have less fruit, and it is of reduced sugar content. Piercea#39;s Disease kills grapevines. disease Primaryanbsp;...
|Title||:||California Plant Disease Handbook and Study Guide for Agricultural Pest Control Advisors|
|Author||:||Walter D. Gubler, Arthur H. McCain|
|Publisher||:||ANR Publications - 1986-01-01|