Recommendations for improving quality of grapes by using proper cultural operations on the vines
A. J. Winkler
California Agriculture 1(5):1-1. DOI: 10.3733/ca.v001n05p1c.
Not available – first paragraph follows:
Grape crops from 1942 to 1945 were the largest in the history of California grape production. With emphasis solely on quantity, quality suffered.