Calag Archive
Calag Archive
Stubborn disease: One cause of nonbearing in navels, Valencias, and grapefruit
Publication Information
California Agriculture 2(8):4-15.
Published August 01, 1948
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Abstract
An increasing number of nonproductive trees sometimes noted in navel orange orchards as the trees advance in age may be due—in part—to the infectious disease known as stubborn disease.