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Collections Organic Roots Collection Remove constraint Organic Roots Collection: Organic Roots Collection Subjects spraying Remove constraint spraying: spraying Subjects Phryganidia Remove constraint Phryganidia: Phryganidia
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1. California oak worm

Author:
Burke, H. E. (Harry Eugene) , 1878-1963 , Herbert, F. B. (Frank Barnes) , 1890-
Subject:
life cycle (organisms) , shade trees , insect pests , seasonal development , natural enemies , cultural control , spraying , arsenicals , Phryganidia , Oak Diseases and pests
Physical description:
14 p. : ill. ; 23 cm.
Additional Author(s):
Burke, H. E. (Harry Eugene) , 1878-1963Herbert, F. B. (Frank Barnes) , 1890-
Collection:
Organic Roots Collection
Series:
Farmers' bulletin