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Collections Organic Roots Collection Remove constraint Organic Roots Collection: Organic Roots Collection Subjects spraying Remove constraint spraying: spraying Subjects sulfates Remove constraint sulfates: sulfates
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1. Control of apple powdery mildew

Author:
Fisher, D. F.
Subject:
Apple powdery mildew , Apples Diseases and pests , fungal diseases of plants , powdery mildew , mildews , cultural control , pruning , spraying , sulfur , liming materials , copper carbonate , saponins , casein , sulfates
Physical description:
14 p. : ill. ; 23 cm.
Additional Author(s):
Fisher, D. F.
Collection:
Organic Roots Collection
Series:
Farmers' bulletin

2. Control of the onion thrips

Author:
Chittenden, F. H. (Frank Hurlbut) , 1858-1929
Subject:
life cycle (organisms) , insect pests , control methods , cultural control , spraying , sprayers , sulfates , insecticidal soaps , Onion thrips Control
Physical description:
16 p. : ill. ; 23 cm.
Additional Author(s):
Chittenden, F. H. (Frank Hurlbut) , 1858-1929
Collection:
Organic Roots Collection
Series:
Farmers' bulletin