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Farmers' bulletin / United States Department of Agriculture ; no. 1557
Year:
1928
Subject:
Peach; Diseases and pests; stone fruits; tree fruits; insect pests; control methods; cultural control; spraying; natural enemies; biological control; arsenates; arsenicals; horticultural oils; Synanthedon exitiosa
John W. (John William) Roberts 1882- and John C. (John Clymer) Dunegan 1898-
Series:
Farmers' bulletin (United States. Dept. of Agriculture) ; no. 1527
Year:
1927
Subject:
Brown rot of fruit; Peach scab; plant diseases and disorders; tree fruits; fungal diseases of plants; brown-rot fungi; scab diseases; plant rots; control methods; fungicides; spraying; arsenicals; arsenates; application timing