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Farmers' bulletin (United States. Dept. of Agriculture) ; no. 1510
Year:
1926
Subject:
Anthracnose; Red clover; Diseases and pests; fungal diseases of plants; crop losses; forage legumes; hay; pasture plants; forage; varietal resistance; variety trials; cultural control
John W. (John William) Roberts 1882- and Leslie. Pierce
Series:
Farmers' bulletin (United States. Dept. of Agriculture) ; no. 1479
Year:
1926
Subject:
Apple blotch; Apples; Diseases and pests; life cycle (organisms); apples; orchards; fruit trees; plant diseases and disorders; fungal diseases of plants; leaf blotch; spraying; varietal resistance; sulfur; copper sulfate