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Subjects formaldehyde Remove constraint formaldehyde: formaldehyde Subjects blight Remove constraint blight: blight Authors Walker, J. C. (John Charles) , 1893- Remove constraint Walker, J. C. (John Charles) , 1893-: Walker, J. C. (John Charles) , 1893- Series Farmers' bulletin Remove constraint Farmers' bulletin: Farmers' bulletin

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1. Onion diseases and their control

Author:: Walker, J. C. (John Charles) , 1893-
Subject:: Onions Diseases and pests , plant diseases and disorders , smut diseases , fungal diseases of plants , disease control , application equipment , formaldehyde , mildews , blight , copper sulfate , molds (fungi) , Fusarium wilt , root-knot nematodes , plant parasitic nematodes , storage , sanitation , harvesting , curing (crops) , varieties , food transport , soft-rot fungi , anthracnose
Physical description:: 24 p. ; ill. ; 23 cm.
Additional Author(s):: Walker, J. C. (John Charles) , 1893-
Collection:: Organic Roots Collection
Series:: Farmers' bulletin