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1930

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The Oriental fruit moth

1930

Eddy, C. O. (Clifford Otis) | Brunson, Marvin Howard | Clarke, W. H.

south carolina control oriental fruit moth
National Agricultural Library - United States of America
Boj sadnim s̆kodljivcem! | Fight against fruit pest

1930

Humek, M.

insects insect control insect pests yugoslavia injurious and beneficial control diseases and pests fruit
National Agricultural Library - United States of America
Water soluble arsenic in spray material

1930

Young, H. C. (Harry Curtis)

plants arsenic effect of arsenic on spraying and dusting in agriculture plant diseases (general) control diseases and pests fruit
National Agricultural Library - United States of America