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Green-bug or spring grain-aphis How to prevent its periodical outbreaks by
  • Walton, W.R
Series: Spring, Grain United States Department of Agriculture. Farmers Bulletin No. 1217
Material type: Text Text
Publication details: Washington 1921
Availability: Items available for loan: Prof. M S Swaminathan Library, ICAR: Indian Agricultural Research Institute (1)Call number: 580 X-I.

Earthworms as pests and otherwise by
  • Walton, W.R
Series: United States Department of Agriculture. Farmers' Bulletin No. 1569
Material type: Text Text
Publication details: Washington 1928
Availability: Items available for loan: Prof. M S Swaminathan Library, ICAR: Indian Agricultural Research Institute (1)Call number: X-1.

Hessian fly and how to prevent losses from it by
  • Walton, W.R
Series: Fly United States Department of Agriculture. Farmers Bulletin No. 1083
Material type: Text Text
Publication details: Washington 1920
Availability: Items available for loan: Prof. M S Swaminathan Library, ICAR: Indian Agricultural Research Institute (1)Call number: 580 X-I.

How to detect outbreaks of insects and save the grain crops by
  • Walton, W.R
Series: Insect, Grain, Crop United States Department of Agriculture. Farmers Bulletin No. 835
Material type: Text Text
Publication details: Washington 1917
Availability: Items available for loan: Prof. M S Swaminathan Library, ICAR: Indian Agricultural Research Institute (1)Call number: 580 X-1.

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