by United States. Agricultural Research Service
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Federal-grant research at the state agri...
Abstracts of recent published material o...
Current developments in the farm real es...
A situation report
3-bedroom farmhouse
Breed distribution of NPIP participating...
How to control cattle grubs
Cercetări asupra hipodermelor
Warble flies
Eradication of cattle grubs
The ox warble flies, Hypoderma bovis de ...
Report of the departmental Committee on ...