Fertilizer use and crop yields ...
Year of publication: |
1951-
|
---|---|
Other Persons: | Colwell, W. E. (contributor) |
Institutions: | National Soil and Fertilizer Research Committee (contributor) |
Publisher: |
[Washington, D. C.] |
Subject: | Agrarbodendüngung | Vereinigte Staaten |
Published items: |
5 hits in ECONIS - Online Catalogue of the ZBW
|
-
The closing circle : nature, man, and technology
Commoner, Barry, (1971)
-
Studium von Düngungs- und agrikulturchemischen Fragen in den USA
Giesecke, Werner, (1956)
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The pesticide problem : an economic approach to public policy
Headley, Joseph Charles, (1967)
- More ...
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Fertilizer use and crop yields in the Southern Region
Colwell, W. E., (1951)
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Fertilizer use and crop yields in the North Central Region
Colwell, W. E., (1951)
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Fertilizer use and crop yields in the Northeastern Region
Colwell, W. E., (1951)
- More ...