The influence of the soil conservation program on farm organization and operation in the Crooked Creek project area of western Pennsylvania
Wedi'i Gadw mewn:
| Prif Awdur: | |
|---|---|
| Iaith: | English |
| Cyhoeddwyd: |
[Ithaca, N.Y.]
1941.
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| Cyfres: | USAIN state and local literature preservation project, New York. Cornell University thesis.
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| Pynciau: | |
| Fformat: | Traethawd Ymchwil Monograph Microform Note that CRL will digitize material from the collection when copyright allows. |
| Disgrifiad o'r Eitem: | Titles were chosen by land-grant universities as part of the U.S. Agricultural Information Network state and local literature preservation project for agricultural literature on microfilm. |
|---|---|
| Disgrifiad Corfforoll: | 236 l. illus., maps. 27 cm. |