Nitrogen response and cultural practices for corn-based cropping systems in the Peruvian Amazon /
| Main Author: | |
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| Format: | Thesis Microform Book |
| Language: | English |
| Published: |
[Place of publication not identified] :
[publisher not identified] ;
1981.
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| Subjects: |
| Item Description: | Vita. Microform. |
|---|---|
| Physical Description: | xiv, 153 leaves : illustrations |
| Bibliography: | Bibliography: leaves 122-128. |