Evaluation of nitrogen, phosphorus and iron sources for winter wheat production /
| Main Author: | |
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| Format: | Thesis Book |
| Language: | English |
| Published: |
[Place of publication not identified] :
[publisher not identified] ;
1972.
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| Subjects: |
| Physical Description: | vi, 68 leaves : illustrations |
|---|---|
| Bibliography: | Bibliography: leaves 65-68. |