The effect of organic and inorganic fertilizer and organic manure on the yield and yield components of soybeans [microform]
| מחבר ראשי: | |
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| פורמט: | Visual Material |
| שפה: | English |
| יצא לאור: |
Quezon City
Photoduplication Service, University of the Philippines Library
1978.
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| נושאים: |