Green manure in rice farming proceedings of a symposium, 25-29 May 1987.
| Άλλοι συγγραφείς: | |
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| Μορφή: | Βιβλίο |
| Γλώσσα: | English |
| Έκδοση: |
Manila
International Rice Research Institute in collaboration with the Commission on the Application of Science to Agriculture, Forestry, and Aquaculture
c1988
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| Θέματα: |