Perennial nutsedge (Cyperus rotundus L.) competition with upland rice and its chemical control [microform].
| 第一著者: | |
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| フォーマット: | Visual Material |
| 言語: | English |
| 出版事項: |
Quezon City
Photoduplication Service, University of the Philippines Library
1977.
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| 主題: |