Planned surveys [microform]
| 第一著者: | |
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| 共著者: | , |
| フォーマット: | Visual Material |
| 言語: | English |
| 出版事項: |
Quezon City
Photoduplication Service, University of the Philippines Library
1976.
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| シリーズ: | Philippines (Commonwealth) Dept. of agriculture and commerce. Technical bulletin no. 8
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| 主題: |