Seasonal changes of the pathogenic races of pyricularia oryze cav. at the IRRI blast nursery [microform]
| Κύριος συγγραφέας: | |
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| Μορφή: | Visual Material |
| Έκδοση: |
Quezon City
Photoduplication Service. University of the Philippines Library
1977.
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| Θέματα: |