Competitive effects of Cyperus rotundus L., Echinochloa colonum (L.) Link and trianthema portulacastrum L. on cotton [microform].
| Autor principal: | |
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| Formato: | Visual Material |
| Idioma: | English |
| Publicado em: |
Quezon City
Photoduplication Service, University of the Philippines Library
1977.
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| Assuntos: |