Competitive effects of Cyperus rotundus L., Echinochloa colonum (L.) Link and trianthema portulacastrum L. on cotton [microform].

Détails bibliographiques
Auteur principal: Guantes, Martin M. 1941-
Format: Visual Material
Langue:English
Publié: Quezon City Photoduplication Service, University of the Philippines Library 1977.
Sujets: