Cultural methods for soybeans grown in maahas clay with spaecial reference to establishment, weed control and fertilization [microform]

Manylion Llyfryddiaeth
Prif Awdur: Floresca, Emmanuel Tenerife 1939-
Fformat: Visual Material
Cyhoeddwyd: Quezon City Photoduplication Service. University of the Philippines Library 1977.
Pynciau: