Chemical weed control in direct-seeded rice [microform]

Библиографические подробности
Главный автор:	Sagaral, Erasmo de Guia 1936-
Формат:	Visual Material
Опубликовано:	Quezon City Photoduplication Service. University of the Philippines Library 1977.
Предметы:	Weed-control > Philippines. Herbicides. Rice.