Some factors affecting ammonification in flooded soils [microform].

书目详细资料
主要作者:	Aspiras, Ruben Baldonado 1939-
格式:	Visual Material
语言:	English
出版:	Quezon City Photoduplication Service, University of the Philippines Library 1977.
主题:	Soils > Analysis. Plants, Effect of ammonia on.