Search Results       Your search for [subject]Calumpang soil series returned 1 record.           Effects of chemical fertilizer and organic matter addition on the population dynamics of methanogens and methanotrophs in Calumpang soil series (<em>Aeric Vertic Epiqualf</em>), a major tropical lowland rice soil. by Dela Torre, Jesiree Elena Ann P.; College, Laguna: University of the Philippines Los Banos, 2011. Subject: soil analysis; methanogens; methanotrophs; fertilizers; organic matter; Calumpang soil series.          Add to Book Cart Relevance: 25.56%