Librería: liu xing, Nanjing, JS, China
paperback. Condición: New. Paperback. Pub Date :2014-03-01 Pages: 134 Language: Chinese Publisher: Fudan University Press fertilizer is a soil crop systems essential source of nutrients for crop growth. which is the main way to increase nitrogen inputs in the development of agricultural production one. Melamine is a nitrogen-containing heterocyclic compounds high a widely used at home and abroad for melamine residue utilization of fertilizer has been a lot of research reports. In 2008. after the events of the melamine . Nº de ref. del artículo: BX066264
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