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掺混肥是一个大概念,指的是氮磷钾原料按照一定的配比,用物理的方法混拌成的肥料,掺混肥中若有部分氮是树脂包衣,叫做部分氮控释掺混肥,若在部分氮素中加入脲酶抑制剂或消化抑制剂,叫做部分氮缓释掺混肥,无论是缓释肥、控释肥,肥效期都长于普通不加缓控释剂的掺混肥。
Mixed fertilizer is a big concept, referring to the NPK raw materials according to a certain ratio, mixed with the physical method of fertilizer, fertilizer, if some nitrogen is resin coating, called part of the nitrogen controlled release Mixed fertilizer, if added to part of the nitrogen urease inhibitors or digestion inhibitors, known as part of the nitrogen slow-release fertilizer, both slow-release fertilizer, controlled-release fertilizer, fertilizer duration are longer than the ordinary without slow release control agent Mixed fertilizer.