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综述了国内外几种天然产物松香、腐殖酸、木质素、多聚糖、植物油、天然橡胶在缓/控释肥料中的应用情况,着重介绍了这几种天然产物在包膜肥料中的应用现状。
The application of several natural products, rosin, humic acid, lignin, polysaccharides, vegetable oils and natural rubber in slow / controlled release fertilizers at home and abroad are reviewed. The effects of these natural products in coated fertilizers Application status.