牧草施肥研究进展

Primary study on fertilizer application of forage

综述了牧草施肥的研究概况,主要内容包括牧草施肥的时期、方法与效果。提出了禾本科牧草、豆科牧草及混播牧草特点各异,针对不同的牧草采取相应的施肥方法具有十分重要的意义。已有的研究和实践表明,氮、磷、钾及中微量元素肥料合理施用对牧草的产量、品质及对食草动物的生长、发育与品质均会产生明显的促进作用。结合发达国家牧草施肥的先进经验,对我国当前牧草施肥存在的问题进行了分析,最后展望了牧草施肥的发展方向。

The primary study of fertilizer application about forage was reviewed. Main content consisted the fertilizer application time and technique, the benefit of forage fertilization. It was very important to take the corresponding fertilization methods according to different forages, because of different characteristics among gramineous grass, leguminous grass and mixed grasses. The research and practice indicated that reasonable application of nitrogen, phosphorus, potassium and secondary microelements fertilizer improved both forage yield, quality and growth, development and animal quality. The paper analysed the problems on fertilizer application of forage in China contrasted with that of developed countries. Finally, it indicated the development direction of forage fertilization.