要提高土壤肥力促进甘蔗高产,大量施用有机质肥料是很重要的。有机质肥料的来源是很多的,但由于各地的情况和条件不同,其来源难易也有不同,但种植绿肥为土壤提供有机质肥料是比较易行而有效的。绿肥压青不但能提供大量的有机质肥份,而且含有丰富的氮、磷、钾三要素肥份。所以种植绿肥,对改良土 To improve soil fertility and promote sugar cane yield, large-scale application of organic fertilizer is very important. There are many sources of organic fertilizers, but because of the different conditions and conditions in different places, the origins are difficult and different. However, planting green manure to provide organic fertilizers for soils is relatively easy and effective. Green manure green not only provide a large number of organic fertilizer, but also rich in nitrogen, phosphorus and potassium three elements of fat. So planted green manure, to improve the soil