甘蔗施用增效粒铵肥效的研究

在珠江三角洲３种不同土壤类型和不同耕作制度进行田间小区试验和大田对比示范，并进行氮素利用率分析。结果表明：甘蔗增效粒铵比施普通粉铵能显著提高产量；同时，氮素利用率也明显高于粉铵。

Study on the Effect of the Symergistic Powder Ammonium in Sugarcane Cultivation

Plot experiments on 3 types of soil and different cropping systems,and comparision field demonstrations were conducted in the Pearl River Delta area.and nitrogen utilization ratio was analized. Results showed that the synergetic powder ammonium increased cane yield significantly with higher N utilization ratio than the ordinary powder ammonium.