This paper introduces its features, problems and strategies and puts forward the suggestions that the coated and controlled release urea is used as the N resource or the coated compound fertilizers are used as basic raw meterials.

Studying on slow release effects of mineral coated compound fertilizer;

Influence of non-coated slow release compound fertilizer on pepper yield & nitrogen effect;

Effect of weathered coal-based coated fertilizer on winter wheat growth and soil enzyme activity;