The results showed that the products, quality and economical characters are different by fertilizing Shidai ecological organic manure and chemicalmanure in the apple orchards.
施用该有机肥的果园在上述指标上明显优于施用化肥的果园，适合作为有机苹果生产用肥。
2
Simulated composting was carried out to study the changes of biochemistry and chemical characteristics of the organic manure compost using labelled organic material and inorganic nitrogen fertilizer.
The amount of green manure added to soil and the soil chemical and physical properties also influenced the rate and degree of decomposition of the green manure.