composting material

PH of composting material range around what the microorganism are suitable to, and pH is not necessary to be adjusted;

堆肥过程中，物料的pH值在堆体中好氧微生物生命活动适宜的范围内变化。堆肥过程中不需要调节pH值；

Ratio the raw material and the bulking agent is an important parameter for sewage sludge composting.

试验研究了不同配比的填充料和通气状况对污泥堆肥起始升温的影响.

The two composting processes produce an odor-free, stabilized material.

这两种堆肥工艺都能产生无味 、 稳定的产品.

Three kinds of Animal wastes were tested for high temperature aerobic composting fermentation by employing aeration method. The inner temperature of composting material maintained about 70 ℃. The daily changes of O2, CO2, NH3, CH4 and H2S were measured in the process of fermentation.

利用通气方法对3种禽畜废弃物进行了高温好氧堆腐发酵试验，堆腐物内部温度维持在70℃左右，对发酵过程中O2、CO2、NH3、CH4、H2S的逐日变化量进行了测定。

Co-composting in low C/ N of 15, 20 and 25 using poultry manure, municipal solid waste and corn straw as raw composting material were conducted to validate the possibility of composting in low C/ N. Nitrogen transformation were determined at different composting stages.

以鸡粪、城市生活垃圾和秸秆为原料，在C/N比分别为15,20和25的情况下进行堆肥，并根据氮素的变化研究在低C/N情况下进行堆肥的可能性。

In this paper, the silkworm excrement organic fertilizer ( SEOF) which was developed by high temperature composting with the main material of discarded silkworm excrement after extraction of chlorophyll and inoculated with microbe fungus was re-used.

本文研究了以叶绿素提取后的废弃蚕沙为主要原料，接种微生物菌剂进行堆肥后作为有机肥再利用。