The mechanism of Soil organic matter and wheat straw decomposition were discussed through the accumulated CO2, microbial biomass and inorganic nitrogen content.
测定秸秆和土壤有机质分解过程中CO_2释放量、土壤微生物量和土壤无机氮含量变化，探讨土壤有机质和秸秆分解的规律。
We research on method of effective nitrogen protection in quick decomposition of straw in frigid area, and provide feasible approach.
研究了北方寒冷地区秸秆的快速腐解过程中有效氮保护的方法，寻找切实可行的途径。
By researching microbial characteristics of tobacco straw overburden to determine which season and which collocation ratio was the most suitable for decomposition of the tobacco straw overburden.
通过研究烟草秸秆覆盖层的微生物特征，确定何种季节何种烟草秸秆与鸡粪的搭配比例最适合烟草秸秆覆盖层的腐解。
The nitrogen, which is in ammonium in the ammonia sulfite pulping waste liquor of rice straw, is converted into organic nitrogen by using oxide-ammonium decomposition method.
稻草亚硫酸铵法制浆废液采用氧化氨解的方法，将废液中的铵态氮转化为有机氮。
This scheme will provide the important reference for design and manufacturing of the fast decomposition straw returning machine.
该方案的确定将为快速腐熟秸秆还田联合作业机的设计、制造提供重要的参考依据。
This scheme will provide the important reference for design and manufacturing of the fast decomposition straw returning machine.
该方案的确定将为快速腐熟秸秆还田联合作业机的设计、制造提供重要的参考依据。
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