... Soil Nitrate Nitrogen 土壤硝态氮 ammonium and nitrate nitrogen 铵态硝态氮肥 nitrate nitrogen contamination 硝态氮污染 ...
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The results show that the releases of ammonium and nitrate nitrogen lower in exponential model, under the conditions of water washing;
结果表明,在水冲洗条件下硝酸根和铵根的释放质量浓度呈一阶指数方程降低;
This paper reports the effect of DCD in seedling stage to soil microorganism of bacteria, mold and actinomycetes, and the concentration changes of both ammonium nitrogen and nitrate nitrogen in soil.
实验研究了双氰胺在玉米苗期对土壤微生物细菌、霉菌和放线菌的影响,及对土壤中铵态氮和硝态氮贮量变化的影响。
Regress the load of nitrate, ammonium and total nitrogen by MQ equation.
对硝氮、氨氮、总氮产污负荷进行MQ回归,提炼回归方程。
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