研究表明，微生物特性可作为城市土壤环境中重金属含量变异的有效指标。
Microbial physiological parameters value and ratio have abnormal variation, which reflects that microbial characteristics can be taken as the efficient indicator of alteration of environmental...
在盐碱地利用微区改土植树技术，对微区的土壤环境进行有效改良，创造有利于植物生长的立地条件，是在高盐碱地区进行城市绿化的一种行之有效地新方法。
Soil improvement in a small district of plant trees technique. The good soil condition that trees can grow well was made. This is a better method than the others.
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