人工培养的

This experiment is studying the quantities of Change development about the Microorganism Vicinity Manpower wet land with MPN,Last we work out the the quantities of Nitrification bacterium、Oppose the nitrification bacterium and Aminate a bacterium in water Unit volume with Biostatistics.we analysis gets conclusion that the quantities of Three kinds microorganisms is the most Vicinity Manpower wet land according to the last data.

本试验采用稀释培养计数法对湿地附近水中微生物的数量变化动态进行计数调查，最后用最大可能数法求出单位体积水样中硝化细菌、反硝化细菌和氨化细菌三类微生物的数量。根据最终数据分析得到的结论是：在人工湿地附近的水中氨化细菌、硝化细菌、反硝化细菌的数量是最多的。

Chrysanthemum of 10 thousand birthday is lax to edaphic requirement, with the arenaceous qualitative loam with fecund, good drainage had better.

万寿菊对土壤要求不严，以肥沃。排水良好的砂质壤土为好。

He unstepped the mast and furled the sail and tied it.

他拔下桅杆，把帆卷起，系住。