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中水灌溉绿地对土壤微生物数量的影响
引用本文:王齐,谭一凡,孙吉雄,师春娟.中水灌溉绿地对土壤微生物数量的影响[J].草原与草坪,2010,30(5):25-29.
作者姓名:王齐  谭一凡  孙吉雄  师春娟
作者单位:1. 甘肃农业大学,草业学院,草业生态系统教育部重点实验室,中-美草地畜牧业可持续发展研究中心,甘肃,兰州,730070
2. 深圳市园林科学研究所,广东,深圳,518003
3. 甘肃小陇山林业科学研究所,甘肃,天水,741022
基金项目:深圳市中水灌溉绿地水质控制指标及安全性评价项目资助
摘    要:通过对深圳市罗芳污水厂厂区长期中水灌溉绿地土壤的调查,探讨中水灌溉对土壤微生物类群数量的影响。结果表明,长期中水灌溉下土壤微生物类群数量与清水相比有增加的趋势。在土壤表层(0~20 cm),以细菌的增加最显著(P0.05),增幅达43.49%~76.22%;其次是放线菌,增幅达7.11%~15.39%;真菌的变化最小,增幅仅达0.96%~3.44%,但放线菌和真菌差异不显著(P0.05)。土壤含水量与土壤微生物呈不同程度的正相关关系,且中水灌溉下较清水变化更显著。从而表明中水灌溉绿地能够促进土壤微生物的繁衍,有利于植物的生长发育。

关 键 词:中水  绿地灌溉  土壤微生物

Effect of reclaimed water on soil microorganism community in greenbelt
WANG Qi,TAN Yi-fan,SUN Ji-xiong,SHI Chun-juan.Effect of reclaimed water on soil microorganism community in greenbelt[J].Grassland and Turf,2010,30(5):25-29.
Authors:WANG Qi  TAN Yi-fan  SUN Ji-xiong  SHI Chun-juan
Institution:WANG Qi1,TAN Yi-fan2,SUN Ji-xiong1,SHI Chun-juan3(1.College of Pratacultural Science,Gansu Agricultural University,Key Laboratory of Grassl, Ecosystem,Ministry of Education,Sino-U.S.Center for Grazingl, Ecosystem Sustainalbility,Lanzhou 730070,China),2.Shenzhen Institute of L,scape Science,Shenzhen 518003,China,3.The Forestry Science Institute of Xiaolongshan,Gansu Tianshui 741022
Abstract:Effect of reclaimed water on soil microorganism community in greenbelt of Shenzhen Luofang Sewage.The result showed that the number of soil microrganism increased irrigated by reclaimed water compared to cleaned water,especially in surface layer(0~20 cm).Bacteria showed significantly increased(P0.05),43.49%~76.22%,compared to control.Actinomycete,amplitude increased 7.11%~15.39% while fungus 0.96%~3.44%.There was some degree positive correlativity between soil relative water content and quantity of soil microorganism.It was benefit to soil microrganism propagation using reclaimed water irrigation.
Keywords:reclaimed water  greenbelt irrigation  soil microorganisum  
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