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- Keywords dam;ecological effect;ecological effect chain;ecological effect web;ecological effect type;spatiotemporal scale.; 大坝;生态效应;生态效应链;生态效应网;生态效应类型;时空尺度;
- ecological effect web 生态效应网
- Ecological effect of peat and weathered coal on alkali-saline soil. 草炭与风化炭改良盐碱土的生态效应。
- Ecological effect of exotic Cd-Zn compound pollution on purple soil. 紫色土Zn、Cd复合污染生态效应研究
- The long-time ecological effect of eutrophication control measures such as damming, dredging, diluting etc. 结果表明,大部分湖区浮游植物群落结构与治理前基本相同,仍以蓝藻占绝对优势。
- The results of study indicated that four plant species all had promising ecological effect,and the ecol... 研究结果表明,4种树种的林木都具有良好的生态功能,但各树种林木的生态功能不尽相同。
- Objective To explore the potential health and ecological effect of environmental endocrine disrupting chemicals(EDCs). 摘要目的了解环境内分泌干扰物潜在的健康和生态效应。
- The hilltop ecological effect of Danxia Landform generated by the distinct physiognomy and topography was investigated. 摘要首次探讨了丹霞地貌山顶生态效应现象,揭示特殊的地貌、形态所产生的特殊生态现象。
- Urban dew is a non-negligible condensed water resource and humidity origin. To research its ecological effect is of great significance. 城市露水是一种不可忽视的凝结水资源和湿度来源,其生态效应研究具有重要意义。
- The issues about urban dew and its ecological effect research were listed,and some further research trends were prospected. 另外,文章指出了城市露水及其生态效应研究存在的问题,提出了今后城市露水及其生态效应的研究方向。
- Grassland agroecosystem, as a systematic mode, provided with ecological effect and engineering systematic effect by itself. 草地农业系统作为一个系统模式,本身有其生态效应和工程系统效应。
- A.mearsii and P.yunnasensis grew the best hydrological ecological effect respectively for interception rate and stemflow. 乔木树种的生物学特征特性也有差异。
- The required ecological effect of MQL cutting fluids is indicated and some base oils and additives of ecological cutting fluids are presented in the paper. 简述了生态效应对MQL切削液的要求,给出了具有生态效应的几种切削液基油和添加剂,并对其生态性能和切削性能进行了比较。
- It was indicated N split supply has an accumulated ecological effect on the rice rhizosphere microbes activities, so does water factor on the soil microbes of rice rhizosphere. 这说明在分次施氮的施肥模式下,施氮对水稻根际土壤微生物的生态效应保持一定的持续作用,而水分条件对土壤微生物的生态效应也需要一定的时间才能起作用。
- A lot of literatures and records on tablets have attested to the process and ecological effect of provided Beijing with energy during the Yuan to Qing Dynasty. 文献和碑刻资料,证实了北京能源供应的发展过程及其连带的生态效应。
- Ecologically effective city agriculture will be accelerated. 加快发展生态高效都市型农业。
- The Sandoz incident also polluted the water quality and had great ecological effects in Rhein River. 而19年前在瑞士巴塞尔附近施韦策哈勒的火灾事故,同样对莱茵河水质和生态系统造成了巨大的影响。
- This structure was received a wide range of applications and played a good ecological effects in revetment engineering. 目前,在我国国内这一项技术还处于引进、消化和推广阶段。
- So tea-clover intercropping system can create fine ecological effects and accelerate benign cycle of tea garden. 试验表明茶树-苜蓿的合理间作能够创造良好的生态效应,促进茶园生态系统良性循环。
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