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- Studies on the Ecological Effect of Urban Greens 城市绿地生态效应研究
- This paper reports the ecological effects of the joint pollution of Cd,Cu,Zn , Pb in soil on spring wheat and rice. 本文着重研究了土壤中镉、铅、铜、锌复合污染对春小麦、水稻产生的生态效应。
- The ecological effects of different exotic taxa like mammals, birds, invertebrates and plants on native birds are reviewed in this paper. 本文回顾了哺乳动物、鸟类、无脊椎动物和植物等不同生物类群的入侵对本地鸟类生态影响方面的研究进展。
- The Ecological Effect of Grass and Crop Rotation on Ridge Chernozem 岗平地黑土草田轮作的生态效应
- So that, in this study we will investigate the abundance and distribution of benthos and sessile organisms, dating from May2003 to January2004, and evaluate the ecological effects of the whole areas, especially on the constructions of seashore works. 因此本研究以安平商港北堤至渔港南堤之间人工养滩区作为研究区域，于2003年5月至2004年1月，依季节进行底栖生物及附着生物之生态监测调查，并利用多样性指數、关分析及底栖生物集成指针法进行分析评估，藉以了解该区域在不同环境条件下底栖生物分布以及其与消波块群与其周遭环境之相关性。
- The experimental study on maize mulched with the plastic film was conducted in the East Areas of Jilin Province to determine the ecological effects, such as water and thermal effects. 摘要为进一步了解地膜覆盖下的土壤水热生态效应，在吉林省东部开展了玉米地膜覆盖栽培试验。
- Who Make the Ecological and Environmental Crisis? 谁制造了生态与环境灾害?
- The ecological era has come to the earth of China. 生态时代已降临中华大地。
- 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。
- The ecological effect of interplanting green manure in young tea plantation of eroded infertile soil in Mindonog area 闽东侵蚀劣地幼龄茶园套种绿肥的生态效应
- The Ecological Effect of Strip Intercropping Together with Stubble-keeping on Reducing wind Erosion in Dry Farming Land 带状留茬间作减轻旱作农田土壤风蚀的生态效应研究
- The ecological effect and construction model for hydroelectric development of Nujiang 怒江水电开发生态影响及建设模式
- concerned with the ecological effects of altering the environment 与改变环境而产生的生态影响有关的
- The ecological effects of organic cultivation in peach orchard 桃园有机栽培的生态效应
- Whole chains of the ecology were being destroyed. 整个生态系统链正在遭到破坏。
- 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 ecology of syrmaticus Ellioti swinhoe[J]. 白颈长尾雉的生态研究[J]。
- concerned with the ecological effects of altering the environment. 与改变环境而产生的生态影响有关的。
- Who Should Pay for the Ecological Use of Water? 谁为生态用水埋单?
- Study on the ecological effect of crop residues burned or incorporated in field in North Central Irrigated Area of China 华北灌溉区秸秆焚烧与直接还田生态效应研究
