Agriculture takes place in nature, among ecosystems of interacting organisms and activity, and crop production takes place within that ecosystem environment.
农业是在大自然中进行的；大自然里的生态系统中各种生物和活动相互影响，而粮食的生产正是处在这样的生态环境中。
The problem of ecosystem environment is the problem of human in nature, it needs to reflect the human, evaluate and standardize the behavior of human being again.
生态环境问题，说到底是人的问题，这就需要对人本身重新反思，对人类行为重新评估和规范。
Firstly, we completely investigated and analysed the ecosystem environment and the humanities environment of the Early Qin Dynasty in this test.
本文首先对先秦时期的生态环境与人文环境进行了全面的考察和分析。
The article analyzes the reason of the weak ecosystem environment of the loess plateau ditch area and the seriousness of the water and soil erosion.
文章分析了黄土高原沟区生态环境脆弱、水土流失严重的原因。
Adopting the method of the organism supervision, the present condition of inshore ecosystem environment in Maoming city is investigated and supervised.
采用生物监测方法，对茂名市近岸海域生态环境进行现状调查和监测。
This paper did some researches mainly about the MODIS data processing and the monitoring of the Lancangjiang River valley ecosystem environment problems by using the MODIS data.
本文主要对MODIS数据资料处理和MODIS数据应用于澜沧江流域生态环境问题的监测做了一些研究。
In recent years, the red tide in the littoral of our country is more and more frequent and have become to be a big threat to ecosystem environment, aquatic breeding industry and human healths.
近年来，我国沿海地区赤潮越来越频繁，对生态环境、海水养殖业及人类健康造成了很大的威胁。
How to cut down the surface runoff, to exterminate or to reduce the disaster of urban water logging, protect the city's water ecosystem environment, have become an important topic concerned widely.
如何有效地削减暴雨径流，减少或根除城市水涝灾害，保护好城市水生态环境，已成为一个广受关注的重大课题。
It also has an obvious increasing impact on the evaded ecosystem, environment and social economy of China.
生物入侵是一个影响深远的全球性问题，其对我国的生态系统、环境和社会经济的影响也日益明显。
Biological invasion has become an important element of global changes. It also has an obvious increasing impact on the evaded ecosystem, environment and social economy of China.
生物入侵是一个影响深远的全球性问题，其对我国的生态系统、环境和社会经济的影响也日益明显。
Biological invasion has become an important element of global changes. It also has an obvious increasing impact on the evaded ecosystem, environment and social economy of China.
生物入侵是一个影响深远的全球性问题，其对我国的生态系统、环境和社会经济的影响也日益明显。
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