查询词典 grassland

The results showed that overgrazing was the major reason for grassland degradation.

结果表明，过度放牧是导致玛多县草地退化的主要原因。

There are various reasons for grassland degradation, among which overgrazing is the main reason based on many researches both inland and abroad.

造成草地退化的原因是多方面的，国内外研究表明过度放牧是草地退化的主要原因。

It was pointed out that shrub invasion occurs during the process of conversion of farmland to grassland and overgrazing.

以沙质荒漠化正处在发展过程的河北坝上地区和沙质荒漠化严重的科尔沁沙地流沙治理区为例，结合国内外已有的研究成果，探讨草原沙质荒漠化的主要生物学机制。

The serious degeneration of grassland and environment caused by years of predating exploitation became the main obstacle for sustainable development in this area.

但长期以来，由于对草原掠夺式开发利用，导致草原重度退化、资源萎缩、荒漠化扩张，成为西部经济可持续发展的主要障碍。

When feeling depressed, thinking someone nauseous, being racketed, crashed, supplanted and intrigued, don't be defeated, walk into Master Hueinen's pure grassland to get some fresh air instead, and, soon one will realize It is not that person has intrigued you, it is not you being intrigued.

当你工作苦闷，认定某人可憎可恶，被人骗钱、撞车、排挤暗算时，不要颓丧，走出人情的陋巷到慧能的大草原透透气吧：&不是他害你，不是你被他害，是你胸襟气度窄，忍不下容不下他，狗咬狗！&

Without area overall arrangement based on science,and without inspect-estimate system ,the policy effect on reverting farmland to forests and grassland has been rebated.

但是由于退耕区域布局缺少严密的科学论证，监督检查方面也没有建立科学的监测评价体系，这使退耕还林还草政策效果大打折扣；退耕补偿政策的不合理、不公平性以及退耕地未来收益的不确定性，又使退耕还林还草成果巩固面临潜在威胁。

How to utilize the chance of "Reconverting Cultivated Land into Forest and Grassland" to promote poverty alleviated is the subject of this paper.

因此，如何利用&一退两还&的有利时机来缓解西部地区的贫困程度便成为本文的研究主题。

The base map is the land use map from TM image of 2000. Land use type is redivided into 6 types,-(1) Field,(2)Woodland,(3)Grassland?(4)Water area,(5)City and Town,(6)Unused area. And 7 kinds driving factors, which represent import contribution to LUCC in this area were chosen.

模型采用2000年黑河流域TM图象解译的土地利用图，将其转化为grid格式，每个grid代表面积为1km~2，将土地利用类型合并为：(1)耕地，(2)林地，(3)草地，(4)水域，(5)城镇用地，(6)未利用地。

Does photosynthesis affect grassland soil respired CO2 and its carbon isotope composition on a diurnal timescale ?

在一天的尺度上，光合作用是否影响草原生态系统的土壤呼吸及其碳同位素组成？

The results shoed that grassland and cropland were the main land use types in Huhhot City.

结果表明，草地和耕地是呼和浩特市的主要土地利用类型。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。