over-grazing是什么意思

用法例句

How to Solve the Overgrazing Problem in Inner Mongolia;

内蒙古草原过度放牧的解决途径

The impact of the institution of grassland property right on overgrazing —A case from Hongshiwo countryside Sunan county Gansu;

草地产权制度对过度放牧的影响——以肃南县红石窝乡的调查为例

Physio-ecological Responses of Leymus Chinensis to Overgrazing and Clipping;

羊草对过度放牧和刈割的生理生态响应

This paper reviewed the related domestic and abroad research achievements and details about how human activities such as grassland reclamation, over-grazing, excessive digging resulted in grassland desertification.

综合了国内外的研究成果,详细说明了草原荒漠化的人为主要原因———开垦草原、过度放牧、滥采滥挖是如何导致草原荒漠化的。

The response of the standing forages and nutrient dynamics of community to different grazing systems was studied on Stipa breviflora desert stepper.

在短花针茅荒漠草原,比较研究了不同放牧制度对群落现存量与营养物质动态的影响,结果表明,划区轮牧和对照区牧草现存量差异不明显,但高于自由放牧区。

Through comparing effects between grazing systems and a feedlot system on the degenerated vegetation, the roles of rotational grazing system playing in vegetation recovery were investigated.

通过对比研究放牧制度及围栏封育对退化草地植被的影响,来探讨划区轮牧在退化草地植被恢复中的作用以及最优的放牧方式。

A comparative study on plant importance values and community diversity under different grazing systems was conducted in desert steppe of Inner Mongolia Plateau.

在短花针茅荒漠草原,对比研究了不同放牧制度群落植物重要值和多样性,研究结果表明:划区轮牧和对照区重要值较高的植物为短花针茅、无芒隐子草、碱韭和糙隐子草,自由放牧区1年生植物重要值较高;2002年Shannon-Wiener、Simpson和Pielou群落多样性指数自由放牧区偏高于轮牧区,但从3种指数的影响因子重要值的分布上看,轮牧区主要分布在建群种和优势种上,自由放牧区分布在建群种、伴生种和1年生植物上,可以认为轮牧条件下群落环境更稳定。

To permit animals to graze(vegetational cover) excessively, to the detriment of the vegetation.

使过度放牧让动物过度地吃（植物丛林），到了有害于植物的程度

Physio-ecological Responses of Leymus Chinensis to Overgrazing and Clipping;

羊草对过度放牧和刈割的生理生态响应

The impact of the institution of grassland property right on overgrazing -A case from Hongshiwo countryside Sunan county Gansu;

草地产权制度对过度放牧的影响——以肃南县红石窝乡的调查为例

Over-grazing and tourist visitation are causing degeneration of the grassland in the Xilamuren area.

过度放牧和旅游践踏导致了希拉穆仁草原严重的退化、沙化。

The Effect of over Grazing on the Leaf and Stem Structures of 11 Species in the Stepe of Inner Mengolia;

过度放牧对内蒙古典型草原11种植物茎叶结构的影响

CAUSES ANALYSES ABOUT FARMERS OVERGRAZING--AN INVESTIGATION OF FARMERS COMING FROM SUNAN COUNTY LYING IN HEIHE RIVER BASIN;

农户过度放牧行为产生原因分析——来自黑河流域肃南县的农户调查

Species composition of a Leymus chinensis+forbs community and standing biomass under over-grazed environment

过度放牧对羊草杂类草群落种的构成和现存生物量的影响

Overgrazing( again, widely practised by" traditional" cultures) causes soil erosion and turns fertile pasture into desert.

过度放牧（同样也被“传统的”耕作所广泛采用）致了土壤浸蚀，并把肥沃的草原变成了沙漠。

"The vegetation and soils in most of the arid and semiarid zones have been degraded, usually by overgrazing and the removal of plant cover by fire or the axe. "

大多数干燥和半干燥地带的植被和土壤严重退化，其原因通常是过度放牧及滥砍滥伐和火灾。

At one time, due to excessive herding and reckless deforestation, the ecological environment of the mountain area was severely damaged, and the resources of animals and plants significantly dwindled.

曾有一段时期，由于过度放牧和肆意毁林，山区生态环境遭到严重破坏，动植物资源明显减少。

Soil water drainage and excessive grazing in pastureland of m ire and peat soils are accountable for the deterioration and quality decline of mire and peat soils.

人类疏干沼泽、过度放牧等活动是沼泽土和泥炭土退化、质量下降的主要原因。

Over grazing, poor farming, tree-cutting,

过度的放牧、破坏性耕作、砍伐树木、

Study on Carbon and Nitrogen Distribution Pattern and Cycling Process in an Alpine Meadow Ecosystem under Different Grazing Intensity;

不同放牧强度下高山草甸生态系统碳氮分布格局和循环过程研究

Effect of different grazing intensities on grazing behavior of yak in summer

不同放牧强度对牦牛夏季放牧行为的影响

Studies on Grazing Systems and Sustainable Management of Family Ranch in Desert Steppe;

荒漠草原放牧制度与家庭牧场可持续经营研究

Comparison between Rotational and Continuous Grazing Systems in Typical Steppe;

典型草原划区轮牧和自由放牧制度的比较研究

DECISION SUPPORT SYSTEMS FOR GRAZING ON THE SCALE OF A RANCH:RECENT DEVELOPMENTS

牧场尺度放牧管理决策支持系统研究进展

There is no better place for your flock to gaze in than hereabouts.

你在这附近放牧是再合适不过的了。