说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 退化草原
1)  degraded steppe
退化草原
1.
Soil seed banks in different grazing exclusion restoring succession stages in the Xiligole degraded steppe;
锡林郭勒退化草原不同禁牧恢复演替阶段土壤种子库比较
2.
Dynamics of the small-scale heterogeneity of the soil carbon and nitrogen resources associated with Caragana microphylla in Inner Mongolia degraded steppe;
内蒙古退化草原中与小叶锦鸡儿相关的小尺度土壤碳、氮资源异质性动态
3.
The abundance characteristics of degraded steppe of Leymus chinensis showed that the individuals of several species(edificatory) became abundant quickly,and a few species(dominant) got abundant during the process of restoration and the whole species of low abundance(accident.
利用多年样方资料的统计分析,对退化草原群落浅耕翻处理后恢复过程中的生物多样性变化规律及引起这些变化的主要植物种群进行研究,结果表明:退化羊草草原在浅耕翻恢复过程中其多度分布特征表现为个别种个体的快速富集(建群种)和少数种随演替进程的富集(优势种),多度很少的种类(偶见种和伴生种)增加的过程,以上特征与恢复过程中羊草的增加密不可分。
2)  degraded grassland
退化草原
1.
Technologies to monitor the rodent in the degraded grassland in "Three-River Headwaters" region;
“三江源”地区退化草原的鼠害监测技术
2.
Plant biodiversity of Aretemisia frigida communities on degraded grasslands under different grazing intensities after thirteen-year enclosure;
退化草原冷蒿群落13年不同放牧强度后的植物多样性
3.
Restoration dynamics of degraded grasslands in the typical steppe zone of inner Mongolia;
内蒙古典型草原地带退化草原的恢复动态
3)  degenerated steppe
退化草原
1.
The quadrat data from 1983 to 1994 were used to statistically analyze the changes in diversity and the main plant populations on degenerated steppe after light harrow for restoration.
利用多年样方资料的统计分析,对退化草原群落轻耙处理后恢复过程中的生物多样性变化规律及引起这些变化的主要植物种群进行研究,结果表明:在退化群落耙地恢复过程中,整个群落的物种丰富度变化不大,物种分布的均匀性指数随演替过程呈现波动下降的趋势,多样性指数也呈现波动下降的趋势,恢复后期有所升高,且物种分布的均匀性是造成物种多样性指数变化的主要原因。
4)  grassland degradation
退化草原
5)  grassland degeneration
草原退化
1.
Agro-environment of the west of Jilin province is deteriorating under the impact of natural and human factors, which is directly presented by land saline-alkalization, grassland degeneration and land desertification.
在自然因素和人为因素的影响下,吉林西部农业生态环境问题日益突出,土地退化严重,直接表现为“三化”(即土地盐碱化、草原退化和土地沙化)。
2.
This paper studied the prevention and control of grassland degeneration.
通过苏打盐碱土退化草原的现场试验示范,研究了草原切耙、人工播种、围栏封育及追施氮肥等措施对草原退化的防治作用。
3.
he paper was reported to cause the reason of grassland degeneration, and approach the problems of grassland management, conservation, rational use, and development.
在对翁牛特旗草原利用现状进行剖析的基础上,找出了导致草原退化的原因,探讨了草地资源的管理保护、合理开发利用和建设问题,提出了治理的对
6)  grassland degradation
草原退化
1.
Prediction of grassland degradation in Xilinhaote of Inner Mongolia based on Markov process model;
基于马尔柯夫模型的内蒙古锡林浩特典型草原退化格局预测
2.
The Remote Sensing Monitoring of Grassland Degradation and Climate Causes in Hulun Buir Grassland;
呼伦贝尔草原退化遥感监测与气候成因
3.
Study on the Relation of Soil Thickness Spatial Distribution and Grassland Degradation Based on 3S
基于3S草原土壤厚度空间分布与草原退化程度关系的研究
补充资料:半荒漠草原(温性荒漠草原)


半荒漠草原(温性荒漠草原)


  半荒漠草原(温性荒漠草原) 张自和摄
  
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条