1) rehabilitated grassland
退耕草地
1.
Changes of carbon storage in vegetation and soil during different successional stages of rehabilitated grassland
退耕草地演替过程中的碳储量变化
2) Resumed forests or grasslands from farmlands
退耕还林还草地
3) cropland closed for forest or grass
退耕还林草地
1.
The tests against rats were carried out using clips,rodenticide keshuxing,arrow,bomb and mine on the cropland closed for forest or grass in Qinghai Xizang Plateau,the result showed that the optimum time for the application of keshuxing was from March to April,the mortalities of rats with mine and arrow were 70 8% and 75 4% respective.
在退耕还林草地设置鼠害防治试验示范小区 ,运用铗日法和化学药剂克鼠星对地上鼠进行防治试验 ,运用灭鼠雷、人工地箭及窒息灭鼠弹对地下鼠进行防治试验的结果表明 :鼠药最佳投放时间应为每年的 3— 4月 ,灭鼠雷和人工地箭灭鼠率分别是 70 8%和 75 4 %。
5) conversion of cropland to grassland
退耕还草
1.
Current status and effects of carrying out conversion of cropland to grassland in Liaoning province are expatiated.
针对辽宁省退耕还草现状,阐述实施退耕还草成效,并依据当前退耕还草存在的问题提出了有关建议。
6) conversion of cropland into grassland
退耕还草
1.
Optimization production model of agricultural ecosystem under conversion of cropland into grassland——a case study from Beizhuang Village,Zhenyuan County,Gansu Province;
基于退耕还草的村域农牧结构优化生产模式——以甘肃省镇原县北庄村为例
2.
Changes of soil C,N and soil water under conversion of cropland into grassland;
退耕还草对土壤水分养分演变的影响
补充资料：退耕
1.见"退耕"。
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