1.
Impoverish the soil by overuse.
过度耕作而使土壤变得贫瘠
2.
This explosive growth has led to removal of forests in much of the country, and excessive use of existing farmland.
这种人口激增已经导致了改国许多地区森林的消失，及对现存农田的过度耕作。
3.
Over grazing, poor farming, tree-cutting,
过度的放牧、破坏性耕作、砍伐树木、
4.
not plowed or harrowed or hoed.
未耕作、耕耘或锄过的。
5.
Fit for cultivation, as by plowing.
可耕作的适于耕种的，如经过犁地
6.
To prepare(land) for the raising of crops, as by plowing and harrowing; cultivate.
耕作通过耕耙为种植庄稼准备（土地）；准备（土地）耕种
7.
A Study of the Farming Methods and Agricultural Techniques in Ancient Korea;
古代韩国旱田耕作法和农耕制度的考察(续)
8.
Effects of Tillage on Soil Temperature of Plough Layer in Spring of Black Soil Regions of China
黑土区耕作措施对春季耕层温度的影响
9.
To improve and prepare(land, as by plowing or fertilizing, for raising crops;till.
耕作改善和准备（土地），如通过犁地或施肥等，用以种植作物；耕作
10.
to exhaust by excessive cultivation, of land.
由于过分的耕作而使土壤变得不肥沃。
11.
The land here has been intensively cultivated for generations.
这片土地经过了几代人的集约耕作。
12.
Cropland-to-afforestation Program: Goal System and Cooperative Production Process;
退耕还林的目标体系与合作生产过程
13.
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。
14.
Study on the Evolving Regularity and Orientation and Strategies of Farming System in Triple Cropping Region of Hunan Province, China;
我国三熟耕作区湖南省耕作制度演变规律、趋势与对策研究
15.
Effect of different cultivation measure on soil temperature and moisture in the Loess Plateau
黄土高原坡耕地不同耕作措施对土壤温度和水分的作用效应
16.
Eke a bare existence from farming in an arid area.
在贫瘠的地区耕作以勉强度日
17.
Problems and Comtermeasures on Cultivation of Heilongjiang Province;
黑龙江省耕作制度存在的问题与对策
18.
Method for Building the Slope Grade for Cultivated Land from DEM Data
浅谈如何利用DEM制作耕地坡度分级图