耕地

So, rational exploitation and protection of cultivated land resources are the basis of the sustainable development of agriculture.

因此，耕地资源的合理开发利用和保护，就成为农业可持续发展的基础。

Certain quantity and quality cultivated Land is the basic need of human survival and development.

一定数量和质量的耕地是人类生存和发展的基础。

Put forward the path and countermeasure finally:(1)The sustainable approach: Make reasonable use of the farmland; Adjust plant structure and develop agriculture economy with special feature; Control the quantity of population and enhance people' culture trait.

最后提出解决问题的途径与对策：(1)可持续利用的途径：耕地的合理利用；推进农业结构调整；控制人口，提高人口素质。

But even if new land is planted, argues Jeffrey Currie of Goldman Sachs, it will not necessarily reduce the cost of grains.

然而，高盛公司的杰弗里？库里认为，即使增加耕地，也不一定会降低谷物价格。

Arable land, waters and towns in the study area are mainly distributed in the Jianghan Plain or along the Yangtze River Delta plain. Woodland concentrates in the area of the north-east and the south. Land use styles are unsuitable in some way.

土地利用的区域差异显著，耕地、水域和城镇主要分布在区域内的江汉平原和鄂东沿江平原，林地集中分布在该区的东北部和南部。

The size of the their newly digged up plough is up to 5000 hektare.

他们新开垦的耕地面积达五千公顷。

But most natural forests were transformed into the artificial cultivated ecosystem—such as farmland, orchard, tea garden, economic forest, artificial forest, and others-which was result from the managing action by mankind such as disforest and reclamation, building plantation. It presented diversification of forest ecosystem conversion mode.

在历史上，中亚热带山地生态系统的自然植被基本上为天然常绿阔叶林，但由于人类的经营活动(如毁林开辟耕地、营造人工林等)，大部(来源：A85BC论文网www.abclunwen.com)分天然林已转变为人工栽培用途的生态系统(如农田、果园、茶园、经济林、人工林等)，呈现出多样化的森林生态系统转换模式。

The driving disk plow appearing recently is a new type of tillage equipment with high efficiency and energy saving.

驱动式圆盘犁是80年代出现的一种新型、高效、节能的耕地机具。

Of farmland are influenced by wind erosion and became sand sources of dust storm .

同时有5.2％的耕地发生侵蚀且为沙尘暴提供物质来源。

Furthermore, the reduction of arable land and the protection of ecologically sensitive areas are more severe.

此外，耕地减少和生态敏感区的保护问题也比较严峻。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。