The sediment discharge of rivers with cultivated waste land of dry farm, population density are indirect proportion, it with forest cover degree, per capita output of grain are inverse proportion.
河流输少量与旱坡耕地垦殖率、人口密度成正比，与森林覆盖率、人均占有粮食成反比。
His small plot is dry, and he has to walk several kilometres to get water from a neighbouring farm.
他的小块非常干旱，他要步行好几公里的路程从邻近的农场采些水来。
在干旱季节，他们务农。
He also ran a farm on Staten Island from 1848 to 1855 and spent time working in a New York dry-goods store.
1848年至1855年期间他还在斯坦登岛上经营了一个农场，也在纽约的一家干货店工作过一段时间。
According to the computer model, this design could increase wind farm efficiency a hundredfold. The next step for the researchers is to do a field test, trying out these fish dynamics on dry land.
根据计算机模型得出的结果，这种设计可以让风力发电厂效率提高数百倍，下一步就是研究人员的现场测试，看“鱼儿”在陆地上的“游动”。
Fifty families live in the rock and concrete houses of the village we visited, between cactus stands and dry furrowed farm plots.
我们访问的村庄有五十个家庭住在岩石和混凝土的房子里，房子就坐落在仙人掌和干旱的犁沟之间。
On a dry lakebed, this man cleared some trees and bushes and built a farm.
在一个干凅的湖床上，这名男子把树木、树丛清理干净，然后盖了一座田。
We have a farm from where we're sitting right now, just a mile south, and it'll say it was dry, and you got a good half inch rain [up here], and you go down there and it's dry.
芬弗洛克说，“在距现在我们所处位置以南一英里我们有一个农场，气候服务说该农场很干燥，只下了半英寸雨。 我们去到那里果然很干燥。
For a poor farmer, sometimes something as simple as a farm pond - which collects rainwater to be used in dry weather - can make the difference between a good harvest and a bad one.
对于一个贫穷的农民，有时一些简单的一个农场池塘-这收集雨水，用于干燥的天气-可以区别丰收和一个坏一个。
For example, you can crash water hyacinth , dry it and feed it to farm animals.
比如可以把凤眼兰粉碎、烘干，用作饲料；
Fully raising rainfall use efficiency of farm-land is the basis of high efficient utilization to limited water in dry-land farming.
充分提高农田降水利用效率是旱地农业中有限水高效利用的基础。
Fully raising rainfall use efficiency of farm-land is the basis of high efficient utilization to limited water in dry-land farming.
充分提高农田降水利用效率是旱地农业中有限水高效利用的基础。
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