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To kill weed which may sprawl rampantly among crops in the first several years, effective weedicide is needed to play the same role as ploughing fields does to eliminate weed.

在最初的几年里,杂草可能在农作物之间繁茂地蔓生,为了消灭这些杂草,需要有效的除草剂,发挥与耕地同样的消灭杂草的作用。

To kill weed which may sprawl rampantly among crops in the first few ages, effective weedicide is commanded to play the alike role as ploughing fields does to eliminate weed.

在最初的几年里,杂草可能在农作物之间繁茂地蔓生,为了消灭这些杂草,需要有效的除草剂,发挥与耕地同样的消灭杂草的作用。

How many a poor immortal soul have I met well-nigh crushed and smothered under its load, creeping down the road of life, pushing before it a barn seventy-five feet by forty, its Augean stables never cleansed, and one hundred acres of land, tillage, mowing, pasture, and woodlot!

我无数次看到一个不朽的灵魂接近崩溃在重压之下沉重喘息,在人生之路上往前爬行,前面推着一个75乘40的谷仓,从没打扫过肮脏不堪的牛棚,一百亩的土地,耕地,草地,牧场,林地。

At the same time, Among the process of studying fertility of cultivated land in Mingguang, this paper studyed the spatial variability of soil nutrients,such as organic matter,total nitrogen,phosphorus and available potassium that impact on crop yeild, and initially evaluated the soil nutrient status.

同时,本文在进行明光市耕地地力评价研究的过程中,对研究区的土壤有机质、全氮、有效磷、速效钾等影响作物产量的主要养分的空间变异性进行了研究,并对其土壤养分状况进行了(来源:ABC论文c2c2c2网www.abclunwen.com)初步评价。

Guneus brought two and twenty ships from Cyphus, and he was followed by the Enienes and the valiant Peraebi, who dwelt about wintry Dodona, and held the lands round the lovely river Titaresius, which sends its waters into the Peneus.

从库福斯,古纽斯带来二十二条海船,裴莱比亚人;兵勇们有的家住寒酷的多多那,有的拥有肥熟的耕地,在美丽的提塔瑞索斯河岸,清澈的水流呼涌着注入裴内俄斯

Then the sustainable development of Qitai artificial oasis was discussed. Researches showed that the oasis development has gone through three phases: The first was harmonic stage before the middle of 20, the oasis developed according to water resources. The second was unharmonic stage from 1950's to 1980's because of unreasonable policies, that is cultivated area enlarged rapidly and water resources exploited backward. As a result, land output was lower, and environment destroyed heavily. The third stage is after 1980's, the new fragile balance between oasis and its environment was established on the base of the more and more ground water utilization.

研究认为奇台人工绿洲人地关系发展经历了三个阶段:第一阶段是20世纪50年代以前,&以水定地&的相对协调发展时期;第二阶段是20世纪50-80年代人地关系发展失衡时期,人工绿洲迅速扩张,水资源开发滞后,耕地因缺水灌溉而成为低产田,环境破坏严重,人地发展失衡的原因是政策因素;第三阶段是20世纪90年代以来人地关系脆弱平衡时期,决定其平衡的因素是不断增加的地下水开采量。

This paper analyzes current land use characteristics of Wuxi URIA. Meanwhile, based on satellite imageries, this paper extracts URIA land use information of 1984 and 2001 to analyze land-use structure. Moreover, using primary factors affecting land use in URIA, this paper builds a regression equation to predict the changes of urban built-up area and cropland within ten years of Wuxi.

本文分析了近年来无锡市城乡结合部的土地利用特点;同时基于遥感数据源,提取出1984和2001年无锡市城乡结合部的土地利用信息进行土地利用结构分析;并且利用驱动城乡结合部土地利用变化的主要因子建立多元回归模型,预测10年内无锡市建成区与耕地面积的变化趋势。

It is a process of designating specific land in the general plan as the basic farmland protection areas.

基本农田规划是土地利用总体规划中的重要内容之一,它是将总体规划确定的耕地按照一定的指标优选划为基本农田保护区的过程。

Based on the analysis of natural and human activity factors which affected soil quality, the technical methods to sustainable utilization of cultivated land resources including district improvement, rational distribution, preventing soil erosion, rational fertility fertilization, reforming the faming systems were proposed.

在人为因素中,不合理的垦荒种植,难以改变的小型四轮拖拉机表土翻耕方式,不科学的肥料使用、管理方式,以及人口增长和经济社会发展的负面影响,都促使耕地质量在演变中逐步形成退化。

This change may brought tremendous benefits to the economy of zoology:① the forest land renew as elements of Kai county landscape, the cover ratio of forest increase obviously to 66.29% from 22.55% now, gain double. At the same time, the scale and intension of the soil erosion will control efficiently with the disappearances of the steep slope which use for furrowing; and it don't exist converse succession, it also make the whole landscape ecosystem system enter into virtuous circle.

这种变化将产生巨大的生态经济效益:①有林地重新恢复为开县景观的基质,森林覆盖率显著增加,将由目前的22.55%增至66.29%,净增2倍,同时,陡坡耕地全部消失,水土流失规模和强度将得到有效控制,现有不少嵌块体的逆向演替将不复存在,使整个景观生态系统进入良胜发展。

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In the United States, chronic alcoholism and hepatitis C are the most common ones.

在美国,慢性酒精中毒,肝炎是最常见的。

If you have any questions, you can contact me anytime.

如果有任何问题,你可以随时联系我。

Very pretty, but the airport looks more fascinating The other party wisecracked.

很漂亮,不过停机坪更迷人。那人俏皮地答道。