灌溉

There was an brilliant performance in Chinese feudal period, which was prompted mainly by irrigational institutions.

中国封建时期灌溉设施建设绩效辉煌，其中制度起到非常重要的作用。

High effective rainwater harvesting to development high effective saving water agriculture and enhance availability factor of the irrigational water is a important measure that resolves the shortage of water resource, especially in the semi-arid area of china.

在我国半干旱山区，高效利用雨水资源发展高效节水农业，提高灌溉水的利用率和农田水的利用效率，是解决水资源短缺问题的重要措施。

Because of the excessive silt,silt deposition of local irrigational canal system and cultivated land were very serious,and the local cultivation was influenced seriously.

阿瓦提县灌区是阿克苏地区的产棉大县，由于灌区水源含沙量较大，导致灌溉渠系、耕地淤积，严重影响灌区的农业生产，针对阿瓦提县灌区泥沙淤积问题，提出了相应的处理方案。

The ratio of irrigated area to cultivated area,the number of electromechanical wells per each effective irrigational unit,the coefficient o...

结果表明：灌耕比、单位灌溉面积机电井数、土壤有效保水系数、农机动力系数等4个因子可以作为全省农业综合抗旱能力评价的指标；全省农业综合抗旱能力可以划分为高、中、低值区，其中，高值区主要分布在豫中、豫北的大部分地区；中值区比较分散，主要包括中西部低丘、缓岗区，平顶山东部、驻马店及信阳西南部，开封东部-商丘地区，林州-辉县县区；低值区又可分为2个小区，主要包括三门峡、洛阳中西部及南阳地区，信阳中部及东部。

The wastewater loss can be lessened if the irrigator will reduce the size of the irrigation streams when they approach the lower end of the rows.

灌溉水流接近沟道末端时，如果灌水员减小流量，就能减少废泄水量。

The 60% of Georgian farmers whose fields are not irrigated have lost all of their crops—a "staggering" situation, according to Tommy Irvin, commissioner of the Georgia Department of Agriculture.

据佐治亚州农业厅厅长Tommy Irvin透露，由于农田得不到灌溉，本州60%的农民是颗粒无收，他们处于一个"难以想像"的状况。

Its claim to fame[1] is that, though it had been thought extinct since 1944, a lone kayaker spotted it about two years ago, flying around among the cypress trees in the Cache River National Wildlife Refuge.

而且，这一发现可能 www.ssBBww.cOm 致使阿肯色三角洲地区一项耗资3.19亿美元的灌溉工程搁浅。

The farmer movement, drought and economic crisis of 1890s made the Laissez-faire policy meeting with greatness challenge So that it plunged in bankruptcy.

第二章研究了美国发展西部灌溉业政策向国家干预的转变历程。19世纪90年代的大干旱、经济危机和农场主运动使自由放任政策遭到了巨大挑战而陷入了破产境地。

Land leveling is an important measure for improving the efficiency of farm land surface irrigation and saving the resources of water.

摘 要：平整土地是提高农田灌溉效率，节约水资源的一项重要措施。

Says Young ' I have managed my own lawn sprinkler business for 3 years as a licensed irrigation contractor in Florida.

年轻人说，'我有我自己管理的草坪洒水业务三年身为持牌灌溉承包商在佛罗里达州。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。