灌溉的

Previously Catchpole and co-workers at the University of New South Wales showed that overall light-gathering efficiency for solar cells using metallic nanoparticles can be improved by 30 percent.

目前，将纳米技术应用于节水灌溉的产品，在国内还是第一例。在我们大力倡导节水灌溉的今天，这种新技术产品具有很好的市场前景。查看快照(约748字)来源：中国水利国际合作与

One Utah property owner with access to irrigation-only ditch water diverts it from a curbside ditch sluiceway to irrigate summer crops.

犹他州的一个能够访问灌溉业主只沟水转移，从路边沟泄水它灌溉的夏粮作物。

Water flows on the film that was covered at bottom of border and infiltrates into soil through the holes and the crop growth from the fole.

该灌溉方式是将地膜平铺于畦中，从而实现利用地膜输水，通过出苗孔、专用供水孔入渗来进行灌溉的方法。

The ecological processes of soil salination of alkaline minera lized water were discussed in this paper.

本文探讨了田间低矿化水灌溉的土壤盐碱化生态过程，结果表明：无论在水平方向还是垂直方向上，随着灌溉水矿化度的增加，带入土体中的NaHCO3增多，从而引起土壤pH，全盐，HCO3－，ESP及SAR逐渐升高。

Wild flooding is inefficient in use of water and labor, but it irrigates land that can't be managed by other methods of surface irrigation.

漫灌的用水效率和劳动效率都是很低的，但它能用来灌溉那些不能采用其他地面灌水方法灌溉的土地。

Glenn noted the water that percolates out from normally irrigated soil , technically known as irrigation return flow , is often as salty as 10 percent seawater.

格伦指出，从灌溉的土壤中渗流出的水在学术上叫做灌溉回归水，这种水的含盐量通常是海水的百分之十。

Compared with the soil water content,it will be much more scientific to use the soil water potential as the lowest limit index of crop non-sufficient irrigation and be easier to be applied and extended.

农田非充分灌溉中，习惯将土壤含水率作为控制灌溉的指标，但实质上，用土壤含水率作为控制指标是有缺陷的。

Six are a wide range of applicability and flexibility, can be used in Daejeon, economic crops, vegetables and orchards; are seven gate opening set, from the beginning to the end of irrigation, without manual operation, greatly reducing labor irrigation to improve water working conditions; are eight gates to control irrigation systems and drainage Irrigation District, full-motion can also be used as pipe to replace the fields of agricultural,毛渠,斗渠to achieve from畦沟with water, can also be used as surge irrigation water distribution pipes at the end of class .

六是具有广泛的适用性与灵活性，可用于大田、经济作物、蔬菜和果园；七是闸板开度设定后，从开始到灌水结束，无需人工操作，极大地减少灌水用工，改善灌水的工作条件；八是闸管灌溉系统可与渠灌区、也可用作全移动管道输水，替代田间农、毛渠，完成从斗渠到畦沟配水，还可用作波涌灌溉的末级配水管道。

And groundwater used for crop irrigation is being depleted in India, China, the U.S., and Pakistan—the world's top four irrigators, she added.

她接着说，在世界四大灌溉国——印度、中国、美国和巴基斯坦，用于灌溉的地下水已经耗尽。

The observation period was divided into three sub-seasons according the phenology of waterbirds that wintering at the lake, namely: early winter , mid winter , and late winter . Ruddy Shelducks did not evenly distribute in the five habitat types during winter.

即使是在越冬中期，在农田中取食的赤麻鸭对整个农田生境的利用强度也并非一致；它们偏好于在潮湿的农田（灌溉不久或者是正在灌溉的农田）中取食或者是活动，而尽量避免在干燥的农田（近期内没有被灌溉的农田）中取食或活动。

Objective To investigate the effects of interleukin-1 β converting enzyme gene on the biologic characteristics of ovarian cancer cells.

目的 探讨白细胞介素-1 β转换酶的表达，对卵巢癌细胞生物学特性的影响。

Campylobacter: This illness is the most commonly identified cause of diarrheal illness in the world.

弯曲：这种病是最常见的原因查明腹泻病，在世界上。