查询词典 irrigation engineer

It is favorable on the increase of leaf chlorophyll content,accumulation of day matter and WUE of cucumber under the proper irrigation frequency under drip irrigation manner and irrigation frequency six day.

适宜的灌溉频率也即是在滴灌条件下灌溉频率为6天对于增加叶片的叶绿素含量、干物质积累和水分利用率是有利的。

A new type of light weight and small size machine with sprinkling irrigation and hose irrigation was introduced. The machine's set of remotion and pressure water are provided by a capstan car, and sprinkling irrigation by a sprinkler car.

介绍了一种新型喷灌和软管灌溉两用轻小机组的结构和工作原理，该新型灌溉机组由绞盘车提供行走动力和压力水源，通过喷水车进行喷洒灌溉。

Under different irrigation methods, such as small-pipe-flow irrigation and flooding irrigation, a study was conducted on Robinia pseudocacia L.

在小管出流与大水漫灌不同灌溉方式下，研究刺槐Robinia pseudocaciaL。

This paper studied the effects of drip-and furrow irrigation and of different irrigation amount and period under drip irrigation on the occurrence of cotton spider mite Tetranychus turkestani in Xinjiang cotton field.

研究了不同灌溉方式，以及在滴灌条件下，不同灌水量和不同灌水时期处理下，新疆棉花主要害螨－土耳其斯坦叶螨的发生动态。

The most common water-conserving irrigation systems are some form5 of drip irrigation (also called micro-irrigation).

最常使用的节水灌溉系统是某种 5 水滴灌溉系统也称作"微灌溉"。

objectiveto provide the scientific foundation for the construction of gap cultivation bases of abrus mollis hance by evaluating the pollution status of soil and irrigation water in abrus mollis hance cultivation base.methodsthe environment quality was appraised by the nemerow pollution index method.resultsthe quality of soil and irrigation water was good, falling in the categories of "clean".conclusionthe quality of soil and irrigation water in abrus mollis hance cultivation base accords with the requirement of gap of chinese medicinal materials.

目的对鸡骨草种植基地土壤、灌溉水污染现状进行评价，旨在为鸡骨草规范化种植基地建设提供科学依据。方法土壤及灌溉水污染现状运用单项污染指数法和内梅罗综合污染指数法进行评价。结果种植基地土壤和灌溉水污染等级均属于&清洁&一级。结论鸡骨草种植基地的土壤和灌溉水质量完全符合《中药材生产质量管理规范》的相关要求。

The research result showed that(1) The reclaimed water used didn't influence the sensory quality of a given turf grass tested;under irrigation of reclaimed water,Festuca arundinacea are the best,followed by Buchloe dactyloides and Zoysia japonica;(2) The influence of different types of irrigation water on growth characters of turfgrass is species-dependence;(3) Irrigation by reclaimed water and fresh+reclaimed water increases Na~+,CEC,and total porosity of the turf soil in comparison to fresh water,and improves soil quality.

结果表明：本研究使用的再生水对所供测试绿化草种的颜色、覆盖度、质地和均匀性无不良影响，再生水灌溉条件下，高羊茅表现出了最强的综合耐污能力，其次是结缕草和野牛草。灌溉水类型对于草坪草的生长指标的影响具有种的特异性。再生水灌溉和&清水+再生水&交替灌溉提高了土壤的阳离子交换量和总孔隙度，有利于土壤物理性状的改善。

A5B4, holard 25%, irrigation 90m~3/hm~2) was best in single plant yield and 15(A3B5,holard 15%,irrigation 120m~3/hm~2) was excellent not only in grains per corncob but also in hundred-grain weight at different holard and different irrigation.

不同土壤含水量及不同坐水量处理时，平均穗粒数和百粒重均以处理15(A3B5，含水量15%，坐水120m~3/hm~2)为最优，单株产量以处理24(A5B4，含水量25%，坐水90m~3/hm~2)为最佳。

The result of variance of analysis showed that the germination capacity of treatment in 15,18,19,23,24,were all higher than 85 percent.15 treatment was best from single direction of germination capacity and 18 and 23 were best both from germination capacity and sparing irrigation ,namely when holard was 20%-25%,irrigation was 60m~3/hm~2.(2) Pn showed single peak curve at different holard and irrigation.

不同土壤含水量及不同坐水量处理时，光合速率在整个生育时期呈单峰曲线变化，不同土壤含水量处理均在抽雄期达到最大值，土壤含水量较高时，光合速率较高，变化迅速，土壤含水量较低时，光合速率也较低，变化缓慢。

In this paper,the test results of a few high-yield irrigation models for rice planting in black grass soil of cold region are presented,they show that the optimum irrigation model is the dry-wet intermitted irrigation method.

对寒地草甸黑土稻作的几种高产灌溉方式进行了试验研究，结果表明：干湿交替不建水层的间歇过水灌溉方式为最佳。

Continuously improve the production mechanism, to provide customers with better quality products and services.

不断的完善生产机制，给客户提供更优质的产品及服务。

B:Yes, he was the very prize-winner in the court tennis ten years ago?

是的，他是十年前的世界网球冠军。