contour furrow irrigation是什么意思

网络释义

用法例句

Field data shows that reasonable distribution of contour shrub belt is of significant soil and water conservation effect with runoff decrease of over 30%, sediment reduction of more than 50%, and it can also increase plant coverage of 15% to 20% on slope farmland and forms shrub network on hill slope,and change the situation of ecological e.

资料表明 ,配置合理的等高灌木带具有较强的保持水土效益 ,其径流削减率在 3 0 %以上 ,泥沙削减率在 5 0 %以上 ,可增加坡耕地植被覆盖度 15 %～2 0 %,在峁坡上能很快形成林网 ,大大改观坡耕地长期植被稀疏、生态环境恶化状况。

Effect of water quality in furrow irrigation on corn yield and soil salinity;

沟灌条件下不同灌溉水质对玉米产量和土壤盐分的影响

Study on the applications of mulched drip irrigation and furrow irrigation to large area of cotton fields;

大田棉花膜下滴灌与沟灌的应用研究

Estimation of soil infiltration parameters during furrow irrigation based on IPARM method;

基于IPARM方法估算沟灌土壤入渗参数

The trials on the growth of Populus and bush-willows windbreaks under drip-irrigation and traditional ditch irrigation were conducted in Heishanhu section of Lanxin railway.

嘉峪关黑山湖防沙工区铁路沿线防风固沙林杨树和灌木柳的地下滴灌和沟灌试验结果表明:杨树、灌木柳地下滴灌灌水定额为6135m3/(hm2·a),一次性定额灌水为306 75m3。

gravity check irrigation

"自流畦沟灌溉, Bordercheck irrigation"

Optimal Irrigation Schedule of Furrow Irrigation with Plastic Film Mulch Ridge for Processing Tomato in Zhangye;

张掖市加工番茄膜垄沟灌的优化灌溉制度研究

An analysis on benefits of railway protection forest under conditions of drip and furrow irrigations

滴灌与沟灌条件下铁路防沙体系效益分析

Growth Characteristics of Hami Melon under Furrow and Drip Irrigation in Arid Areas of Xinjiang

新疆干旱地区沟灌与滴灌哈密瓜生长特性调查

Study on Soil Water Infiltration under Surge Irrigation;

波涌沟灌条件下土壤水分入渗的研究

Photosynthetic rate of alternate irrigation was the highest, fixed irrigation was the lowest in all treatment.

交替隔沟灌溉茄子的光合速率最高,固定灌溉最低。

And Under the same irrigation water use, AFI can not decrease maize yield.

在同等灌水量水平下 ,采用交替隔沟灌溉不降低玉米产量 ;

To gain same yield, AFI need less water than CFI, its water saving efficiency is 33.3%.

收获等产量的玉米 ,交替隔沟灌溉比常规灌溉省水 33.3%。

Experiment Research on Characteristic of Infiltration and Technical Parameter of Film-Hole Ditch Irrigation;

膜孔沟灌入渗特性与技术要素的试验研究

Surge Furrow Irrigation Experiment in Hilly Mountain Areas and the Optimizing of Its Technique Parameters;

丘陵山区波涌沟灌试验及其技术要素优化

Study and Design on Ridge Culture Furrow Irrigation of Wheat Seeder;

畦作沟灌小麦起垄播种机的研究与设计

a ditch to carry extra irrigation water

排出剩余灌溉水的水沟

The terrace channels are convenient for irrigation.

梯田的沟渠便于灌溉。

Application and Theory Research on the Furrow-ridge-opener of Water-application-furrow Seeder;

灌水沟播机起垄开沟器理论及应用研究

Numerical Simulation for Soil Water Movement of Gutter under Water Conservation in Arbor-shrub-hedge-gutter

乔灌篱沟蓄沟道土壤水分运动数值模拟

They dug channels to bring in water from the Grand Canal to irrigate the rice fields.

他们挖掘沟渠从大运河引水灌溉稻田。

A long narrow trench or furrow dug in the ground, as for irrigation, drainage, or a boundary line.

沟渠，排水沟，水道在地面上狭长的沟渠或细沟，用于灌溉、排水或用作分界线

"ditch:a long narrow trench or furrow dug in the ground, as for irrigation, drainage, or a boundary line."

"沟渠,排水沟,水道:在地面上狭长的沟渠或细沟,用于灌溉、排水或用作分界线."