demand irrigation是什么意思

网络释义

用法例句

Impact of crop structure change on irrigation water demand in the basins of Yellow River, Huaihe River and Haihe River;

黄淮海流域片种植结构变化对灌溉需水的影响与预测分析

In this paper,the meanings and characteristics of ecological water requirements and ecological irrigation water requirements for urban greenspace system are defined,and the methods are built up.

界定了城市绿地生态需水和生态灌溉需水的内涵与特征,构建了城市绿地生态需水和生态灌溉需水的计算模型,对黄河流域45个地级以上城市的绿地生态需水与生态灌溉需水进行计算与分析。

To overcome these disadvantages, the results of frequency analysis of net irrigation requirement are recommended to determine the probability in this paper.

针对这种情况 ,推荐使用对灌区作物净灌溉需水量 (或称缺水量 )进行频率分析。

Agricultural Irrigation Water Requirement and Its Regional Characteristic in China;

全国农业灌溉需水量及区域特性研究

Computing and Study on Irrigation Requirement in Field of Bojili Irrigation District;

簸箕李灌区田间灌溉需水量计算与研究

Spatial distribution characteristics of irrigation water requirement for main crops in China

中国主要作物灌溉需水量空间分布特征

Impacts of climate change on irrigation water requirements of rice:a case study of Gaoyou Irrigation Area,Jiangsu

气候变化对水稻灌溉需水量的影响——以高邮灌区为例

Analysis on Water Use Demand for Irrigation and the Development of Water-Saving Irrigation;

灌溉用水需求分析与节水灌溉发展研究

Research of Soybean Water Requirement and Schedule with Drip Irrigation;

滴灌大豆需水规律及灌溉制度的研究

Know how much water is needed to refill the root zone during irrigation and plan fertigation accordingly.

要了解在灌溉时灌满根区需要多少水，并据此来制定灌溉施肥计划。

Study on Water Requirement and Water Saving Irrigation of Sugerbeet in Tumuochuan Region;

土默川井灌区甜菜需水规律及节水灌溉研究

Study on Water Demand and Irrigation Scheduling for Drip-irrigated Muskmelon under Mulch Film in Greenhouse

温室膜下滴灌甜瓜需水量及灌溉制度的研究

And it requires huge amounts of money to make use of it for drinking and irrigation.

要将海水加工为饮用或灌溉水需要大量的资金。

an expert on farmland irrigation says that underground irrigation is the best way to water crops. It puts water where it is most needed at the roots.

一位灌溉专家说，地下灌溉是给作物供水的最佳方法，因为它把水灌到最需要的地方。即根系近旁。

I was convinced that drip irrigation could be tailored to the needs of subsistence farmers.

我深信滴水灌溉是最切合自耕农需要的方法。

Water Requirement Prediction of Artificial Pasture and Optimizing of Its Irrigation Schedule in Northwestern China;

西北牧区人工牧草需水量预报及灌溉制度优化

Theory and Technology of Plant-Based Precision Irrigation in Orchard

基于果树需水信号的精量灌溉控制理论与技术

Study on Precision-irrigation Control System in Accordance with Plants Physiological Water Requirement

按植物需求精准节水灌溉自动调控系统的研究

Rice Water Requirement Forecast Based on BP Artificial Neural Networks and Irrigation Programming;

基于BP人工神经网络的水稻需水量预测及灌区灌溉制度研究

China s Irrigation Management and Participatory Management;

中国灌溉管理与用水户参与灌溉管理

Effects of Subsurface Irrigation Moisture Ratio on Tomato Growth and Water Requirement Characteristics

渗灌灌溉湿润比对日光温室番茄生长发育和需水规律的影响