help the soil hold water是什么意思

网络释义

用法例句

The experiments on the effect that five types of water supply treatment on the growth of roots and soil moisture use of summer corn are designed.

设计5种不同供水处理进行对夏玉米根系生长和底墒利用的影响试验。

Inspired from the comparatively mature technology of soil moisture conservation,developing in the(semi-arid) and arid region in China,the authors proposed the new concept of "Soil Moisture Conserving Irrigation(SMCI)",which may play a role,just like casting a brick to attract jade,in widening relevant research on water-saving irrigation and the development of water-saving undertaking of China.

该文从目前中国干旱半干旱地区发展起来的较为成熟的保墒技术得到启迪,提出了“保墒灌溉”这一新理念。

CAD & Dynamic Simulation of a New-style Ditcher for Sluice and Keeping Soil Humidity;

新型蓄水保墒机具CAD及动态模拟

Study on the Mechanism of Water-Saving, Increasing Rpoduction and Its Effect under Moisture Conserving Irrigation(MCI);

保墒灌溉的节水增产机理及其效应研究

Effect of Different Water-saving Methods on Winter Wheat;

不同节水保墒措施在冬小麦上应用效果研究

Experimental Investigation on Typical Soil and Water Conservation Technologies for Mountainous Orchards in Beijing Suburb;

京郊山区果园典型蓄水保墒技术试验研究

Tending Technique for Young Plantations of Water-harvesting and Moisture-conserving in Gneiss Mountainous Area of North China

华北片麻岩山地幼林地集水保墒抚育技术研究

Study on the Distribution and Accumulation of Nitrate Nitrogen in Soil under Moisture-retaining Irrigation

保墒灌溉条件下土壤中硝态氮分布和累积研究

Effects of MCI on Ecological and Physiological Indicators of Maize

保墒灌溉条件下夏玉米生理生态效应研究

Soil Water Conservation Technology of Nanguo Pear Fruit with Covering Straw in Semi-arid Area

半干旱区南果梨秸秆覆盖蓄水保墒技术研究

Study on Effects of Moisture Conservation and Yield Increasing on Conservation Tillage of Continuous Wheat Field in Weibei Dry-Land

渭北旱原连作麦田保护性耕作技术蓄水保墒与增产效应研究

This tillage practice was done by farmers to control weeds and conserve moisture during the fallow period before the wheat crop.

农民用这种耕作措施除草并在种麦前的休闲期保墒。

Impact on Soil Moisture and Nutrient as well as Winter Wheat Yield with Moisture Conservational Tillage in Channel Irrigate Area;

半湿润渠灌区保墒灌溉对冬小麦水分养分及产量的影响

Effect of Moisture Conserving Drip Irrigation in Mountain Jujube Orchard on Soil Moisture Temperature and Jujube Growth;

保墒滴灌措施对山地枣园土壤水热及枣树生长的影响

Study on Collecting Rainfall and Edatope Effect of Ridge and Furrow Micro-catchment Planting Technique of Medicago Sativa Grassland in the Semi-arid Regions

半干旱区苜蓿沟垄覆盖种植对集水保墒和土壤环境影响的研究

Soil Properties Modified with Different Fertilization and Moisture Conservation in the Typical Soil-gravel Area in PingShan County, Hebei Province, China

不同施肥保墒材料对河北平山土石山区土壤性状改良的研究

Effect of Different Treatment of Soil Moisture Conserving on Daily Change of Physiological Index and Yield of Maize

不同保墒措施对夏玉米生理指标日变化及产量的影响

Study on the Mothod of Monitoring and Forecasting Soil Moisture Content (Drought);

墒情（旱情）监测与预测预报方法研究

Consumption Characterisitics and Effective Use of Available Soil Water Stored at Planting by Winter Wheat;

冬小麦底墒耗失特征及高效利用研究

Forecast Soil Moisture Constent Based on GA-BP

基于GA-BP算法的土壤墒情预测