irrigation water造句怎么写

Hunan Shaoshan irrigation Area is the largest irrigation water.

There are five methods of applying irrigation water to fields-flooding, furrow irrigation, sprinkling, sub-irrigation, and trickle irrigation.

Renewable water recharge is processed agricultural renewable water to the irrigation water quality standards to allow for irrigation of water-saving irrigation patterns.

Evaluation of irrigation water consumption is the basal work for hydrological simulation, water resources assessment, irrigation planning, and irrigation water management in a basin.

Analysis on the scaling variation of irrigation water use efficiency under typical irrigation regimes

The characters of border irrigation water flow movement of surface irrigation and its zero-inertia model have been introduced.

This study provides basis for extension of drip irrigation water saving technology and establishment of a reasonable drip irrigation scheme.

The ground water resources are the water resources important constituent, many cities water supplies and the agricultural irrigation water used all depends upon the ground water resources.

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

This particular method of water management involves planting crops on raised beds and applying inputs, including irrigation water in furrows.

Third, in any fertilization level, the irrigation water productivity of the corn among the three irrigation methods was W2 > W1 > W0;

"Basin irrigation: Irrigation by division of the field into small units so that each has a nearly level surface. Levees are constructed around the areas forming the Basins, within which the irrigation water can be controlled."

The present situation of water resource shortage in Baojixia irrigation areas is very severe, therefore, to use the hydraulic conservation projects efficiently is very important to increase the supply of irrigation water.

Developed the irrigation water management system that is strong for currency use, friendship for interface and simple operation.

Seepage through the channel dredging project and the construction of small-scale water contiguous to effectively improve the utilization coefficient of irrigation water.

The farmland irrigation water and cultivated area had a positive correlation(P0.05)with the virtual water footprint of agricultural and animal products.

The water price is one of the most important means to improve agricultural water-saving technology, developing the price of irrigation water plays a significant role in agricultural development.

Evapotranspiration, yield, production value, and soil moisture in root zone for 30 kinds of intercropping systems under different irrigation water application were studied in this paper.

Finally, the irrigation water is decided by using fuzzy decision theory considering the effects of soil moisture, crop evapotranspiration and growing stage.

Worry about it out of trouble, while in time "water Margin" and to critique, while rolling a large Bei Bei irrigation water, trying to pressure down the heat just budding.

Based on the assumption that the flow surface is an exponential curve, the Manning formula is applied to deduce the equation expressing the advance process of the irrigation water flow in ditches.

irrigation water quota

ensurance probability of irrigation water

suitable temperature of irrigation water

a ditch to carry extra irrigation water

In order to reduce irrigation water use and improve irrigation efficiency for field crops, a irrigation device was designed.

Quantitative method for farmers' bearing capacity for irrigation water price

Irrigation district water-measuring is the important method and guarantee of practising using water planly, assignment accurately, using irrigation water equably and meterage.

The study of the irrigation water price formation mechanism with WUA participated

The model is applied not only ln irrigation area evaluation but also irrigation water amount design, and provides more reasonable decision making basis for irrigation area planning and administration.

Especially suitable for engineering construction sites, coal, metallurgy, printing and dyeing, textile and so on irrigation water use.

A study published in 2007 concluded that both drought and increased demand for irrigation water contributed to the lake's falling water levels and rising salinity.

All agriculture damages the environment - think of all those felled forests and ploughed-up prairies, all the irrigation water, manure, tractor fuel, pesticides and fertiliser.

Socrates then also jumped into the river, clinging to our young people go on to the water by the first hard, young people do not understand how a family matter but irrigation water.

irrigation water quality

Standards for irrigation water quality

Optimal allocation of water and land in rice irrigation area under limited irrigation water supply;

Make drought water use plans to secure irrigation water after allocating enough water for urban and rural daily water consumption.

The artificial lake of golf course are not only the water landscape, but also an important source of irrigation water.

The results indicate that in general, the irrigation water productivity and gross inflow water productivity increase with the scale except in mesoscale it were decrease in some years.

Members of another group said they did not dare tend their rice paddies without wearing gloves and galoshes because irrigation water caused their skin to peel off.

comprehensive quota of irrigation water

Influence of large-scale irrigation and irrigation water sources on pan evaporation

Take orthogonal experiment to study the yields and growth of corn under the condition of different irrigation frequency, different irrigation water quota, different N/P and irrigation on film.

It has around 25 meters, diameter of 9 meters, installed a total of around 900 million liters of irrigation water, which feed the 56 species of about 2600 fish.

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

Water saving-decrease evaporation, lesson irrigation water.

Weifang is also the big agricultural city, the water used in agriculture occupies 85% of the whole city water consumption. The utilization coefficient of the whole city irrigation water is about 0.5.