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water requirements

Influence of different protected cultivation structures on water requirements of winter vegetables

Influence of different protected cultivation structures on water requirements of winter vegetables

... soil water content was higher compared to open ...soil water uptake in Capsicum (Díaz-Pérez, ...high water requirements, especially in the period of setting buds and fruits growth (Aujla et ...

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Potential water requirements of increased ethanol fuel in the USA

Potential water requirements of increased ethanol fuel in the USA

... to water avail- ability, these concerns include water quality, impacts on soils and ecosystems, air pollutant impacts, and other ...on water implications of biofuels ...increased water ...

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WATER REQUIREMENTS FOR POTATO PRODUCTION UNDER CLIMATE CHANGE

WATER REQUIREMENTS FOR POTATO PRODUCTION UNDER CLIMATE CHANGE

... potato water requirements values in the summer, nili and winter ...highest water requirements (cubic meter per feddan) under current and future ...increases water requirements ...

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Technical Note: On the Matt–Shuttleworth approach to estimate crop water requirements

Technical Note: On the Matt–Shuttleworth approach to estimate crop water requirements

... crop water requirements with the Penman–Monteith equation by translating the crop co- efficients, commonly available in United Nations Food and Agriculture Organization (FAO) publications, into equiva- lent ...

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Crop Water Requirements in Egypt Using Remote Sensing Techniques

Crop Water Requirements in Egypt Using Remote Sensing Techniques

... Limited water resources and scarcity of water in Egypt is the main challenge for agricultural horizontal expand- ing policies and ...irrigation water to cul- tivate another area. Crop water ...

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Changes in crop evapotranspiration and irrigation water requirements

Changes in crop evapotranspiration and irrigation water requirements

... irrigation water requirements increased in May and June, especially in Constanta and ...soil water stress conditions, as regulated deficit irrigation, irrigation water requirements are ...

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Requirements. Part 623. National Engineering Handbook. Part 623. Irrigation Water Requirements. Department of Agriculture

Requirements. Part 623. National Engineering Handbook. Part 623. Irrigation Water Requirements. Department of Agriculture

... irrigation water by the user is a necessary activity in our existence as a ...limited water supply for other uses by the public require the irriga- tion water user to provide much closer control than ...

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Peak Water Requirements of Crops in Southern Idaho

Peak Water Requirements of Crops in Southern Idaho

... Previously, peak water requirements for crops in southern Idaho were determined from soil sampling data which represented averages of 10-day to 20-day periods.. The frequency analysis of[r] ...

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Taking into Account Environmental Water Requirements in Global-scale Water Resources Assessments. Research Report

Taking into Account Environmental Water Requirements in Global-scale Water Resources Assessments. Research Report

... of water research and planning, where at least crude, pilot estimates of environmental water needs are urgently required at the global ...of water resources, current and future water use, ...

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Water Sustainability in the United States and Cooling Water Requirements for Power Generation

Water Sustainability in the United States and Cooling Water Requirements for Power Generation

... of water withdrawn by various sectors of the economy, the contribution of groundwater withdrawal, the stored-water requirements for the driest months of the year, and the rates of water ...

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Effect of Puddling and Compaction on Water Requirements of Rice at Hamelmalo, Eritrea

Effect of Puddling and Compaction on Water Requirements of Rice at Hamelmalo, Eritrea

... of water demands further studies on reducing water requirements and breeding for early maturing and drought tolerant varieties to match rice demand and production in the world ...under ...

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Compliance Checklist for Storm Water Requirements at Construction Sites

Compliance Checklist for Storm Water Requirements at Construction Sites

... Storm Water Management requirements for Construction projects which involve demolition, clearing, grading and excavation on land areas equal to or greater than one ...Storm Water requirements ...

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Estimation of crop water requirements: extending the one step approach to dual crop coefficients

Estimation of crop water requirements: extending the one step approach to dual crop coefficients

... The well-known FAO-56 publication on crop evapotranspi- ration (Allen et al., 1998) is the outcome of a revision project concerning a previous publication (FAO-24) on the same subject (Doorenbos and Pruitt, 1977). In ...

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Methods of evaluating water requirements of trees planted in paved areas

Methods of evaluating water requirements of trees planted in paved areas

... soil water status for plant ...prescribed water potential is reached for the soil depth where the feeder root concentration is greatest, then irrigation is ...of water potential with time under field ...

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Water Requirements of Crops

Water Requirements of Crops

... Valid comparisons of water requirement data are provided only if the E1 component is evaluated separately since it is controlled by the crop, climate, and soil moisture level. Most autho[r] ...

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Water Requirements for Corn Yields in the Northern Regions of Cameroon Using AquaCrop Model

Water Requirements for Corn Yields in the Northern Regions of Cameroon Using AquaCrop Model

... Corn is the first crop that has been used for calibration and validation of the AquaCrop model. Data from 6 cropping seasons, collected from experimental plots in Davis, California, were initially used to calibrate and ...

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Water requirements and single and dual crop coefficients of sugarcane grown in a tropical region, Brazil

Water requirements and single and dual crop coefficients of sugarcane grown in a tropical region, Brazil

... At the beginning of the growing season, consecutive rainy days with low rainfall and no irrigation were ob- served, which reduced the soil water storage and cones- quently did not provide deep drainage. Daily ...

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ESTIMATION OF THE WATER REQUIREMENTS OF GREENHOUSE TOMATO CROP USING MULTIPLE REGRESSION MODELS

ESTIMATION OF THE WATER REQUIREMENTS OF GREENHOUSE TOMATO CROP USING MULTIPLE REGRESSION MODELS

... Daily water consumption by tomato plants were calculated, to determine the actual evapotranspiration and transpiration rates, as well as the incorporation measurement of climatic variables and weekly ...

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Use of Amendments to Reduce Water Requirements for Stand Establishment of Small-Seeded Crops

Use of Amendments to Reduce Water Requirements for Stand Establishment of Small-Seeded Crops

... Key Words: Soil crusting, seedling emergence, water saving, water use efficiency, sugarbeets, alfalfa, sulfuric acid, phosphoric acid, soil amendments.... INTRODUCTION1[r] ...

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