منابع مشابه
An evaluation of solar powered irrigation as carbon offset projects
Carbon offsets have been developed as one tool to incentivise investments by developed nations in climate change mitigation activities in developing countries. The carbon offsets can be used towards the countries’ own mitigation targets but are also meant to benefit developing countries by providing a pathway to clean development. Photovoltaic water pumping (PVWP) technology is a solution to us...
متن کاملWaterlogging Tolerance
More than one third of the world’s irrigated areas suffer occasional or more frequent waterlogging (Donmann and Houston, 1967). Waterlogging has been shown to limit wheat yields in many regions of the world; an area estimated at 10 million ha is waterlogged each year in developing countries (Sayre et al., 1994). Waterlogging occurs when rainfall or irrigation water collects on the soil surface ...
متن کاملAttitudes of farmers toward participation in irrigation and drainage projects: the structural equations modeling analysis
Application of modern irrigation and drainage canals for efficient use of water resources is necessary. Thus , identifying the factors influencing farmers ’ attitudes toward participation in irrigation and drainage projects (IDP) is essential. The purpose of this study is to identify factors affecting attitude toward participation in IDP in Syakh Darenjan, Fars Province , Iran. Stratified rando...
متن کاملDifferential Sensitivity to Waterlogging
Screening for tolerance of additional seedling types was continued on a reduced scale. J. nigra seedlings from 3 sources were no different than those of J. hindsii. ~. californica seedlings (1 source) had slightly greater average tolerance than those of J. hindsii. Single comparisons indicated no difference between J. honorei and J. hindsii and only a suggestion that 11anregian seedlings (1 sou...
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ژورنال
عنوان ژورنال: Sadhana
سال: 1986
ISSN: 0256-2499,0973-7677
DOI: 10.1007/bf02811964