By Goyal, Megh Raj; Tripathi, Vinod K
The reuse of wastewater in irrigation is being practiced only in the near past to resolve water shortage difficulties in agriculture. administration of water, soil, crop, and operational systems, together with precautions to guard farm staff, play an immense function within the winning use of sewage effluent for irrigation. acceptable water administration practices needs to be to avoid salinization. If salt isn't flushed out of the foundation region by way of leaching and faraway from the soil via powerful drainage, salinity difficulties can increase speedily. Leaching and drainage are, therefore, vital water administration practices to prevent salinization of soils. one of many recommendations that could be on hand to farmers is the mixing of taken care of sewage with traditional assets of water to procure a combined water of appropriate salinity point.
This very important e-book makes a speciality of using wastewater as a priceless source for agricultural micro irrigation reasons. It covers powerful wastewater administration practices in numerous climates, together with semi-arid areas and others; find out how to practice potent reviews to gauge the standard of the water on vegetation, together with potatoes, maize, and eggplant; and the cost–benefit of utilizing wastewater. It addresses the resources of wastewater for irrigation and the issues besides demanding situations, together with water caliber, clogging, soil caliber, and more.
The undertaking of this compendium is to function a reference guide for pros in organic and civil engineering, horticulture, soil and crop technological know-how, and agronomy, in addition to for graduate and undergraduate scholars in similar fields. it is going to be a worthy reference for pros who paintings with micro irrigation/wastewater and water administration, for technical agricultural facilities, irrigation facilities, agricultural extension companies, and different corporations that paintings with micro irrigation programs.
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Extra info for Wastewater management for irrigation : principles and practices
Example text
Egypt. J. Agric. , 71(4), 845–861. 13. Khalifa, M. R. (1990). Evaluation of suitability of drainage water for irrigation purpose, its effect on some soil properties of clay soils in North Delta. J. Agric. Res. , 16(3), 573–586. Khalifa, M. , Youssef, S. , El-Henawy, A. S. (2003). Evaluation of available sources of irrigation water at North Delta and its effect on soil salt storage under some field crops. J. Agric. Sci. , Special issue for Scientific Symposium on “Problems of soils and waters in Dakahlia and Damietta Governorates”.
22 References................................................................................................ 1 INTRODUCTION Throughout the world, irrigated agriculture faces challenge of using less water, in many cases of poor quality, to provide food and fiber for growing population. Water resources in Egypt are limited. Consequently improving irrigation system, increasing water use efficiency and reuse of drainage water for irrigation are must. Water supply from irrigation canals is not sufficient enough, especially in the North of Nile Delta, and therefore, farmers use drainage water in irrigated the fields [2].
If the salt does not dissolve during the subsequent irrigation, crust accumulation will continue and clogging of the emission device will usually result. The factors conducive to chemical precipitation are high concentrations of calcium and magnesium and bicarbonate ions and relatively high pH of water. Temperature is also a factor because the solubility of calcium carbonate precipitates decrease with an increase in temperature. Favorable environmental conditions within drip systems can cause rapid growth of several species of algae and bacteria.