ធនធាន ដាក់ស្លាក: Drainage
5 items found (Showing 1 - 5)
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The purpose of this paper is to help correct some of the imbalances commonly found in current thinking about irrigation organization and management by focussing on the provision of services at the project level. It aims to demonstrate to planners the importance of an appropriate organizational...
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01 មករា 1982 FAO Irrigation and Drainage Paper 39 68 pages, illustrated
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01 មករា 2018 Agricultural drainage, such as runoffs from farmlands and wineries, are contaminated waters. Their management is monitored by environmental protection authorities who set targets of volume or pollutant reductions. Due to large quantities and seasonal variations, the targets are often not met, and...
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This publication covers, drainage investigations, design criteria and parameters, engineering, maintenance, and cost factors.
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01 មករា 1977 With the goal of maximum production for American agriculture, comes the need to make every acre give its best level of production. Drainage is a limiting factor on many agricultural lands of this country. During the past two decades, there has been a host of scientific advances in the field of...