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Method to detect water flow rate in open canals of irrigation systems according to slope-area method
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Method of preparing drainage and discharge water for crop irrigation
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Composition of structure-forming materials
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Reserve spillway of earth dam
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Device for weed vegetation destruction in row of cultivated plants
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Device for subterranean watering of seeds when sowing
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Method to create anti-filtration cover of canals and water reservoirs with steep slopes
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Foundation of retaining-regulating structure
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Method of waterbed hydraulic blow and device to this end
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Method of protection slopes from water erosion
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Sprinkling machine
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Method for developing antifiltration coating
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