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贵州省铜仁县城关的固定式自压喷灌工程,现可灌八百余亩,去年已有312.5亩蔬菜受益,主要表现在喷灌大大地节省了浇
Tongren County, Guizhou Province, Chengguan fixed self-pressure sprinkler irrigation project, now can irrigation 800 acres, 312.5 acres of vegetables have benefited last year, mainly in the sprinkler greatly saves the pouring