Ecological method for abating agricultural non-point source pollution in rice planting regions

• Main Authors: CUI YUANLAI, XU YAQUN, LIU FANGPING, DONG BIN, LUO YUFENG, YANG YANG, ZHAO SHUJUN, MAO ZHI
• Format: Patent
• Language: Chinese; English
• Published: 15.06.2016
• Subjects: AGRICULTURE; ANIMAL HUSBANDRY; FISHING; FORESTRY; HUMAN NECESSITIES; HUNTING; PARTS, DETAILS, OR ACCESSORIES OF AGRICULTURAL MACHINES ORIMPLEMENTS, IN GENERAL; SOIL WORKING IN AGRICULTURE OR FORESTRY; TRAPPING

The invention discloses an ecological method for abating agricultural non-point source pollution in rice planting regions. According to the method, the whole process from the time when the agricultural non-point source pollution flows out of the farmland to the time when the agricultural non-point source pollution enters a downstream receiving water body is considered, the specific pollution decreasing technology containing three defense lines is provided, source control for reducing agricultural non-point source pollution emission through filed water-saving irrigation and comprehensive water-fertilizer regulation serves as the first defense line, agricultural non-point source pollution removal and purification conducted through ecological ditches serves as the second defense line, agricultural non-point source pollution removal and purification conducted through small reservoirs and wet land serves as the third defense line, the three defense lines are in a series connection relation, in other words, the hea