Moutainous and semi-mountainous area river-lake nearshore vegetable field tail water network terraced efficient recycling facility
A network cascading and reuse technology, applied in applications, soil drainage, gardening tools/equipment, etc., can solve problems such as pollution and loss of nitrogen and phosphorus in farmland, reduce non-point source pollution in farmland, improve irrigation efficiency, and protect river and lake water. The effect of environmental safety
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[0018] Implementation location: the coastal vegetable field of Erhai Lake in Dali City, Yunnan Province, taking green bamboo shoots (Lactucasativa L.) as an example.
[0019] see Figure 1-Figure 2 According to the present invention, the cascaded high-efficiency reuse facilities of the tailwater network of rivers and lakes near the banks of vegetable fields in mountainous areas, mainly vegetable field irrigation and drainage ditches 1, water storage pools 3, irrigation pools 8, water pumps 6, irrigation facilities, and irrigation pools for adding water, fertilizer and pesticides 15, The specific structure is as follows:
[0020] A gate 19 is provided at the water outlet at the end of the vegetable field irrigation and drainage ditch 1, and a water storage tank 3 is set at one side of the vegetable field irrigation and drainage ditch 1 tail, and the water storage pool 3 is arranged on the first-level platform 5. The bottom surface and the inner wall are provided with a waterpr...
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