Baiquan County, Heilongjiang implements comprehensive management with small watershed as a unit, expands the scale of slope farmland and erosion ditches, improves farmland forest network construction, increases the number of ponds and reservoirs, improves water storage and flood regulation and irrigation capacity, and forms a black soil area with characteristics The model of soil and water conservation.
Baiquan County is located in the transition zone between the Songnen Plain and the Xiaoxing'an Mountains. It is a large agricultural county in the black soil area.
In the 1970s, the county's soil erosion area was as high as 3,505 square kilometers, 27,000 large and small erosion ditches, and 53.30 square kilometers of arable land were invaded.
As of 2020, the county's soil erosion control area has reached 1,789 square kilometers, and nearly 20,000 erosion ditches have been managed. The area and intensity of soil erosion have continued to decline.
The treatment measures can block 69.91 million cubic meters of runoff, 8.76 million tons of sediment, increase the soil organic matter content by 0.51%, increase the annual grain output by 39.633 million kilograms, and realize the per capita disposable income of rural residents of 6,529 yuan, a year-on-year increase of 8%. The ecological, economic and social benefits of
Baiquan County was rated as the National Demonstration County for Soil and Water Conservation and the National Advanced County for Ecological Agriculture Construction.
(The video source of Zhou Jing's video was from the Water Affairs Bureau of Baiquan County, Heilongjiang)
Editor in charge: [Sun Jingbo]