Animal husbandry is an important part of agricultural production and an important support for economic development. According to FAO data, the output value of global animal husbandry is expected to reach about 1.8 trillion USD by 2026. However, the rapid development of animal husbandry has led to problems such as excessive breeding density and overload of livestock and poultry waste on land in some areas, resulting in a sharp increase in environmental pollution risks.
Current status of...