山东临清：生态农业释放发展“绿动能”

Group 1 - The core idea of the news is the development of sustainable agricultural practices through the integration of livestock farming and crop production, utilizing agricultural waste to create a circular economy [1][2] Group 2 - In the cattle breeding base in Shandong, over 150 calves are fed with silage made from previously unused corn and wheat straw, effectively consuming over 200 tons of straw annually from surrounding villages [1] - The manure produced in the cattle sheds is fermented into high-quality organic fertilizer, which is then returned to local farmland, improving soil structure and reducing chemical fertilizer usage, thus increasing grain production [1] - The city consumes over 30,000 acres of silage corn straw each year, highlighting the importance of resource collection and end-use in promoting a circular agricultural model [1] Group 3 - In Shangdian Town, the "Golden Ear Smart Cabin" utilizes agricultural waste and livestock manure to produce mushroom bags, creating a closed-loop system that enhances soil fertility and reduces production costs by over 100,000 yuan annually [2] - The ecological circular model has become a new driving force for the development of characteristic agriculture in Linqing City, focusing on specialized, technological, and full-chain development [2] - The integration of plant, animal, and fungal resources in agricultural production addresses the issues of waste utilization and harmless treatment of livestock manure [2]