镇原县：大豆玉米复合种 丰产增收见实效

Core Insights - The article highlights the successful implementation of soybean-corn strip intercropping in Zhenyuan County, achieving a planting target of 20,000 acres despite adverse weather conditions, with average corn yield at 607.3 kg per acre and soybean yield at 72 kg per acre, resulting in an increase of 211.4 yuan per acre in corn value compared to monoculture [1] Group 1: Implementation and Support - Zhenyuan County established a comprehensive support system for intercropping, integrating organization, funding, technology, and demonstration to ensure effective implementation [1] - The county utilized 3 million yuan from central funding and 1 million yuan from provincial funding to subsidize materials such as 140 tons of plastic film, 50 tons of soybean seeds, and 250 tons of corn fertilizer, directly benefiting 86 planting entities [1] Group 2: Training and Technical Guidance - An innovative "layered training + precise guidance" model was adopted, conducting two county-level training sessions and training 4,180 technical personnel at county, township, and village levels [2] - Agricultural technicians provided on-site guidance on key aspects such as variety selection, timely sowing, and fertilization techniques to ensure proper planting practices [2] Group 3: Demonstration and Results - The county established multiple demonstration sites, including four 1,000-acre, eight 500-acre, and twenty 100-acre sites, to showcase effective planting techniques and attract more farmers [2] - High yields were reported from demonstration sites, with corn yielding 881.6 kg per acre and soybeans yielding 115.2 kg per acre, demonstrating the effectiveness of the adopted techniques [2] Group 4: Farmer Engagement and Expansion - Farmers expressed increased confidence in the intercropping model due to subsidies and technical support, with plans to expand planting areas based on successful experiences [3] - The "4+4" planting model effectively utilized land and resources, stabilizing corn yields while significantly increasing soybean planting area and output [3]