Sou Hu Cai Jing·2025-10-31 11:45Core Insights - The article highlights the successful implementation of integrated water and fertilizer management in agriculture, leading to significant yield increases for crops like corn and soybeans [1][3][5] Group 1: Agricultural Innovation - The village leader, Yu Jinguang, recognized the trend towards modern agriculture and established a large-scale integrated water and fertilizer trial on 2,250 acres, resulting in over a 10% increase in corn yield and an additional 400 pounds of soybeans per acre [1][3] - The trial utilized a "2 rows of corn + 2 rows of soybeans" planting pattern with a drip irrigation system that improved fertilizer utilization by 30% [3][5] Group 2: Collaboration with China Petroleum - Yu Jinguang compared the performance of crops using China Petroleum's water-soluble fertilizers against other brands, finding significantly higher yields from the former [5][6] - China Petroleum's support included regular visits from technical staff to provide guidance on fertilizer application and crop management, ensuring tailored nutrient supply based on soil and crop needs [6][8] Group 3: Industry Impact and Adoption - The success of the trial has attracted attention, leading to multiple field observation events organized by local authorities and China Petroleum, drawing over 3,000 farmers seeking to learn from the results [8] - Farmers have noted that while the cost of water and fertilizer may be higher, the long-term benefits from increased yields justify the investment, enhancing land utilization [8]