庄明浩：优化种植结构提升科技含量

Core Insights - The overall stability of grain production in China is attributed to the continuous optimization of planting structure and significant agricultural technological innovations, which are crucial for ensuring food security [1] Group 1: Planting Structure Optimization and Technological Innovation - The promotion of intercropping technology in North China is expected to yield corn at 500 to 600 kg per mu while additionally increasing soybean yield by 100 to 130 kg, enhancing both staple food security and oil supply [1] - In the northwest dry farming areas, drought-resistant wheat varieties and drip irrigation technology have been implemented, achieving a water savings of 30 to 50 cubic meters per mu and stabilizing wheat yields at 400 to 500 kg per mu [1] Group 2: Challenges in Grain Production - Current challenges include structural labor shortages in rural areas, low enthusiasm among some farmers for modern agriculture, bottlenecks in key technological innovations, and difficulties in technology promotion [1] - Extreme weather events such as droughts, heavy rains, and pests pose new uncertainties for agricultural production [1] Group 3: Policy Support and Financial Investment - The government has enhanced policy responsiveness and financial support, exemplified by the allocation of 484 million yuan for disaster relief during the critical autumn harvest period [2] - Future subsidy mechanisms may explore differentiated approaches linked to planting area and actual yield to improve fund utilization efficiency [2] Group 4: Agricultural Technology Development and Promotion - There is a call for increased investment in breeding innovation using modern technologies like gene editing and AI to accelerate the development of new crop varieties [3] - The establishment of diverse agricultural technology promotion systems, such as technology special commissioners and agricultural technology promotion stations, is crucial for large-scale application of new technologies [3] Group 5: New Agricultural Operating Entities - The cultivation of new agricultural operating entities, such as collective economic organizations and family farms, is essential for promoting moderate-scale operations and enhancing production efficiency [3] - Creating a close interest connection mechanism between small farmers and modern agriculture can stimulate production enthusiasm and strengthen food security [3] Group 6: Future Directions - The transformation towards optimized planting structures and technological innovation represents a profound change in agricultural practices, moving from single crop management to systematic optimization [4] - There is a need to integrate cutting-edge technologies like AI with agriculture to develop new models that are green, low-carbon, high-yield, and efficient [4]