Group 1 - Jiangsu Xuzhou's Feng County has 650,000 acres of wheat entering the filling stage, supported by IoT pest monitoring, drone protection, and scientific irrigation measures [1][5] - The IoT pest monitoring system collects data on pest types, quantities, and activity, enabling timely responses to agricultural pest issues [1][3] - In 2025, Feng County received 60.9 mm of rainfall, which is 40% of the average for the same period over the past decade, prompting local authorities to adjust irrigation based on weather and soil moisture data [5][12] Group 2 - In Shandong Jining's Yanzhou District, 390,000 acres of wheat are also in the critical filling stage, with various meteorological observation devices capturing data to support increased yields [6][8] - The meteorological stations provide real-time monitoring of key weather elements, aiding scientific decision-making in agriculture [10][12] - The integration of technology in agriculture, such as the use of drones for precise spraying, enhances productivity and efficiency [6][21] Group 3 - In Hubei Shishou, the introduction of ducks and frogs in rice fields reduces the need for chemical fertilizers and pesticides, achieving a 46% reduction in fertilizer use and a 90% reduction in pesticide use [19][26] - The "duck-frog-rice" model allows for sustainable pest management, with 15,000 frogs introduced during the rice heading stage to replace chemical insecticides [19] - The use of smart machinery, such as unmanned transplanting machines, significantly reduces labor time and improves planting efficiency [21][24] Group 4 - In Guizhou Qiannan, a group of "post-90s" new farmers is enhancing agricultural mechanization through a full-chain service model, providing drone and machinery services for over 270,000 acres of farmland in 2024 [29][35] - This young workforce is not only operating advanced agricultural machinery but also innovating and localizing equipment to better suit local needs [33] - The increasing demand for their services reflects a growing trend towards modernization and efficiency in local agriculture [35]