Group 1 - The spring sowing season is at its peak nationwide, and summer grain is entering a critical period for yield formation [1] - The Northeast region has completed over 20% of its spring sowing, covering nearly 10 million acres [2][4] - Heilongjiang is promoting high-performance precision sowing machines, adding nearly 10 million acres of operational area for these machines [4] Group 2 - The Huang-Huai-Hai region's winter wheat is entering a critical yield formation period, with Anhui province experiencing only 172 millimeters of rainfall this year, half of the normal level [6] - Local efforts include increasing water sources and setting up temporary drought resistance equipment for irrigation [6] - In Henan, 85 million acres of wheat are entering the filling stage, requiring significant water and fertilizer [6] Group 3 - Hebei's central and southern regions have seen reduced rainfall, leading to insufficient soil moisture, which could affect pesticide and fertilizer application [8] - Digital monitoring devices have been installed to ensure reliable irrigation power supply, with a 24-hour monitoring system in place [8] - AI technology is being utilized to enhance the efficiency of identifying equipment defects in irrigation systems [10] Group 4 - Early rice production in southern regions is accelerating, with over 18 million acres of early rice in Hunan having completed transplanting [12] - In Yiyang, agricultural departments are using predictive measures for pest control and coordinating the use of plant protection drones for unified pest management [12]