Group 1 - The summer grain is entering a critical yield formation period, with various regions experiencing drought, prompting efforts to ensure food security [1] - In Henan, over 85 million acres of wheat are entering the grain-filling stage, with drone technology being utilized for precise monitoring of water content and soil conditions [1] - A heatwave is expected in Henan from May 11 to 13, with temperatures exceeding 35°C, increasing the risk of dry wind damage to wheat crops [1] Group 2 - In Shanxi, the main wheat-producing area has seen little effective rainfall since mid-March, leading to emergency water source deployment for irrigation [1][4] - The water conservancy departments are increasing water extraction from reservoirs and utilizing Yellow River irrigation to meet the irrigation needs [5] - Jiangsu experienced significant rainfall recently, alleviating drought conditions and supporting wheat irrigation during the critical grain-filling period [5] Group 3 - In Ruicheng County, digital twin technology is being used to optimize irrigation management by dividing the irrigation area into intelligent zones based on daily water needs [2] - Farmers can order water tickets via mobile phones, allowing for real-time monitoring of water usage and more efficient irrigation processes [3]