Group 1 - The core message highlights the proactive measures taken by various regions in Anhui and Jiangsu to ensure the supply of vegetables amid a cold wave, including strengthening greenhouses and increasing market stock [1][4][5] - In Anhui's He County, local agricultural departments organized farmers to reinforce greenhouse facilities and provided guidance on winter vegetable production to mitigate the impact of cold weather [4] - In Jiangsu's Nanjing, measures were implemented to ensure sufficient supply of seasonal and durable vegetables, with a reserve of 3,000 tons of various vegetables, primarily durable types, to stabilize quality during extreme weather [6][10] Group 2 - The agricultural sector is actively managing the impact of snow and low temperatures on crops, with experts advising farmers on preventing frost damage to wheat and providing tailored management plans [15][18] - In Heze, agricultural experts are monitoring wheat growth and advising on the application of fertilizers to promote healthy growth despite potential frost risks [15] - The overall assessment indicates that the recent snow and rain are more beneficial than harmful for wheat crops, with specific recommendations for managing different frost damage levels [15][18]