Group 1: Winter Wheat Irrigation in Shandong - The winter wheat in the North China Plain is currently in the critical grain filling stage, requiring sufficient moisture for optimal yield [1] - Farmers in Wucheng County, Shandong, are utilizing smart irrigation equipment to save water and enhance wheat production [1][3] - A mobile smart irrigation machine is being used, which can be remotely controlled via smartphone, eliminating the need for manual labor [3] Group 2: Quinoa Planting in Qinghai - The quinoa planting season is in full swing in Ulan County, Qinghai, with the planting area expected to exceed 10,000 acres this year [4] - Large machinery is actively working in the quinoa planting bases, ensuring efficient operations such as plowing, tilling, leveling, and sowing [7] - A complete industrial chain for quinoa, including breeding, planting, processing, and sales, has been established, enhancing the product's added value [7] Group 3: Watermelon Harvest in Xinjiang - Xinjiang's Turpan City is experiencing a watermelon harvest season, with farmers actively engaged in picking and transporting the fruit [8] - The area planted with early, mid, and late-maturing watermelon varieties is reported to be 58,300 acres, with additional sweet melon cultivation of 17,100 acres [12] - The early-maturing watermelons are grown using a double small arch shed model, resulting in early maturity and high sugar content [10] Group 4: Seaweed Harvest in Fujian - In Xiapu County, Fujian, 150,000 acres of seaweed are currently being harvested, making it one of China's main seaweed production areas [13][17] - Fishermen are utilizing a unique "aerial drying" method to extend the preservation time of harvested seaweed [15] - The total production of fresh seaweed is estimated to reach 1.6 million tons this year [17] Group 5: Seafood Supply in Jiangsu - Despite the seasonal fishing ban in the Yellow Sea, the seafood market in Lianyungang, Jiangsu, remains vibrant due to pre-stocking and classification measures [16] - Approximately 3 million pounds of various seafood are being temporarily stored to ensure supply during the fishing ban [21] - The market is experiencing stable prices and sufficient supply, indicating effective management strategies by local fishermen [16]

Group 1 - The article highlights the acceleration of agricultural production in Heilongjiang Province, with 49.09 million acres of dry land crops and 4.334 million acres of paddy fields planted as of May 6 [1] - The collaboration between local areas and the Heilongjiang Agricultural Reclamation System has introduced smart agricultural machinery and advanced planting techniques, improving the quality and efficiency of corn planting [3][4] - The "Three-Five Early Sowing" technique allows for planting when soil temperature is stable above 5 degrees Celsius for five consecutive days, leading to a longer growth period and higher seedling rates [6] Group 2 - The integration of smart management systems allows for real-time monitoring of agricultural operations, enhancing the quality of work and enabling remote adjustments if issues arise [9] - The cooperative model between Jixian County and the 291 Agricultural Reclamation Farm has evolved to include a new "one main four packages" approach, which integrates various resources to boost agricultural production [12] - In Dezhou, Shandong, smart irrigation devices are being utilized to conserve water while ensuring sufficient moisture for winter wheat during the critical grain filling period [13][20] Group 3 - The use of mobile smart irrigation machines allows for remote control and efficient water management, reducing labor and resource consumption [15][18] - In Hebei, agricultural technicians are leveraging smart agricultural equipment to provide tailored services for effective pest and disease management in wheat fields [23][28] - The implementation of advanced monitoring equipment has improved data accuracy for agricultural decision-making, contributing to better crop management [28]