Group 1 - The Yellow River has achieved continuous flow for 26 years since 1999, providing significant support for the economic and social development of the basin [2] - In the 2024-2025 period, the Yellow River's main stream supplied over 22.3 billion cubic meters of water, aiding ecological protection and high-quality development in the region [2] - Due to extreme weather conditions, some provinces in the Yellow River basin experienced droughts, prompting the Yellow River Water Resources Commission to ensure water supply safety and food security [2] Group 2 - The use of nano-materials in irrigation channels has improved water delivery efficiency by 27% in the Liuyuan Kou irrigation area [3] - Modernization efforts in the People's Victory Canal irrigation area have increased the water utilization coefficient from 0.536 to 0.609, reducing the irrigation cycle by an average of 8 days [3] - Research indicates that timely irrigation significantly enhances the enzyme activity in wheat leaves, leading to higher grain weight [3] Group 3 - Irrigation from the Yellow River has notably contributed to summer grain yield, with timely watering resulting in a grain weight of 0.0924 pounds, surpassing that of dry land by 0.0186 pounds [4] - The integration of water and fertilizer technology in the Lankao demonstration area has resulted in wheat protein content nearing 15%, meeting high-quality standards [4] - Effective water management from the Yellow River plays a crucial role in ensuring water supply safety, supporting economic growth, and improving the ecological environment [4]