Core Insights - The article highlights the successful implementation of advanced agricultural techniques in Changtu County, Tieling City, leading to significantly higher corn yields in sandy soil conditions [1][2] Group 1: Agricultural Techniques - The corn high-yield demonstration field achieved a maximum yield of 1118.1 kg per mu, which is 300 kg higher than the average yield of local farmers [1] - The corn planting density was increased from 4,000 plants per mu to 6,000 plants per mu through the use of precise planting techniques [2] - The technology involves a black pipe buried shallowly between rows, which allows for precise irrigation and fertilization directly to the corn roots [1][2] Group 2: Research and Development - The corn high-yield technology was developed by a team from the Chinese Academy of Agricultural Sciences, led by Li Shaokun, and introduced to the village four years ago [2] - The technology has been widely accepted by farmers, with the agricultural service team establishing high-yield demonstration bases across various soil types in the region [2] - The area covered by the corn precision planting technology has exceeded 10,000 mu and is expected to expand to 50,000 mu by 2026 [2]

Core Viewpoint - The event showcased innovative agricultural technologies aimed at increasing corn yields while promoting water conservation and environmental sustainability. Group 1: Agricultural Technologies - The use of membrane-free shallow buried drip irrigation technology has reduced costs and eliminated soil pollution from residual film, leading to improved grain yield and ecological benefits [1] - Precision planting techniques using North Beidou navigation have enabled corn seeds to be planted at optimal spacing, enhancing plant arrangement and increasing air circulation, which contributes to higher yields [3] - The integration of smart water and fertilizer systems allows for real-time adjustments based on soil moisture and nutrient data, optimizing resource use [3] Group 2: Implementation and Impact - The introduction of precision planting and smart irrigation technologies has resulted in an average yield increase of 300 kilograms per acre while reducing water and fertilizer usage [2] - The local agricultural authority plans to promote these advanced technologies widely to enhance corn production efficiency [5] - The event attracted nearly 200 participants, reflecting a growing awareness and acceptance of green agricultural practices among local farmers [5]