Core Viewpoint - Wu Chuan City is leveraging technology to promote fertilizer reduction and efficiency in agriculture, focusing on rice production as a core strategy to achieve green development and sustainable agricultural practices [2][4][50]. Group 1: Technology and Innovation - The city is implementing the "Three New" technologies (new varieties, new techniques, new models) to enhance agricultural productivity while reducing fertilizer usage [3][4]. - A scientific fertilization plan has been developed based on surveys identifying farmers' fertilization habits, emphasizing "controlling nitrogen and phosphorus while increasing potassium" [10][11]. Group 2: Training and Education - Wu Chuan has established a multi-dimensional training system to educate farmers on scientific fertilization, producing easy-to-understand materials and conducting face-to-face training sessions [14][15][17]. - Over 400 farmers and technical personnel have been trained through 12 specialized training sessions, and more than 700 promotional materials have been distributed [17][18]. Group 3: Demonstration and Outreach - The city has adopted a "large household leads small household" model for technology promotion, establishing demonstration areas to showcase effective fertilization techniques [26][28]. - A total of 48.2 million mu of various formula fertilizers have been promoted, with 1.8 million mu specifically for rice, achieving significant reductions in fertilizer use while enhancing efficiency [28][29]. Group 4: Digital Tools - The introduction of the "Fertilization Doctor" WeChat mini-program allows farmers to access tailored fertilization advice based on soil conditions, improving the precision of fertilizer application [38][39][41]. Group 5: Results and Impact - The application of specialized formula fertilizers has led to a reduction in lodging rates by 11% and an increase in yield by 34 kg per mu, demonstrating the effectiveness of the new fertilization strategies [46][48]. - The overall cost savings from reduced fertilizer use amount to 122 yuan per mu, contributing to both economic and environmental benefits [48][49]. Group 6: Future Directions - Wu Chuan City plans to continue enhancing green agricultural practices and expanding the application of fertilizer reduction technologies to support rural revitalization and high-quality agricultural development [53][55].