Core Viewpoint - The article highlights the innovative achievements and practical experiences of Xin Guosheng, a researcher in sweet potato breeding, who has made significant contributions to the industry over 29 years, particularly through the development of new technologies and varieties that enhance production efficiency and quality [1][3][4]. Group 1: Innovations and Technologies - Xin Guosheng has led his team to overcome over 10 technical challenges in sweet potato research, developing key technologies such as the "artificial insect complementary secondary pollination method," which expands genetic range and improves breeding efficiency [3]. - The "one-cut sweet potato stem tip peeling technology" was innovated to effectively detoxify sweet potatoes and prevent seed variation, addressing the issue of virus infections [3]. - The introduction of black plastic film covering cultivation technology has reduced herbicide usage, while the seedling insertion stick technology has alleviated labor intensity and improved efficiency in seedling planting [3]. Group 2: Achievements and Impact - Xin Guosheng's team has been awarded 15 authorized patents, published one book, and over 40 papers, achieving six provincial and ministerial-level results and seven municipal-level results [3]. - The "Yanshu 25" variety, developed by Xin's team, has become a flagship product, generating over 50 billion yuan in social and economic benefits since its nationwide promotion began in 2015 [4]. - The success of "Yanshu 25" has not only driven profits for farmers but also contributed to structural adjustments in agriculture and rural revitalization [4]. Group 3: Future Outlook - The team aims to focus on breeding high-yield, high-starch, and high-quality sweet potato varieties that are disease-resistant, addressing the industry's shortcomings and benefiting growers, processing enterprises, and consumers alike [4].

Group 1: Core Insights - Yantai City is strategically planning and innovating to enhance agricultural high-quality development through "seed industry revitalization" [1] - The city has established a dual financial support system to ensure the high-quality development of the seed industry, allocating 25 million yuan annually from the municipal budget for three consecutive years [1] Group 2: Innovation and Research - Yantai has built 17 national-level innovation platforms and 7 academician workstations, with 765 new crop varieties registered [2] - The city has formed 53 breeding teams and has seen significant results in technology transfer, generating over 29 million yuan from the commercialization of 28 new varieties since 2021 [2] Group 3: Industry Growth - Leading enterprises in Yantai, such as Shandong Denghai Seed Industry Co., Ltd., have a combined market value nearing 10 billion yuan, contributing to a projected revenue of over 10 billion yuan for the seed industry in 2024 [2] - The city is fostering an integrated development model of "research-production-sales" to enhance the seed industry [2] Group 4: Agricultural Impact - Yantai has established over 200,000 acres of seed production bases, achieving a seed coverage rate of over 98% for major crops [3] - The "Yannong 1212" wheat variety has increased yields by 20 kg per mu, while the "Yanjinmi" apple variety has a market price exceeding 10 yuan per pound, yielding over 30,000 yuan per mu [3] Group 5: Regulatory Measures - Yantai has implemented a regulatory enforcement plan to strengthen management responsibilities and enhance market supervision, achieving a seed inspection pass rate of 98% for corn and wheat [4] - The city is actively promoting intellectual property rights in the seed industry and conducting public awareness campaigns to foster a fair competitive environment [4]