Core Viewpoint - The articles highlight the enduring spirit of self-reliance and hard work among Chinese youth throughout history, emphasizing their contributions to national development and agricultural innovation [1][5][9]. Group 1: Historical Context - The narrative reflects on the historical efforts of youth during the anti-Japanese war, where 40,000 patriotic young people traveled to Yan'an to seek a brighter future for the nation [5]. - The article discusses the challenges faced by youth in the Yan'an area, including shortages of food and materials, and their determination to overcome these obstacles through innovative agricultural practices [7][9]. Group 2: Agricultural Innovation - Research teams at the Chinese Academy of Sciences are studying alfalfa, a high-protein forage crop that can replace soybean meal, highlighting its potential to improve local livestock farming and reduce reliance on imported soybeans [3]. - The efforts of agricultural students and researchers in areas like Quzhou County have led to significant improvements in crop yields, achieving a breakthrough of one ton per mu for grain crops, setting a model for low-yield farmland across the country [15]. Group 3: Modern Applications - The establishment of the first technology small courtyard in Quzhou County in 2009 represents a shift towards integrating academic research with practical farming, where graduate students apply their knowledge directly in the fields [13]. - The collaboration between agricultural students and local farmers has fostered a community-oriented approach to agricultural development, ensuring that innovations are beneficial and accepted by the farming community [13].

Core Viewpoint - The spirit of hard work, unity, and perseverance remains unchanged despite the evolving times and missions [1] Group 1 - The current era presents different challenges and responsibilities that require adaptation [1] - The emphasis on collective effort and continuous struggle is highlighted as essential for progress [1]