央视网消息：百年岁月流转，青春热血未改。回望历史长河，一代代青年始终与祖国同频共振，时光奔涌向前，青春身影始终在 接力奋进。央视新闻频道推出系列报道《奋斗在最美好的青春年华》，见证青春最亮丽的底色。南泥湾，曾是黄土高原上的一片荒 地，自己动手，丰衣足食，正是自力更生、艰苦奋斗的精神，让它变成了"陕北的好江南"，来看第一集《垦荒者 正青春！》 在中国科学院植物研究所的温室舱里，科研团队正在对饲草作物——苜蓿的幼苗展开研究，这些"小草"却有着大作为。据中国科 学院植物研究所研究员乐捷介绍，别看是个"小草"，它的蛋白质很高，能替代大豆饲料作物。每年，我国进口的大豆一个作用就是榨 豆油，剩下的豆粕就是作饲料。苜蓿是非常好的饲草，而且可以利用盐碱地种饲草、养牛、养羊，人才有肉吃。一定要把饭碗端在自 己的手里。当下，要坚持自力更生、艰苦奋斗的优良传统。 自力更生，艰苦奋斗，精神历久弥新。八十多年前抗战时期，4万爱国青年冒着炮火逆向而行，从各地奔赴延安，追寻救国曙 光。乐捷的祖父乐天宇就是其中一名。 垦荒者，正青春，一代又一代接力奋斗！2009年开始，派往曲周县的垦荒队迭代成为中国第一个科技小院，农大的研究生在这里 种田、 ...

Core Viewpoint - The series report "Striving in the Most Beautiful Youth" by CCTV highlights the spirit of self-reliance and hard work among Chinese youth throughout history, particularly focusing on the transformation of the Nanniwan area from barren land to a productive agricultural region, showcasing the importance of youth contributions to national development [1][3]. Group 1: Historical Context - The Nanniwan area was transformed from a barren land into a productive agricultural region through the efforts of youth during the Anti-Japanese War, emphasizing the spirit of self-reliance and hard work [1][5]. - A research team from the Chinese Academy of Sciences is studying alfalfa, a high-protein forage crop that can replace soybeans, highlighting the importance of utilizing saline-alkali land for agricultural production [3][5]. Group 2: Agricultural Innovation - The agricultural efforts in the Nanniwan area were led by a team that collected over 2,000 plant specimens to understand local vegetation and climate conditions, which was crucial for successful farming [5][9]. - The collaboration between agricultural researchers and local farmers in Quzhou County has led to significant improvements in crop yields, achieving a breakthrough of one ton of grain per mu [11][13]. Group 3: Educational Impact - The establishment of the "Technology Courtyard" in Quzhou County has allowed agricultural students to apply their research in real-world farming, contributing to local food security and agricultural innovation [9][11]. - The focus on practical agricultural education has resulted in students being well-integrated into the local community, enhancing the acceptance of new agricultural technologies [11][15].

习近平：时代不同，使命任务发生变化，但艰苦奋斗、团结奋斗、不懈奋斗的精神永远不会变。（央 视） ...