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探秘航天育种基地:“太空蔬菜”如何诞生
Huan Qiu Wang Zi Xun· 2025-10-13 23:09
Core Viewpoint - The article highlights the advancements and potential of space breeding technology in agriculture, particularly through the efforts of the Shaanxi Aerospace Breeding Engineering Technology Research Center, which utilizes space-induced mutations to develop high-yield, resilient crop varieties [2][3][11]. Group 1: Space Breeding Technology - The Shaanxi Aerospace Breeding Engineering Technology Research Center focuses on breeding high-quality, resilient, and high-yield plant varieties using space mutation techniques combined with molecular and traditional methods [2][3]. - The center has sent over 600 plant materials into space, successfully developing multiple high-yield and nutrient-enhanced crop varieties, such as "Mi Gu 1" millet and "space grass" [2][11]. - Space breeding offers significant advantages, including a mutation rate 3-4 times higher than traditional methods and a breeding cycle reduced from approximately 8 years to about 4 years [7][14]. Group 2: Crop Varieties and Benefits - Notable crop varieties developed include "Mi Gu 1," which has improved disease resistance and drought tolerance by 30% and 25%, respectively, and has increased yield by over 150 jin per mu [3][10]. - The center is also working on new varieties like "Mi Gu 2" and "Mi Gu 3," expected to complete testing and demonstration by 2026 [3]. - The article mentions the nutritional benefits of crops like "protein grass," which can help lower blood sugar levels, and other varieties rich in anthocyanins and resistant starch, which have significant health benefits [2][10][12]. Group 3: International Collaboration and Future Plans - The center is establishing international partnerships, including a collaboration with Canadian enterprises and plans to build a breeding base in Pakistan [3][5]. - Future plans include a focus on technology sharing and a comprehensive solution that combines seeds, technology, and standards to benefit partners along the Belt and Road Initiative [5][14]. - The center aims to expand its breeding efforts to include a wider range of crops and to enhance the global reach of its developed varieties [14].