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伊犁地区干旱气候属于暖温带温和气候,年日照2 850.5h,≥10℃积温3 656.7℃,风力充足,有利于玉米高产稳产。目前杂交玉米制种是伊犁农四师主要发展的支柱产业。母本去雄在杂交玉米制种中是个非常重要的环节,直接影响玉米种子纯度质量,去雄工作必须做到及时、干净、彻底,正确的去雄方法和合理的管理措施是杂交玉米制种优质高产的关键。
The dry climate in Yili belongs to the warm temperate climate with annual sunshine of 2 850.5h, accumulated temperature of ≥10 ℃ of 3 656.7 ℃ and sufficient wind force, which is in favor of high and stable yield of maize. The current hybrid corn seed production is the main development of Yili Agricultural Division four pillar industries. Maternal exuberance is a very important link in seed production of hybrid maize, which directly affects the purity and quality of maize seeds. The work of extirpation must be timely, clean, thorough and correct, and the proper management methods are the hybrid maize seed production The key to high quality and high yield.