甘肃河西地区是目前全国最重要的玉米种子生产基地,玉米种子产量占全国玉米种子总产量的2/3以上。在玉米制种基地内,玉米制种田母本果穗缺粒、果穗秃尖是玉米制种田中常见的现象,也是造成玉米制种田减产减收的主要原因之一。由于现在基地上不少村社按土地面积包产值,一旦发生制种田母本果穗缺粒、秃尖,授粉不良,基地农户往往把原因完全归结于制种公司花期调节方面出了问题,使制种公司除了蒙受巨大损失外,还担负着不白之冤。其实造成玉米制种田母本果穗缺 Hexi, Gansu Province is currently the country’s most important corn seed production base, corn seed production accounted for more than 2/3 of the total output of corn seed. In maize seed production base, maize farming mother ear missing grain, bald tip of the ear is a common phenomenon in the corn farming, but also contributed to the reduction of maize farming one of the main reasons for the reduction. Due to the fact that many village communities on the base now produce value-added land based on the land area, in the event of a shortage of earnuts, bald tips and poor pollination, farmers at the base often attribute the problem entirely to the regulation of flowering companies, In addition to suffering a huge loss of the company, but also bear the innocent injustice. In fact, maize corn ears caused by lack of production