近年来,在京郊玉米生产过程中不结穗、结穗不结籽、秃尖、空秆的现象多有发生,除极少数先天性不育外,原因还有很多种,主要是果穗分化发育期间玉米体内是否获得充足的营养用于穗的发育和短期突发的异常气候有关。由此引发的我国种业界质量纠纷居高不下,特别在当前全球气候多变,极端天气频现,加之我国种业新政实施,农民法制意识 In recent years, in the suburbs of Beijing corn production process does not start ear, ear does not seed, bald sharp, empty stalk phenomenon occurs, except for a very small number of congenital infertility, there are many reasons, mainly the ear differentiation During the development of corn is to obtain adequate nutrition for the development of the spike and the sudden onset of anomalous climate. The resulting high quality disputes in various industries in our country, especially in the current global climate change, frequent extreme weather, coupled with the implementation of China’s New Deal seed industry, farmers legal awareness