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2015年通过北京市春玉米区域试验,为北京市春玉米品种的审定提供了依据,加快了玉米新品种试验、审定和推广步伐,同时筛选出了适合延庆地区种植的生育期适宜、抗逆性较强、高产、稳产、优质的优良玉米品种,从而带动延庆玉米产业的发展。1试验设计与方法1.1试验材料共17个参试品种,其中包括对照品种郑单958(对照1)和京科968(对照2)。其中,京科968(对照2)只作为参考对照品种,各参试品种主要的性状指标与郑
In 2015, the spring maize regional test in Beijing provided the basis for the validation of spring maize varieties in Beijing, accelerated the trial, validation and promotion of new maize varieties, and screened out the suitable growth period and stress resistance Strong, high yield, stable yield, excellent quality corn varieties, which led to the development of Yanqing corn industry. 1 Experimental design and methods 1.1 Test materials A total of 17 varieties tested, including the control varieties Zhengdan 958 (control 1) and Beijing Branch 968 (control 2). Among them, Jingke 968 (Control 2) was only used as a reference control variety, and the main traits of each variety tested were Zheng