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通过对豫西山区不同海拔高度的气候条件与玉米自交系的生育进程、植株形态和产量性状的观察 ,找出了适合于玉米制种的地带和适宜的玉米自交系。
By observing the climatic conditions at different altitudes in the mountainous area of western Henan Province and the growth process, plant morphology and yield traits of maize inbred lines, the suitable maize inbred lines and suitable maize inbred lines were found out.