论文部分内容阅读
1987~1989年,在呼和浩特地区进行了为期3年以产草量,综合评判及物候期为主要内容的16份不同来源的无芒雀麦引种试验,并初步选出了2份在该地有推广价值的材料。
From 1987 to 1989, 16 different introduced trials of Bromegrass were carried out in Hohhot for 3 years with the main contents of grass yield, comprehensive evaluation and phenophase, and initially selected 2 Promote value of the material.