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用3197A 雄性不育系配制的杂交高粱种子,由于它的根茎短,芽鞘软,顶土力弱,一般播种深度往往不易拱出土表,容易缺苗断条,这是杂交高粱
The hybrid sorghum seed prepared with the 3197A male sterile line is often not easy to arched out because of its short rhizome, soft bud and top soil,