如何确保杂交高粱制种的纯度杂交高粱制种是三系配套制种，去杂保纯难度大大超过杂交玉米制种。为了确保高粱杂交种子的纯度，发挥该品种本身具有的增产作用，保持该品种的优良种性，必须认真把高粱制种过程中的每一个环节搞好。１．严把亲本质量关亲本种子必须执行市繁县... How to ensure the purity of hybrid sorghum seed Production of hybrid sorghum is a three-pronged seed production, go to the purity of purebred far more than hybrid corn seed. In order to ensure the purity of sorghum hybrid seeds, to play the role of the variety itself to increase production, to maintain the excellent variety of the variety, we must seriously improve the sorghum seed production process every step. 1. Strict parental quality off the parent seed must be executed City Fanxian ...