昭通市大力推广玉米杂交良种通单二号昭通行署农牧局范文玉米杂交种通单２号是昭通市种子公司１９８６年自繁选育夹黄良种，它具有株高、穗长、抗病、优质、出籽粒高、适应面广、稳产高产等特点。苏家院乡１９９４年大面积连片种植７０００亩。实施玉米综合配套增产措施，... Zhaotong vigorously promote the hybridization of maize hybrids on the 2nd No. 2 Zhaotong Administration Department of Agriculture and Animal Husbandry Fan Wen Maize hybrid on the 2nd is Zhaotong seed company since 1986 breeding breeding Huangliang species, it has the plant height, spike length, disease resistance, High quality, a high grain, wide adaptation, stable yield and other characteristics. Su home courtyard Township in 1994 a large area contiguous planting 7,000 acres. Implementation of integrated maize yield measures, ...