甜玉米新组合PT0701选育报告

甜玉米新组合PT0701以自交系99(3)-1-1-0-0-1为母本,99(1)-1-1-1-0-1为父本杂交选育而成。在2008—2010年品比试验中,鲜果穗折合平均产量17 996.9 kg/hm2,较对照品种穗甜1号平均增产9.3%。高抗黑穗病、玉米瘤黑粉病、大小斑病。籽粒含Vc 180.5 mg/kg、粗脂肪81.20 g/kg、粗淀粉459.90 g/kg、赖氨酸4.68 g/kg。适宜在甘肃陇东地区海拔1 500 m以下的川水地及肥力较好的旱地种植。

Breeding Reports of A New Sweet Corn Combination PT0701

PT0701 was a new sweet corn variety bred by crossing with the parental combined corn inbred line 99(3)-1-1-0-0-1 as female parent,with inbred line 99(1)-1-1-1-0-1 as male parent.In 2008 — 2010,the average yield of fresh ears of sweet corn variety PT0701 was 17 996.9 kg/hm2 and 9.3% higher than the check Suitian 1 in the corn variety comparative test.The sweet corn variety had high resistance to head smut,common smut,big and small curvularia leaf spot.The results indicationed that the seed grain content Vc,crude fat,crude starch,Lysine were 180.5 mg/kg,81.20 g/kg,459.90 g/kg,4.68 g/kg,respectively.It is suitable to plant in the region river water and fertilizer-rich dryland at an altitude of 1 500 meters below of Longdong area in Gansu province.