【摘要】 冬小麦新品系陇麦157是平凉市农业科学研究所用85(加)1-3作母本,平凉41号作父本杂交,经系谱法选育而成。该品系株高75.9~91.2 cm,穗长7.5 cm,千粒重48.8 g,容重786.1 g/L,籽粒含粗蛋白109.2 g/kg、赖氨酸3.1 g/kg、湿面筋(14%水分基)180.7 g/kg、粗淀粉68.1 g/kg;抗冻、抗旱性好,高抗条锈病,耐瘠性好,适应性广。在2002-2004年甘肃省陇东片冬小麦区试中,平均折合产量4 303.95 kg/hm2,较统一对照品种西峰20号增产8.17%。适宜在陇东地区山塬旱地、高寒阴湿山区、丘陵干旱山区及周边类似生态区种植。更多还原

【Abstract】 The new winter wheat Line,Longmai 157 was bred by Pingliang Institute of Agricultural Sciences,using 85-1-3 as female parent,Pingliang 41 as male parent.The plant height is 75.9～91.2 cm,ear length is 7.5 cm,thousand grain weight is 48.8 g and bulk weight is 786.1 g/L.The seed contain crude protein of 109.2 g/kg,lysine of 3.1g/kg,wet gluten of 180.7 g/kg,crude starch of 68.1 g/kg.Longmai 157 have good adaptation.It is resistant to drought and cold,high resistant to stripe rust and barren.The average yield is 4 303.95 kg/hm2 in winter wheat region test of Longdong district from 2002 to 2004,and more than Xifeng 20 by 8.17%.It is suitable to cultivate in dryland of Longdong district and the similar ecological areas.更多还原