优质高产冬小麦新品系 865 8- 3 - 2 - 2是庆阳地区农业学校以庆农 3号为母本、西峰 1 6为父本 ,通过品种间有性杂交 ,采用系谱法选育而成。该品系品质优异 ,籽粒含粗蛋白 1 6.5 3 %～ 1 6.61 %、赖氨酸 0 .5 8%、湿面筋3 8.90 %,丰产性好 ,稳产性强。在 1 993～ 1 994年的品比试验中 ,该品系折合平均产量 4 1 98.4 kg/ hm2 ,较对照增产 1 9.3 6%,居参试 1 3个品种 (系 )之首 ;在 1 995～ 1 996年全省陇东片冬小麦区域试验中 ,折合平均产量 2 4 47.2kg/ hm2 ,较对照品种陇鉴 1 96增产 5 .70 %,差异显著 ;1 995～ 1 999年在西峰市、宁县等地 5 4点 (次 )的示范中折合平均产量 3 74 8.0 kg/ hm2 ,较对照增产 8.0 6%。表现抗寒、抗旱、耐锈、抗倒伏、抗青干 ,落黄好 ,适应性广。该品系株高 80 cm左右 ,穗长 6.3 cm ,千粒重 3 5 .0 g,容重 74 6.0～ 80 3 .0 g/ L The new winter wheat line with high yield and good quality 865 8- 3 - 2 - 2 was selected from Qingnong Agriculture School with Qingnong No.3 as its female parent and Xifeng16 as its male parent through pedigree breeding. The strain is of excellent quality. The grain contains 16.53% ~ 1 6.61% of crude protein, 0.58% of lysine and 8.90% of wet gluten, with good yield and stable yield. In the product ratio test from 1993 to 1994, the average yield of the strain was 4 1 98.4 kg / hm2, which increased by 1 9.36% compared with the control, ranking the first of the 13 varieties (lines) In 1994, the Longdong section of winter wheat in the region of the regional test, equivalent to an average yield of 2447.2kg / hm2, compared with the control variety Longxian 1 96 yield 5.70%, significant difference; 1 995 ~ 1 999 years in Xifeng City, Ning County The average yield of 3 74 8.0 kg / hm2 in 5 4 o’clock demonstration plots and other places increased by 8.06% compared with the control. Performance of cold, drought, rust, lodging, anti-green stem, yellow is good, wide adaptability. The plant height of about 80 cm, spike length 6.3 cm, grain weight 35.5 g, bulk density of 74 6.0 ~ 80 3 .0 g / L