糯玉米新品系PN07-7选育报告

Breeding Report of a New Waxy Corn Variety PN07-7

糯玉米新品系PN07-7是甘肃省平凉市农业科学研究所以稳定自交系PN31为母本,PN29为父本选育的杂交种。2008—2011年的品比试验中,鲜果穗折合平均产量20361kghm2,较对照中糯一号增产10%左右。高抗黑穗病、玉米瘤黑粉病和大小斑病。子粒含水率70%,粗淀粉833.1gkg,粗蛋白85.3gkg,粗脂肪43.5gkg,赖氨酸3.56gkg。适宜在甘肃省海拔1500m以下的川水地和肥力较好的旱地种植。

PN07-7 was a new Waxy Corn Variety bred by crossing with the parental combined corn inbred line PN31 as female parent with inbred line PN29 as male parent by Pingliang Institute of Agricultural Science.In 2008—2011,the average yield of fresh ears of Waxy Corn Variety PN07-7 was 20 361 kg hm2 and 10 percent higher than the check Zhongnuo 1 in the corn variety comparative test.The results indicationed that the seed grain content moisture,crude starch,crude protein,crude fat and lysine were 70%,833.1 g kg,85.3 g kg,43.5 g kg,3.56 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.