玉米新品种胜玉906的选育

胜玉906是以自交系K18为母本、C16为父本，采用杂交选育而成的杂交1代玉米新品种，该品种春播生育期126 d，株型紧凑，成株株高270～305 cm，穗位高100～115 cm，叶片数21片；果穗筒型，穗长17.2～23.0 cm，穗粗4.2～5.2 cm，穗行数16～18行，行粒数35～43粒，籽粒黄色，马齿型，出籽率87.2%～90.0%，千粒重315.0～348.0 g；田间表现抗茎腐病、穗腐病,667 m产量在1 000 kg以上，适宜在甘肃省中晚熟春玉米类型区种植。2019年通过农业甘肃省农作物品种审定委员会审定，审定编号：甘审玉20190020。

Breeding of A New Maize Variety Shengyu 906

Shengyu 906 is a new hybrid maize variety with inbred line K18 as female parent and C16 as male parent.Its growth period is 126 d after spring sowing, the plant type is compact, the adult plant height is 270~305 cm, the ear height is 100~115 cm, and the number of leaves is 21; The ear is tubular, 17.2~23.0 cm in spike length, 4.2~5.2 cm in spike width, 16~18 rows per ear, 35~43 grains per row, with yellow grain and horsetooth type, the seed yield is 87.2%~90.0%,the weight of a thousand seeds is 315.0~348.0 g; I t is resistant to stem rot and ear rot, and the yield per 667 m is more than 1 000 kg, which is suitable for planting in the middle and late mature area of Gansu Province. In 2019, it was approved by Gansu Agricultural Crop Variety Approval Committee, the approval No is Ganshenyu 20190020.