黑甜糯玉米新品种黑甜糯631的选育

A New Sweet and Waxy Corn Variety—‘Heitiannuo 631'

黑甜糯631是以糯玉米自交系HNF为母本,以甜玉米自交系K01-2为父本组配而成的果蔬型黑甜糯玉米新品种。株型半紧凑,株高263 cm,穗位高155 cm,长势强,果穗呈筒形,穗长19.6 cm,穗行数18行,行粒数40粒,穗轴黑色,籽粒为黑紫色,甜、糯籽粒比例为1∶3,蒸煮口感香甜黏糯,富含花青素。每667 m2鲜穗产量900~1 100 kg,生育期96 d(天),适宜山西省糯玉米主产区种植。

‘Heitiannuo 631’is a new black sweet and waxy corn variety of fruit-vegetable type bred by crossing‘HNF’as female parent and‘k01-2’as male parent.It is of semi-compact plant type,263 cm in plant height,and 155 cm in ear position height.It has strong growth vigor.Its ear is cylindrical,and 19.6 cm in length.There are 18 rows in each ear and 40 grains in one line.The spike-stalk is black in color.The grain is black purple in color.The proportion of sweet and waxy grain is 1︰3.Its fresh ear yield is 13.5-16.5 t·hm-2.It takes about 96 days as growing period.It tastes sweet and sticky after cooking,and contains rich anthocyanin.It is suitable to be planted in the main producing area of waxy corn in Shanxi Province.