辣椒新品种桂牛5号的选育

A New Hot Pepper F1 Hybrid--‘Guiniu No.5’

桂牛5号是以自交系Ca1-5-1为母本,以自交系Ca1-3-8为父本配制而成的牛角椒一代杂种。中早熟,植株生长势较强,连续坐果能力强;果实长牛角形,果长25~30 cm,果肩宽3.5~4.0 cm,单果质量125 g左右;青熟果黄绿色,老熟果鲜红色,商品性好,微辣,果实干物质含量7.88%,VC含量1530 mg·kg^-1,辣椒素含量0.023%,宜鲜食,耐贮运;田间对病毒病、炭疽病、疫病的抗性强于对照黄美龙,露地栽培鲜椒产量3500 kg·(667 m^2)^-1左右,适宜广西、广东等地春、秋露地种植。

‘Guiniu No.5’is a new cow-horn pepper F1 hybrid developed by crossing inbred lines‘Ca1-5-1’as female parent and‘Ca1-3-8’as male parent.It is of medium early maturity.The plant has strong growth vigor and good continuous fruit setting ability.Its fruit is of long cow-horn shape.The fruit is 25-30 cm in length and 3.5-4.0 cm in width.Its immature fruit is yellow-green in color,and the mature one is bright red in color.The single fruit weight is about 125 g.It tastes mild spicy and is suitable for fresheating.Its fruit commodity is good.It is tolerant to storage and transportation.Its fruit dry matter content is 7.88%,VC content is 1530 mg·kg^-1 and capsaicin content is 0.023%.In the fields,its resistance to virus disease,anthrax and epidemic disease is stronger than those of the contrast‘Huangmeilong’.In open fields,it can yield about 52.5 t·hm^-2.It is suitable for open field cultivation in spring and autumn in Guangxi and Guangdong.