极早熟辣椒新品种甘科4号的选育

A New Hot Pepper F1 Hybrid——‘Ganke No.4’

甘科4号是以自交系P921为母本,以自交系P926为父本组配而成的辣椒一代杂种。极早熟,生育期较短,接茬(复种)专用,保护地易栽培。果实羊角形,皱褶多,果长22~25cm,果肩宽3cm,果肉厚3mm,单果质量45~50g。结果期集中,产量高。辣味浓,品质优。田间对辣椒疫病的抗性与对照陇椒2号相当,且明显强于对照七寸红;田间对辣椒病毒病的抗性与2个对照相当。每667m^2产量4000kg左右,适宜甘肃省及同类生态区保护地接茬(复种)栽培。

‘Ganke No.4’ is a new pepper F1 hybrid developed by crossing two inbred lines ‘P921’ as female parent and ‘P926’ as male parent.It is of extreme early maturity.It has shorter growing period and is specially for multiple cropping.It is easy for cultivation in protected fields.Its fruit is of horn shape with many wrinkles,about 22-25 cm in length,3 cm in width,and 0.3 cm in flesh thickness.The single fruit weight is 45-50 g.It can bear fruit concentrately and yield highly.It has strong and hot taste.Its quality is good.In fields,its resistance to Phytophthora blight is equivalent to that of the contrast ‘Longjiao No.2’ and obviously stronger than that of the contrast‘ Qicunhong’.Its resistance to virus disease is equivalent to these 2 contrasts.It can yield about 60 t ·hm^-2.It is suitable for multiple cropping in protected fields in Gansu Province and homogeneous ecological zones in China.