甜椒CMS三系配套新品种龙椒11号的选育

A New CMS Sweet Pepper F_1 Hybird —'Longjiao No.11'

龙椒11号是利用甜椒胞质雄性不育三系配套育成的甜椒一代杂种,以法国甜椒自交后代分离出的不育源作为转育亲本,经过8代轮回选择得到稳定不育系Z4-2A、保持系02-5B,与恢复系02-7C杂交育成。中早熟,生育期110d(天)左右,植株生长势强,株高60cm左右,始花节位第9～10节,连续坐果能力强,果实长方形,果面光滑,纵径10～12cm,横径8～9cm,肉厚0.55cm,单果质量125g以上。嫩果绿色,成熟果红色,VC含量1058mg.kg-1,抗疫病、CMV。一般产量3300kg.(667m2)-1左右,适于全国各地棚室栽培和露地秋延后栽培。

Using pepper CMS generation of three-line hybrid breeding method and crossing sweet pepper,France progeny isolated from sterile parental source as a transfer,after 8 generations'selection a stable sterile line Z4-2A,maintainer line 02-5B,and restorer line 02-7C were crossed to breed a new variety'Longjiao No.11'.It is of mid and early maturity and takes 110 days to grow.The plant has strong growth vigor.The plant is about 60 cm in height.The first flower node sets on 9-10 node.Its fruit is of oblong shape with smooth surface.Its vertical and horizontal diameter is 10-12 cm and 8-9 cm,respectively.Its flesh thickness is 0.55 cm.The single fruit weight is over 125 g.The unripe fruit is green in color.The VC content is 1 058 mg·kg-1.Its resistance to phytophthora capsici and CMV.It can yield about 49.5 t·hm-2.It is suitable for planting in protected and open fields all over China.