草莓新品种‘连达’

‘连达’草莓是以‘达赛莱克特’为亲本,以连作障碍发生主要因子尖孢镰刀菌毒素和自毒物质对羟基苯甲酸混合液为选择压力,利用组织培养技术诱变选育的新品种。果实圆锥形,果肉全红,香味浓,可滴定酸含量0.57%,可溶性固形物11.9%,总糖7.1%,维生素C 0.771 mg·g~(-1)。果实硬度2.521kg·cm~(-2),耐贮运。抗枯萎病、叶斑病、灰霉病和白粉病,产量在37 500 kg·hm~(-2)以上,适宜在北方露地、拱棚、温室和南方地区栽培。与亲本相比连作障碍发生程度明显减轻。

A New Strawberry Cultivar 'Lianda'

'Lianda',a new strawberry cultivar,was mutagenesised and screened with tissue culture technique from'Dasrect',under the pressure of the mixture consisted of toxin ofFusarium oxysporum f.sp.fragariae and 4-hydroxybenzoic acid,an autotoxin.The conical fruits are red color,strong fragrant in aroma,which contains 0.57％ titratable acid,11.9％ soluble solids,7.1％ total sugar and 0.771 mg · g-1 vitamin C,with 2.521 kg cm-2 fruit firmness and good shipping quality.The cultivar is resistant to wilt disease,leaf spot,gray mildew and powdery mildew,and suitable planted in open cultivation,semi-forcing or forcing cultivation in Northern and Southern in China,with the yield more than 37 500 kg · hm-2.The occurrence of continuous cropping obstacle of'Lianda'is lighter obviously than'Dasrect'.