辣椒新品种黔辣5号的选育

Breeding of new pepper variety Qianla 5

黔辣5号是从贵州兴义市地方农家自留栽培种筛选的优良单株经自交定向选育的常规干鲜两用品种,该品种中熟。2008—2009年贵州省辣椒省区试2年平均每667 m2产干椒297.33 kg、比对照种增产21.28%,2009年生产试验平均每667 m2产干椒256.08 kg、比对照种增产17.03%;平均生育期203.5 d左右;株高约76.81 cm,株幅约59.41 cm;初花节位15～17节,分枝次数为13.38次,叶色深绿,花冠白色,单株挂果70个左右,果实单生向上,青熟果绿色,红熟果实鲜红色,果形小羊角形,果面光滑;平均单果鲜重4.16 g、单果干重1.11 g,果长6.55 cm、横径1.25 cm,果柄长4.11 cm左右。单果种籽数86.53粒,千粒种籽重5.54 g;抗逆和抗病能力强;果味辛辣。

Qianla 5,a new conventional pepper variety with mid maturity and dual-purpose of dry and fresh,was bred from selfing directional breeding of the plant selected from the farmer＇s field in Xingyi City,Guizhou.The average dry pepper yield in Guizhou pepper regional tests in 2008 and 2009 were 297.33 kg per 667 m2,21.28% higher than the control.The average dry pepper yield in production test in 2009 was 256.08 kg per 667 m2,17.03% higher than the control.The average growth period,plant height,plant width,node number at the first flowering stage,branch number,fruit per plant,mean fresh weight per fruit,mean dry weight per fruit,fruit length,fruit diameter,fruit stalk,seeds per fruit and 1000-seed weight were about 203.5 d,76.81 cm,59.41 cm,15~17,13.38,70,4.16 g,1.11 g,6.55 cm,1.25 cm,4.11 cm,86.53 seeds and 5.54 g,respectively.Its leaf color was dark green,corolla color was white,fruit was single-birth and upwards,green mature fruit color was green,red mature fruit color was bright red,fruit shape was small crescent-shaped,fruit surface was smooth.Qianla 5 has strong lodging resistance and waterlogging resistant,and its taste was pungency.