半无叶型早熟、高产豌豆新品种保丰5号的选育

A New Pea F_1 Hybrid——‘Baofeng No.5’

保丰5号是通过有性杂交(中豌6号×90-PE-10)×中豌5号、系谱法选择,运用一年三代加代选择法选育出的半无叶型早熟豌豆新品种。早熟,春播生育期94d(天);株型收敛,株高50cm左右,托叶正常,深绿色,小叶变成卷须,属半无叶型,荚白色,单株荚数4.4个左右,双荚率40%以上;单荚粒数5.8个左右,圆粒,千粒质量217g左右;籽粒粗蛋白含量21.17%,粗脂肪含量1.77%,人体必需氨基酸含量高;抗倒伏性强,抗旱,成熟时不裂荚,对猝倒病、根腐病、白粉病的抗性优于中豌6号;一般产量250kg·(667m2)-1左右,高产可达380kg·(667m2)-1,适于冀东地区种植。产品适于青荚鲜食,嫩卷须菜用,青豌豆加工罐头,干籽粒生产芽菜、罐头、糕点、粉条及休闲食品,干籽粒和秸秆还可作优质蛋白饲料。

‘Baofeng No. 5＇ ,semi-leafless pea,possessing earliness and high yield, was bred and selected from the multiple crossing combination‘Zhongwan No. 6＇ and 90- PE- 10 and ‘ Zhongwan.No. 5 ＇. It has about 4.4 pods per plant and 5.8 seeds per pod and 1000-seed weight is about 217 g. The cultivar has normal bottle-green stipules, white pods and green round seeds. The rate of double-pod is over 40 %. It takes 94 days frow sowing to harvest. It has stronger resistance to damping-off,root rot and powdery mildew than‘zhongwan No. 6＇. It possesses high essential amino acids needed by human,and protein and fattiness in dry seeds are 21. 17 % and 1.77 % respectively. Dry seeds yield is about 3 750 kg·hm^-2 and potential yield is 5 700 kg·hm^-2. It is suitable to be planted in east Hebei region.