Breeding of Dongfangyulong,a New Cowpea Cultivar with Light Green Pods

In order to enrich the cowpea cultivar of Jiangsu,the new cowpea cultivar Dongfangyulong was bred by systematic selection of six generations by taking germplasm X as female parent and germplasm J as male parent,and we carried out the comparative test and production test in 2010 and 2011 by taking Yangjiang 40 as control.The results showed that,the cultivar Dongfangyulong grew vigorously,with high heat resistance,light green pods,excellent color,dense flesh,excellent storage capacity.Its yield was 1 523.8 kg/667 m2,which was 9.2% higher than that of the control,and it could be planted in both spring and summer.