|
|
|
| A New Super Early Mature Cowpea Variety —‘Chengjiang No.7’ |
| CHEN Ling,SUN Yue-hong*,YANG Jian |
| Horticulture Institute,Chengdu Academy of Agricultural and Forestry Sciences,Chengdu 610072,Sichuan,China |
|
|
|
|
Abstract ‘Chengjiang No.7’is a new early variety of cowpea developed by crossing early maturing line 31 as female parent with‘Chengjiang No.3’as male parent after system selection.The first anthotaxy occurs at 2nd-4th node on the main vine.In spring,the duration from sowing to harvest is 45-50 days.In autumn,its growing period is 35-40 days.Its pod is light green,60-65 cm by length.Its yield can reach 30.0-37.5 t·hm-2.The first harvest accounts for over 50 % of the total.It comes to the market with concentrate and high efficiency.It is suitable to be cultivated in the Yangtze River Valley in spring,summer and autumn.
|
|
Received: 30 June 2009
|
|
|
|
Corresponding Authors:
SUN Yue-hong
|
|
|
|
|
|
|
