Abstract:Sulfeng No. 8 is a new green asparagus bean variety developed by systemic selective breeding from Hongzuiyan. It has an early-middle maturity,high yield and resistant to rainwater. It takes 55-60 days from sowing to first harvest in spring and 49 -50 days in summer or autumn. It grows vigorously and has two branches. The first fruit grows from the fifth burl in the main branch. The average fruit weight is about 25 g, and the fruit is about 60 cm long and 0.85 -0.90cm thick,and is green,shining and well prop...