关键词: 菜用大豆, 中早熟, 品种

Abstract: ‘Zhenong 3’is a new vegetable soybean cultivar inbred by pedigree method after crossing by female parent’Taiwan 75’and male parent‘9712’. It is a spring middle-term cultivar，with determinate characteristics and convergence plant architecture. The pod number of each plant is 20–25，proportion of three pods is about 30%，length and width of pod with 2–3 grains are 6.2 cm and 1.4 cm，respectively. The fresh weight of 100-pod and 100-seed is 300.4 g and 83.8 g，respectively，and the output is about 9 000 kg ? hm-2. It takes about 90 d from seedling to harvest in spring，suitable for fresh-keeping and quick-frozen. The cultivar suits to be planted in plastic greenhouse or open field of Zhejiang Province and similar climate areas in spring.

Key words: vegetable soybean, middle-term maturity, cultivar