Qinbai 7 is a crossbreeding hybrid. In March 2003, it was approved and named by Shandong Crop Variety Approval Committee. This species is ripe and harvested 60 days after sowing. Plant height 40 cm, degree of development 45 cm. Leaves pale green, leaves slightly wrinkled, white help, overlapping leaves, leaf ball obovate, ball top round, tight ball, the average single ball mass 2.5 kg, 68.5% net vegetable rate, soft leaf rate 51.1%, generally Net production of about 4000 kg per acre. The texture is crisp, the fibers are few, and the flavor quality is good. Strong resistance to viral diseases, downy mildew, soft rot. Comparing the test results: The growth period of the Jingbai 7 was about 60 days, which was 5-8 days earlier than the control. The two-year net vegetable yield per mu was 4122.1 and 4224.32 kg, respectively, which increased 26.99% and 27.86% respectively compared with the control varieties. (Source: "Rural Science and Technology Development" period of 2004.7)
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