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“长青”(19—2—7×7—1—5)是优良的秋瓜一代杂种。1975年在通县、丰台、海淀等地进行生产鉴定,亩产可达4,000—8,000斤以上,比目前生产上大面积推广的良种增产比较显著,其主要经济性状及栽培要点如下:一、长青的主要经济性状:长青为单交种。母本为朱庄秋瓜的一个株系,代号19—2—7;父本为津研系统的一个株系,代号为7—1—5,其基本性状与津研3号相近。
“Evergreen ” (19-2-7 × 7-1-5) is a good autumn melon generation hybrids. In 1975 Tong County, Fengtai, Haidian and other places for the production of appraisal, per mu up to 4,000-8,000 pounds more than the current production of large-scale promotion of improved varieties of more significant, the main economic traits and cultivation points are as follows: Green’s main economic traits: Evergreen is a single cross-species. The female parent is a strain of Zhuang Qiu melon, code 19-2-7; the male parent is a strain of Jinyan system, code-named 7-1-5, and its basic trait is similar to that of Jinyan 3.