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珍头，潍坊市农业科学院从荷兰引进的软叶结球生菜品种。经过3年的栽培试验表明，该品种适应性广，叶球美观，高产稳产，品质优良，是生菜中的上口pp。一、特征特性该品种喜欢冷凉气候。种子发芽适温为12℃，生长透温为22～25℃，9℃以下和22C以上种子发芽受到抑制。生长阶段喜
Jane head, Weifang City Academy of Agricultural Sciences from the Netherlands introduced the soft-leaf cotyledon lettuce varieties. After three years of cultivation experiments show that the wide adaptability of the species, leaf ball beautiful, high and stable yield, high quality, is the upper lip in the lettuce pp. First, the characteristics of the species like cool climate. The optimum temperature for seed germination was 12 ℃, the growth temperature was 22 ~ 25 ℃, and the seed germination was inhibited below 9 ℃ and above 22 ℃. Happy growth stage