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(1)25～30℃;(2)高温(30～32℃)、高湿(85％)、长日照。(3)温差大利于营养积累,产量高、质量好。(4)30℃-17℃=13℃左右。(5)85％。(6)白天20～25℃,夜间13～18℃。(7)白天18℃,夜间5℃。(8)白天20℃,夜间5～10℃。(9)下种过早、苗龄过大(叶超过5厘米宽、茎超过0.6厘米粗)后受冻通过春化阶段发育(0～10℃)。(10)白天25℃,夜间18℃。(11)白天22℃,夜间6℃。(12)白天25～30℃,晚上16～20℃。
(1) 25 ~ 30 ℃; (2) high temperature (30 ~ 32 ℃), high humidity (85%), long sunshine. (3) temperature difference in the accumulation of nutrients, high yield, good quality. (4) 30 ℃ -17 ℃ = about 13 ℃. (5) 85%. (6) 20 ~ 25 ℃ during the day and 13 ~ 18 ℃ during the night. (7) 18 ℃ during the day and 5 ℃ at night. (8) 20 ℃ during the day and 5 ~ 10 ℃ at night. (9) Early undergrowth, seedling age too large (leaf more than 5 cm wide, stem more than 0.6 cm thick) and then frozen through the vernalization stage (0 ~ 10 ℃). (10) 25 ℃ during the day and 18 ℃ at night. (11) 22 ℃ during the day and 6 ℃ at night. (12) 25 ~ 30 ℃ during the day and 16 ~ 20 ℃ at night.