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播种育苗苦瓜的种子皮厚而坚硬,不易发芽,一般在播种前5~7天进行浸种催芽。苗床管理播完种子后要封严塑料薄膜或玻璃窗,使床内温度升高到30℃~35℃,以利于出苗。出苗后,即应降低温度,白天可保持在25℃~30℃,夜晚可保持在1 5℃~20℃。合理水肥一般在播种前要浇足底水,在整个苗期便不一定再浇水,尤其是采用育苗床育苗的,一般可不必浇水。
Seedling seedlings balsam seed skin thick and hard, not easy to germinate, usually 5 to 7 days before sowing seed germination. Seedbed management After sowing the seed to seal the plastic film or glass windows, so that the temperature inside the bed to 30 ℃ ~ 35 ℃, in order to facilitate emergence. After emergence, that should reduce the temperature during the day can be maintained at 25 ℃ ~ 30 ℃, night can be maintained at 15 ℃ ~ 20 ℃. Reasonable water and fertilizer generally before planting sowing the end of water, not necessarily in the entire seedling watering, especially nursery nursery seedlings, the general may not need watering.