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利用穴盘和塑料大棚设施培育青花菜幼苗，不仅能克服夏季高温、高湿、多暴雨等恶劣环境对幼苗的影响，而且能显著提高幼苗的出苗率、成苗率和鲜重，对秧苗的生长发育有良好的影响，花球提早7～10d上市，产量和产值分别提高22.17％和36.98％.
The use of plug tray and plastic greenhouse facilities to cultivate broccoli seedlings can not only overcome the harsh environment of summer high temperature, high humidity, heavy rain and other harsh conditions on seedlings, but also significantly improve seedling emergence rate, seedling rate and fresh weight, the seedling Growth and development have a good effect, flower ball early 7 ~ 10d market, output and output value increased by 22.17% and 36.98%.