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一、足墒播种,保证全苗药材种子小,抵抗自然灾害能力弱,春播的地黄、桔梗、柴胡、板蓝根、黄芪、黄芩、丹参等药材播后要经常保持土壤湿润,以利出苗;柴胡、党参等中药材对湿度要求高,播种后还需要盖草保湿。大多数中药材种子在播前需在35℃～40℃的水中浸泡12～24小时,捞出后晾干播种,以提高发芽率。
First, adequate moisture sowing, to ensure that the whole seedling medicine seed is small, weak ability to resist natural disasters, spring sowing Rehmannia, Campanulaceae, Bupleurum root, Radix, Astragalus, skullcap, Salvia and other herbs after sowing should always keep the soil moist, to facilitate emergence; Hu, Codonopsis and other Chinese herbal medicines for high humidity, sowing also need to cover moisture. Most Chinese herbal medicine seeds need to be soaked in water at 35 ℃ ~ 40 ℃ for 12 ~ 24 hours prior to sowing. After removing and drying, the seeds are sown to improve the germination rate.