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本项研究阐述了KH_2PO_4,NaHCO_3、CaCO_3、Na_2CO_3等化学药剂对沙打旺干燥速度影响及对其营养成分保存的效用。并对其成本、经济效益进行了核算。结果及分析表明:喷洒适当浓度的化学药剂是调制优质沙打旺干草行之有效的措施之一.
In this study, the effects of KH 2 PO 4, NaHCO 3, CaCO 3, Na 2 CO 3 and other chemicals on the drying rate of Astragalus adsurgens and the preservation of nutrients were described. And its cost, economic benefits were accounted for. The results and analysis show that spraying the proper concentration of chemical agents is one of the effective measures for the preparation of high quality sand weeds.