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EFFECTS OF CALCIUM FORMS ON ELECTROLYTE LEAKAGE, TOTAL NITROGEN, YIELD AND BIOMASS PRODUCTION BY STRAWBERRY PLANTS UNDER NACL SALINITY
biomass electrolyte leakage NaCl stress
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2010/12/8
Strawberry (Fragaria ananassa Duch.) plants cv. Selva was grown in soilless culture under greenhouse conditions to present the effects of application of supplementary calcium combined with nutrient so...
青钱柳叶总黄酮超声辅助提取工艺优化(Technology Optimization of Total Flavonoids Extraction from Cyclocarya Paliurus Leaves by Ultrasonic Assistance)
青钱柳叶 总黄酮 超声
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2009/5/22
为研究以乙醇为溶剂超声波辅助提取青钱柳叶总黄酮的工艺,在单因素试验的基础上,采用四因素二次回归正交旋转组合设计,以液料比、超声处理时间、超声功率、溶剂体积分数为考察因素,优选了超声波辅助提取青钱柳叶总黄酮的最佳工艺。结果表明各因素对提取率的影响大小依次为:超声处理时间、溶剂体积分数、液料比、超声功率。最佳工艺条件为液料比55mL/g,超声处理时间34min,超声功率720W,溶剂体积分数60%,在...