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Effects of CaO on the Clonal Growth and Root Adaptability of Cypress in Acidic Soils
CaO Clonal Growth Root Adaptability Acidic Soils
2023/6/2
Cypress (Cupressus funebris Endl.) is a major tree species planted for forestland restoration in low-fertility soil and in areas where rocky desertification has occurred. Calcium (Ca) fertilizer can a...
［目的］选择适宜的高氟饮用水处理方法。［方法］针对相同的高氟饮用水水质，利用活性Al2O3吸附法与CaO+KH2PO4沉淀法进行对比研究，并对2种除氟方法的除氟效果、处理成本、处理周期和出水量等方面作了对比。［结果］将氟化物浓度为1.75 mg/L的高氟水降至1.0 mg/L以下，吨水活性Al2O3和CaO+KH2PO4的投加量分别为20.0 kg和2.05 kg。确定了CaO/K...