Phosphorus. Phosphorus is obtained by plants in the form of phosphate (PO4) ion.
磷磷以磷酸根离子的形式被植物吸收。
The results showed each group of Gracilarla tenuistipitata Var. liui has effectively degrade of NH4-N and PO4-P(p<0.05).
结果表明细基江蓠繁枝变种各密度组对NH4-N和PO4-P都有明显的降解效果（p<0.05）。
The particle size of nano CaCO3 was measured by using the laser particle size analyser, and sodium hexametaphosphate (na (PO4) 6) as dispersant.
以六偏磷酸钠为分散剂，使用激光粒度仪对自制针形纳米碳酸钙进行了粒径分析。
The particle size of nano CaCO3 was measured by using the laser particle size analyser, and sodium hexametaphosphate (na (PO4) 6) as dispersant.
以六偏磷酸钠为分散剂，使用激光粒度仪对自制针形纳米碳酸钙进行了粒径分析。
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