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。
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