随着土壤潜性酸度的增加，各年龄阶段森林土壤有机磷总量、中稳性有机磷和高稳性有机磷含量降低。
With potential acidity increasing, total organic phosphorus, moderately resistant organic phosphorus, and highly resistant organic phosphorus in larch plantations decreased for all stands.
结果表明：VA菌根真菌和磷酸二钙、磷酸八钙、磷酸铁和磷酸铝均促进了玉米植株生长，增加了植株含磷率和吸磷总量。
The results showed that VA mycorrhizal fungi and dicalcium phosphate, octocalcium phosphate, iron phosphate, aluminium phosphate promoted growth and increased phosphorus content of corn plant.
氨挥发总量也随施磷量增加而增大。
The total amount of ammonia volatilization increased with the increase of phosphorus fertilizer application.
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