
Keywords: AMF، قارچ های میکوریزا آربوسکولار; AMF, arbuscular mycorrhizal fungi; ACP, acid phosphatase; ALP, alkaline phosphatase; Al–P, aluminum phosphorus; Ca–P, calcium phosphorus; Fe–P, iron phosphorus; hROP, highly resistant organic P; O-P, occluded P; LOP, labile organic P; mLOP, moderately lab