不同氮磷钾肥配施以及接种土著AM真菌对蜈蚣草生长和富集砷的影响

-44-2010-5112211121520022100081.131.2mg/kg33.33g/kg1.50g/kg0.32g/kg80.13g/kgpH6.21.26AMAsGlomusspp.Acaulosporaspp.Sorghumsudanese(Piper)Stapf.1.32008414CKMN1KN2KN3KN1KMN2KMN3KMN1P1KN2P1KN3P1KN1P2KN2P2KN3P2K10m230cm40cmAM1.41cmAM7072h1331AsAsF10.05mol/LNH42SO420/4hF20.05mol/LNH4H2PO420/16hF3FeAl0.2mol/LNH42C2O4pH3.2520/4hF4FeAl0.2mol/LNH42C2O4pH3.2596/0.5h1.5SPSS11.5DuncansP0.052.11pHN3KN3KMN3P1KpH6.2MpHpHAspHpHAsAspH2010-03-15-45-2010-5CKMN1KN2KN3KN1KMN2KMN3KMN1P1KN2P1KN3P1KN1P2KN2P2KN3P2K125.633.930.234.438.031.935.235.429.433.335.234.134.434.7224.333.229.432.236.029.634.333.629.232.832.533.130.532.3323.028.727.729.033.327.233.230.128.631.430.031.228.530.7421.827.626.827.531.723.631.528.927.929.627.729.426.428.8520.723.825.125.129.122.829.326.725.527.926.927.324.827.5615.721.122.423.327.721.127.124.625.324.725.226.823.626.2713.719.918.422.524.220.124.721.121.323.422.223.123.124.8810.718.414.820.521.218.520.218.618.322.621.617.421.523.5pHP22.2N2KN1KN3K(P0.05)22.31234AM232438P5.75gN2P1K7.79g1334N2KM438AMN2KMN2P1K4N2KMN2P1K2.42N1P2KN2KMN2P1K2.520.50c0.36abc0.11ab0.08a0.24abc0.47bc0.41abc0.001a0.38abc0.58c0.54c0.39abc0.57c0.23abc31.59a0.86a1.86a1.08a1.42a1.74a0.91a0.69a1.52a1.44a1.47a0.96a1.36a1.74a42.24a6.24bc4.97abc6.26bc7.33c3.73ab7.82c4.85abc5.75bc7.79c7.48c6.15bc7.32c7.74cgCKMN1KN2KN3KN1KMN2KMN3KMN1P1KN2P1KN3P1KN1P2KN2P2KN3P2KCK12M18N1K13N2K20N3K22N1KM17N2KM23N3KM17N1P1M14N2P1M14N3P1K31N1P2K11N2P2M31N3P2M274/430cm14cm20cmN2KM35.2cm,20.2cm,N2KMN2P1KN2KM30cm4N3KN2P1K30cm3AM3cm-46-2010-52.64As2AsAs324AsN2KM113.1278.94ug/N2KMN2KAMAs2.72.7.1AMN5NN5NAMNN1KAMNN15NN3KM23NN2.7.2AMP6PN1P2KN1P2KN2KMPAs4AsN1P2KN2KMN2KMP2.7.3AMKAMN3KM7AM-64-2010-5127.72/667m2,[79]11.04%127.72/667m2[1],,.[J].,2007,28(1):4548.[2].[J].,2006,17(9):16191623.[3].[J].200422425.[4].[J].20092:2627.[5].[N].2008-03-2803.[6].[J].200714:161.[7].[J].20062237378.[8].[J].200836062.[9].[J].200823334.(/667m2)53(/667m2)2530(/667m2)2.5-(/667m2)8.0-(/667m2)1.92-(kg/667m2)694625(/667m2)127.72-4060g/667m224h35d220d[1].[J].200754950.[2].[J].200712931.[3].[J].200743839.2.88AMAsAssN2KMAsAssMN2KMAsAspM5.65%FeAlAsAsoN2KM61.55%MN1KN3KN1KMN2P1KFeAlAsAscp0.05N2KMAsAspFeAlAsAsoFeAlAsAso3.1AM234N2KM3.2MN2KMAs3.3NKAMNPKAsAs3.4N2KMAsAspFeAlAsAsoFeAlAsAso