Effects of arbuscular mycorrhizal fungus on net ion fluxes in the roots of trifoliate orange(Poncirus trifoliata) and mineral nutrition in seedlings under zinc contamination Effects of Glomus versiforme on active oxygen metabolism of Poncirus trifoliate under iron deficiency and heavy bicarbonate stress Transcriptomic Responses of Poncirus trifoliata to Citrus tristeza virus(CTV)Infection Cloning and Expression Analysis of New Stress-resistant NAC83 Gene from Citrus Cloning and Expression Analysis of New Stress-resistant NAC83 Gene from Citrus Study on performance of Huahong navel orange grafted to Jincheng with two kinds of rootstock and annual changes of mineral elements content Influence of AM Fungi on Nutrient Uptake in Leaves of Trifoliate Orange Seedlings Subjected to Water Stress Effects of Arbuscular Mycorrhizal Fungi on Growth of Poncirus trifoliate Seedlings under Iron Deficiency and Heavy Bicarbonate Stresses Construction of AFLP Fingerprint of 36 Poncirus accessiom Construction of AFLP Fingerprint of 36 Poncirus accessiom Effect of Weed Fermentation Matters on Growth and Vesicular􀀁ArbuscularMycorrhizal Formation of Trifoliate Orange ( Poncirus trif oliata Raf. ) Seedlings Effect of Weed Fermentation Matters on Growth and Vesicular􀀁ArbuscularMycorrhizal Formation of Trifoliate Orange ( Poncirus trif oliata Raf. ) Seedlings Transcriptomic Responses of Poncirus trifoliata to Citrus tristeza virus(CTV)Infection Effects of Arbuscular Mycorrhizal Fungi on Growth of Poncirus trifoliate Seedlings under Iron Deficiency and Heavy Bicarbonate Stresses