Al- Karaki G N.Benefit/cost analysis and water use efficiency of ar buscular mycorrhizal association with wheat under drought stress[J]. Mycorrhiza,1998, 8:41- 45.
[2]
Ghazi N Al- Karaki , Hammad R and Rusan M . Response of two tomato cultivars differing in salt tolerance to inoculation with mycorrhizal fungi under salt stress[J].Mycorrhiza,2001,11:43- 47.
[3]
Law R. Evolution in a mutualistic environment[A].In: The Biology of Mutualism.Ecology and Envolution[C].Ed.DH Boucher,Oxford Uni versity Press,1985.
[4]
Menge J A,Lembright H and Johnon E L V.Utilization of mycorrhizal fungi in citrus nurseries[J].Proc Int Soc Citric,1977,1:129- 132.
