This is the fourth updated and revised edition of a well-received book that emphasises on fungal diversity, plant productivity and sustainability. It contains new chapters written by leading experts in the field.

1 Introduction to Mycorrhiza: Historical Development.- 2 Mobilization of Micronutrients by Mycorrhizal Fungi.- 3 Soil: Do Not Disturb, Mycorrhiza in Action.- 4 Mycorrhiza-Creating Good Spaces for Interactions.- 5 Mycorrhizal Helper Bacteria: Sustainable Approach.- 6 Mycorrhization of Fagaceae Forests within Mediterranean Ecosystems.- 7 ECTOMYCORRHIZA: Their Diversity, Ecology and Practical Applications.- 8 Plant Flavonoids: Key Players in Signalling, Establishment and Regulation of Rhizobial and Mycorrhizal Endosymbioses.- 9 Mycorrhizas in Forest Tree Health.- 10 Ectomycorrhizal Fungi: A Major Player in Early Sucession.- 11 Truffle Ecology: Genetic Diversity, Soil Interactions and Functioning.- 12 Inter- and Intraspecific Fungal Diversity in The Arbuscular Mycorrhizal Symbiosis.- 13 Arbuscular Mycorrhizal Fungi and Dark Septate Endophytes in Grapevine: the Potential for Sustainable Viticulture?.- 14 What Have We Learnt from Studying Mycorrhizal Colonisation of Wetland Plant Species?.-15 Response of Arbuscular Mycorrhizal Fungi To Global Climate Change and Their Role in Terrestrial Ecosystem C and N Cycling.- 16 Arbuscular Mycorrhizal Fungi in Hypoxic Environments.- 17 Piriformospora indica (Serendipita indica) -The Novel Symbiont.- 18 Mass Cultivation of Mycorrhiza-like fungus Piriformospora indica (Serendipita indica) by Batch in Biorector.