?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Adc&rft.title=Studies+on+association+of+arbuscular+mycorrhizal+fungi+with+gluconacetobacter+diazotrophicus+and+its+effect+on+improvement+of+sorghum+bicolor+(L.)&rft.creator=Murugan+Meenakshisundaram+%2C+Karrupagnaniar+Santhaguru+Int+J+Cur+Sci+Res.+&rft.subject=JOURNALS&rft.description=Considerable+attention+has+been+paid+on+endophytic+diazotrophs+in+recent+times%2C+because+of+its+of+ability+to+fix+and+transfer+fixed+nitrogen+to+the+host+plant.+Arbuscular+mycorrhizal+(AM)+fungi+are+ubiquitous+and+play+a+significant+role+in+improving+the+growth+of+plants+through+better+uptake+of+nutrients%2C+especially+phosphorus.+Interaction+between+AM+fungi+and+++nitrogen+fixing+bacteria+and+its+impact+on+the+host+plant+has+been+studied+in+several+instances.+In+the+present+study%2C+an+attempt+has+been+made+to+know+the+combining+ability+of+G.diazotrophicus+with+AM+fungi+on+S.bicolor.+++Spores+of+ten+species+of+AM+fungi+were+isolated+from+the+rhizosphere+soils+of+S.bicolor+from+different+localities+of+Madurai+and+Sivagangai+districts+of+Tamil+Nadu.+G.diazotrophicus+was+isolated+from+stem+tissues+of+sugarcane+(Saccharrum+officinarum+L.)+from+Madurai+districts.+The+AM+fungi+in+association+with+G.diazotrophicus+were+evaluated+on+the+basis+of+root+colonization%2C+fresh+and+drymatter+yield%2C+N%2C+P%2C+soluble+sugars+and+photosynthetic+pigments+in+leaves+of+S.bicolor.+Fresh+weight+and+dry+weight+was+significantly+higher+in+dual+inoculated+plants.+The+highest+values+were+recorded+with+Glomus+fasciculatum+%2B+G.diazotrophicus+combination.+AM+fungal+infection+was+significantly+higher+in+dual+inoculated+plants.+N+concentration+was+significantly+increased+by+G.diazotrophicus+even+more+in+association+with+the+efficient+fungal+strains.+Dual+inoculated+plants+showed+a+significant+increase+in+P%2C+soluble+sugars%2C+photosynthetic+pigments+in+leaves+was+observed+in+G.diazotrophicus+%2B+Glomus+fasciculatum+combination.+Such+morphological+modification+may+enhance+water+and+nutrient+uptake.+Our+results+confirm+the+importance+of+studying+plant-microbial+interrelationship+to+provide+useful+information+for+agricultural+system+management.&rft.publisher=CurrentSciDirect+Publications&rft.date=2011-04-30&rft.type=Journal+(Paginated)&rft.type=PeerReviewed&rft.format=application%2Fpdf&rft.identifier=http%3A%2F%2Fcogprints.org%2F7304%2F1%2FStudies_on_association_of_arbuscular_mycorrhizal_fungi_with_gluconacetobacter_diazotrophicus_and_its_e.pdf&rft.identifier=++Murugan+Meenakshisundaram+%2C+Karrupagnaniar+Santhaguru+Int+J+Cur+Sci+Res.+++(2011)+Studies+on+association+of+arbuscular+mycorrhizal+fungi+with+gluconacetobacter+diazotrophicus+and+its+effect+on+improvement+of+sorghum+bicolor+(L.).++%5BJournal+(Paginated)%5D+++++&rft.relation=http%3A%2F%2Fcogprints.org%2F7304%2F