Chahal, V.P.S.Khanna, Pooja2017-06-032017-06-032005http://krishikosh.egranth.ac.in/handle/1/5810015941en-USRhizobium, Trichoderma harzianum, Trichoderma viride, Nitrogen fixationStudies On Interaction Of Rhizobium Leguminosarum Bv. Trifolii Trichoderma Harzianum On Nitrogen Fixation In Shaftal Crop ( Trifolium Resupinatum L)Thesis