Ghobashi, A.A.E.2007-11-121979-04-012007-11-121979http://hdl.handle.net/10625/4016ThesisThesis (M.Sc.), University College of Wales, 1979Text1 digital file (93 p. : ill.)Application/pdfenLEGUMINOSAEBACTERIAPLANT NUTRITIONNITROGEN FIXATIONFAVA BEANSEXPERIMENTSStudies on symbiotic nitrogen fixation in white clover and field beansThesis