TY - BOOK AU - Mehesen,Ahlam Ali Mostafa TI - Studies on efficiency of some symbiotic N₂- fixing bacteria in relation to their legume hosts PY - 2004/// KW - Rhizobium KW - Research KW - Nitrogen-fixing bacteria KW - Soybean KW - Fava bean N1 - Thesis (Ph.D.) --Mansoura University,2004; Includes bibliographical references (leaves128-161) UR - http://nile.enal.sci.eg/thesis/1661.pdf ER -