TY - SER AU - EI-Khatib,Elham AU - Helmy,Amat A. TI - Symbiotic nitrogen fixation performance screening of R. Meliloti isolates from saline soil against different varieties of alfalfa plants in two types of soil KW - Alfalfa KW - Breeding KW - Varieties KW - Fertilizers KW - Nitrogen KW - Fixation KW - Soils, Salts in N1 - Includes references N2 - Two laboratory and greenhouse experiments were conducted to study the efficiency of six Rhizobium meli/oti isolates (2, 4, 11, 12 and 15) and strain ARC-1 isolated from wild alfalfa plants of salt affected soil to symbiotic performance with 5 varieties alfalfa (Medicago sativa) plants (Ismailia 1, Ismailia 2, Nitrogen fixers, Diablo and EI-Wady EI-gedid). in two soil types UR - http://nile.enal.sci.eg/EALE/2005/MUJAS/3005/7/4183.pdf ER -