TY - BOOK AU - Ali,Mohy El-Deen Hassan Ahmed TI - Microbiological and chemical studies on the rhizosphere of sugar beet plants PY - 2003/// KW - Sugar beet KW - Nutrition KW - Rhizosphere KW - Microbiology KW - Leaves KW - Soil microbiology KW - Nitrogen KW - Fixation N1 - Thesis (Ph.D.)--Al-Azhar University,2003; Includes bibliographical references (leaves 156-187) UR - http://nile.enal.sci.eg/thesis/531.pdf ER -