TY  - BOOK
AU  - Sherif,Fatma Ahmed
TI  - Studies on soil microbiology some environmental factors affecting viability of rhizobium japonicum, nodulation and nitrogen fixation in soybean (clycine max)
PY  - 1981///
KW  - Soybean
KW  - Soils and climate
KW  - Soil microbiology
N1  - Thesis (M.S.)-- Tanta University, 1981; Includes bibliographical references (leaves 95-103); Microfiche; Cario, Egypt; ASUNET; 2 microfihes : negative
ER  -