TY - GEN AU - Ahmed ElSayed Ibrahim Mohamed AU - Mohamed Ibrahim Ahmed Ali , AU - Salama AboElYazed Ouf , TI - Biocontrol of sclerotium cepivorum Berk. , the causal agent of white rot disease of onion , by the use of some biocides / PY - 2005/// CY - Cairo : PB - Ahmed ElSayed Ibrahim Mohamed , KW - Causal agent KW - Cepivorum Berk KW - Sclerotium KW - White rot disease of onion N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Science - Department Of Botany (Microbiology); Issued also as CD N2 - In the present thesis three biocides were tested against selerotium cepivorum , the causal agent of white rot disease of onion UR - http://172.23.153.220/th.pdf ER -