TY  - BOOK
AU  - Tolba,Mohamed Kamel
TI  - Effect of some herbicides on certain microorganisms contributing to soil fertility
PY  - 1987///
KW  - Soils
KW  - Effect of herbicides on
KW  - Soil microbiology
KW  - Herbicides
KW  - Toxicology
N1  - Thesis (M.S)--Minia University, 1987; Includes bibliographical refences (leaves 203-245); Microfiche; ASUNET; Ain Shams University; 4 microfiches : negative
ER  -