TY  - BOOK
AU  - Mahmoud Mohamed Mohamed Sobh Hayes
AU  - A. E. Elsherbieny , 
AU  - Elshahat Hassan , 
AU  - Hassan Hamdi , 
TI  - Effect of some soil manures on soil properties / 
PY  - 1979///
CY  - Elsharkia : 
PB  - Mahmoud Mohamed Mohamed Sobh Hayes , 
N1  - Thesis (M.Sc.) - Zagazig University - Faculty of Agriculture - Department of Soil Science
UR  - http://172.23.153.220/th.pdf
ER  -