TY  - BOOK
AU  - Manyama,Mkama
TI  - Effect of pre treatment on nitrogen transformation and removal in subsurface gravel bed constructed wetland
AV  - THS EAF S592.6.M36 
PY  - 2005///
CY  - Dar es Salaam 
PB  -  : University of Dar es Salaam
KW  - Soils
KW  - Nitrogen
KW  - Environmental aspects
N1  - Includes bibliographical references
Thesis M.Sc. (Water Resources Engineering) University of Dar es Salaam
ER  -