TY  - BOOK
AU  - Boesen,Jannik
TI  - Soil fertility management in semi-arid agriculture in Tanzania: : farmers' perceptions and management practices
T2  - CDR working paper
AV  - EAF PAM QTO HD72.C38 No.01.10 
PY  - 2001///
CY  - Copenhagen
PB  - Center for Development Research
KW  - Soil fertility
KW  - Semi arid agriculture
KW  - CDR Working Papers
KW  - Tanzania
N1  - Includes bibliographical references
ER  -