TY  - BOOK
AU  -  Ley,George
ED  -  Koninklijk Instituut voor de Tropen.
TI  -  Towards integrated soil fertility management in Tanzania : :  develo ping farmers' options and responsive policies in the context of prevail ing agro-ecological, socio-economic and institutional conditions / 
SN  -  9068321455
U1  -  MISR 631.422 TOW 
PY  - 2002///
CY  -  Amsterdam, The Netherlands : 
PB  -  Royal Tropical Institute, KIT Publis hers, 
KW  -  Soil fertility
KW  -  Tanzania
KW  -  Social conditions
N1  -  Includes bibliographical references (p. 89-95)
ER  -