TY  - BOOK
TI  - Trees, Crops and Soil Fertility Concepts and Research Methods : edited by G. Schroth and F.L. Sinclair 
SN  - 0851995934
AV  - S 596.7  .T74 2003 c.1
PY  - 2003///
CY  - Wallingford
PB  - CABI Publishing 
KW  - Soil Fertility
KW  - Agroforestry
ER  -