TY  - BOOK
AU  - Lavelle, P  .
TI  - Earthworm management in tropical agroecosystems / 
SN  - 0-85199-270-6
U1  - K8:5 
PY  - 1999///
CY  - UK : 
PB  - CABI Publishing , 
KW  - Earthworms-Ecology-Tropics
ER  -