TY  - BOOK
AU  - Rafats,Jerry
TI  - Earthworms in agriculture: january 1986 - october 1991
T2  - Quick bibliography series
SN  - 1052-5378
PY  - 1992///
CY  - Maryland, EUA
PB  - National Agricultural Library
KW  - Bibliografía
KW  - Lombrices de tierra
ER  -