TY  - BOOK
AU  - Hausenbuiller,R.L.
TI  - Soil science : : principles and practices / 
U1  - 631.4 HAU 
PY  - 1972///
CY  - Dubunque, Iowa : 
PB  - Brown, 
KW  - Soil science
KW  - Soil biology
ER  -