TY  - BOOK
AU  - Wilbert Walter Weir
TI  - Soil science : Its principles and practice
U1  - 631.4 
PY  - 1949///
CY  - Chicago
PB  - J P Lippincott Company
N1  - Wilbert Walter Weir: Soil science : Its principles and practice.  Chicago.  J P Lippincott Company, 1949.--(631.4WEI)
ER  -