TY  - BOOK
AU  - Burke, W., ed.
TI  - Soil structure assessment
SN  - 9061916569
U1  - 631.433 21st ed.
PY  - 1986///
CY  - Rotterdam
PB  - A.A. Balkema
KW  - Gabriels
KW  - D., ed
KW  - Soil
KW  - Soil - research
KW  - Soil science
ER  -