TY  - BOOK
AU  - Joint Committee on Soil Tilth  
AU  - Shaw, B.T.
TI  - Soil physical conditions and plant growth, compiled by the Joint Committee on Soil Tilth American Society of Agronomy and American Society of Agricultural Engineers, B.T. Shaw, editor
PY  - 1952///
CY  - New York
PB  - Academic Press
KW  - Growth plants Soil physics
ER  -