TY  - BOOK
AU  - Emerson, W.W.
TI  - Modification of soil structure
U1  - 631.4 E68M 
PY  - 1976///
PB  - Wiley Interscience
KW  - SOIL STRUCTURE -- CONGRESSES
KW  - SOIL CONDITIONERS -- CONGRESSES
KW  - SOIL SCIENCE -- CONGRESSES
ER  -