TY  - BOOK
AU  - Gill,William R.
AU  - Vanden Berg,Glen E.
TI  - Soil Dynamics in Tillage and Traction,
T2  - United States. Dept. of Agriculture. Agriculture handbook
SN  - 9788172338039
U1  - 631.51 
PY  - 2013///
CY  - New Delhi
PB  - Scientific Publishers (India)
KW  - Soil dynamics
KW  - Tillage
KW  - Farm tractors
N1  - Agricultural Research Service, U.S. Dept. of Agriculture; [for sale by the Supt. of Docs., U.S. Govt. Print. Off
ER  -