TY  - JA
AU  - Raghavan,G.S.V.
AU  - Borglum,B.K.
AU  - Gendron,G.
AU  - Le,H.H.
AU  - McKyes,E.
TI  - Effects of tire contact pressure on corn yield
PY  - 1978///
T2  - Canadian Agricultural Engineering
ER  -