TY  - JA
AU  - Ketcheson,J.
TI  - Conservation tillage in eastern Canada
SN  - 0022-4561
U1  - 77-187085 
PY  - 1977///
KW  - Canada
KW  - Cultivation
KW  - AGROVOC
N1  - 12 ref
T2  - Journal of Soil and Water Conservation
ER  -