Crop rotations and soil management for the prairie provinces
Hopkins, E.S., Barnes, S.
Crop rotations and soil management for the prairie provinces - Ottawa 1928 - 1-53 p. - Crop, Rotations, Soil, Management Canada Department of Agriculture. Bulletin No. 98 .
Crop rotations and soil management for the prairie provinces - Ottawa 1928 - 1-53 p. - Crop, Rotations, Soil, Management Canada Department of Agriculture. Bulletin No. 98 .