Crop production
Metcalfe, D.S., Elkins, D.M.
Crop production principles and practice by D.S. Metcalfe and D.M. Elkins - 4th edn. - New York Macmillan Publishing 1980 - 774 p.
Crop Production
633 / M 597 C
Crop production principles and practice by D.S. Metcalfe and D.M. Elkins - 4th edn. - New York Macmillan Publishing 1980 - 774 p.
Crop Production
633 / M 597 C