Park, R. D.
Crop husbandry R. D. Park and Maurice Eddowes - 2d ed. - London Oxford University Press 1975 - vi, 323 p. ill 21 cm.
Agriculture--Great Britain
Field crops--Great Britain
633
Crop husbandry R. D. Park and Maurice Eddowes - 2d ed. - London Oxford University Press 1975 - vi, 323 p. ill 21 cm.
Agriculture--Great Britain
Field crops--Great Britain
633