Dyke, G. V.
Comparative experiments with field crops / G. V. Dyke. - London : Butterworths, 1974. - 211 p. : ill.
040870554X
Field experiments.
Agriculture--Research.
Comparative experiments with field crops / G. V. Dyke. - London : Butterworths, 1974. - 211 p. : ill.
040870554X
Field experiments.
Agriculture--Research.