Martin, Hubert The Scientific Principles of Crop Protection/ Hubert Martin and David Woodcock - 6th ed. - Great Britain Edward Arnold 1973 - ix, 423p.: Hbk ISBN: 0713134674 Subjects--Topical Terms: Pests Control.Pesticides. LC Class. No.: SB601.M3 1973 Dewey Class. No.: 632/.95