Jacks, G. V. Mulching / G. V. Jacks, Brind, W. D. Brind & Robert Smith - Bucks : CAB , 1955 - 87p. : ill. ; 26 cm. - Commonwealth Bureau of soil science, technical communication . Includes bibliographical references. Subjects--Topical Terms: Soil erosion Dewey Class. No.: 631.455 / JAC