Merini-Bettolo G B Towards a second green revolution From chamical Merini-Bettolo G B - Amsterdam Elsevier 1987 - xii,527p cm. - Development in Agricultural and Managed Forest Ecology,19 . ISBN: 0444989277 Source: General Book Subjects--Topical Terms: Agricultural Industry Dewey Class. No.: X9(J)OgF.192.N8, M7