Book Reviews : Chemical Control of Insects,by T. F. West,D.SC.,PH.D.,A.M.I.CHEM.E.,F.R.I.C.,and J. Eliot Hardy,D.SC.,M.A.,F.R.E.S. 2nd edition. 206 pp. CHAPMAN & HALL,LTD. London,1961. £2 10s. 0d. [JB/57]

Book Reviews : Chemical Control of Insects,by T. F. West,D.SC.,PH.D.,A.M.I.CHEM.E.,F.R.I.C.,and J. Eliot Hardy,D.SC.,M.A.,F.R.E.S. 2nd edition. 206 pp. CHAPMAN & HALL,LTD. London,1961. £2 10s. 0d. [JB/57]