00526nam a2200181   450000500170000000700040001700800040002104000090002505000220003410000150005624500760007125000250014726000420017230000220021450000500023665000390028670000190032520150331120157.0000000  aUOEL  aSB952.D2bW4 1950  aWest, F.T.  aDDT and newer persistent insecticides /c[by] T.F.West and G.A/Campbell  a2nd Edition Revised.  aLondon :bChapman & Hall  Ltd,cc1950  axiv,632 p, :bill  aIncludes bibliographical references and index  ainseticidesxPhysiological effects  aCampbell, A.G.