A Preliminary Report on the Persistence of Methoxychlor for the Control of White Pine Weevil in Plantations |
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amounts analysis applications attack authors Campbell Chemical chlorinated chromatographic cleanup collected column compared concentration constant contained control of white CORNELL DeBoo decay degradation Dept detectable deviation disappearance Ebeling effective elution emulsion environment equation et al evaluate extract field Fish foliage and leaders followed forest formation gas chromatograph glass half-life hexane initial deposit insect pests insecticide insecticide residues Institute intervals isomer Jones Kapoor kinetics Laboratory Lake leaders and foliage linear Logarithmic loss mean Metcalf method methoxychlor residues minimal mixture necessary o,p-isomer observed olefin Ontario p,p'-isomer p,p'-methoxychlor peak percent residual period persistence pesticides Plantation plot present Prespray Procedure processes Products quantitation rapid Recent recorded recovery references cited Rept Research residual insecticide samples Serv showing shown solvent species spray Table technique temperature treatment trees values various white pine weevil Wildl