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Application for the Reassessment of a Hazardous Substance under ...

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JapanesequailJapanesequailJapanesequailChicken(whiteleghorn)8 d LC 50 >75 mg/kgfood(not acceptable)8 d LC 50 >10 mg/kgfood(<strong>for</strong>mulation)(not acceptable)8 d LC 50 = 251mg/kg feed28 d LC 50 = 500mg/kg food(not acceptable)EU 2005EU 2005EU 2005EU 2005Table D.4:Toxicity to o<strong>the</strong>r soil dwelling organismsEffects on earthwormAcute toxicityField or semifieldtestsSpecies andlife stagetestedEiseniafetidaEiseniafetidaNDEffects on soil micro-organismsNitrogen mineralizationCarbon mineralisationActivated sludgeTerrestrial plantsSeedling emergenceVegetative vigourTest substance anddoses/concentrationstested0, 10, 18, 32, 56and 100 mg ai/kgsoilTestmethodObservations andresults14 d LC 50 = 14 mgai/kgNOEC = 10 mgai/kg- 14 d LC 50 = 80.9 mgai/kgTest substance anddoses/concentrations testedDichlorvos0, 1.5 and 13.4 mg ai/kg in loamand sand soil, 28 dDichlorvos0, 1.28 and 13.4 mg ai/kg in loamand humic sand soil, 28 dDichlorvos100 mg ai/L, 30 minNDNDNOEC < 12.3 mgai/kgObservationsand resultsNo effect on soilnitrification atconcentrations upto 13.4 mg ai/kg.No effect on soilmicrobial biomass(measured as soilrespiration) atconcentrations upto 13.4 mg ai/kg.EC 50 = 100 mgai/LReferenceEU 2005APVMA2008ReferenceEU 2005EU 2005EU 2005Dichlorvos reassessment – application Page 142 <strong>of</strong> 436

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