1. AG‐HERAFaringdonUnited Kingdom
2. Bayer SAS, Crop Science DivisionRegulatory ToxicologySophia‐Antipolis CedexFrance
3. Bayer AG, Crop Science DivisionEnvironmental SafetyMonheim am RheinGermany
4. BASF SECrop Protection—EcotoxicologyLimburgerhofGermany
5. SyngentaJealott's Hill International Research StationBracknellUnited Kingdom
6. Present address: BASF SE, APD/EELimburgerhofGermany
7. Corteva AgriscienceAgriculture Division of DowDuPontOxfordshireUnited Kingdom