TY - RPRT TI - A method for estimating the minimum visual stimulus that evokes a behavioural response in the drone, Apis mellifera male. AU - A M Vallet AU - J A Coles PY - 1991 DO - 10.1016/0042-6989(91)90065-d UR - https://pubmed.ncbi.nlm.nih.gov/1891832/ ID - 1891832 ER -