Figure 1From: New insights into honey bee (Apis mellifera) pheromone communication. Is the queen mandibular pheromone alone in colony regulation?Levels of QMP components in control and demandibulated queens. (a) 9-ODA (b) HOB (c) 9-HDA. *** denotes significant differences (P < 0.001) and NS: Non significant difference between treatments. MG+: control queen, MG-: demandibulated queen, QL: queenless.Back to article page