corn, from plant, from corbiculæ of bees, and from hive cells,
analyses to determine nature of moistening fluid [28]-[29]
moistening by bumblebee, views of Sladen [23]-[24]
structures of honey bee concerned in manipulation [7]-[9]
unloading process by worker bee [30]-[31]
Saliva, supposed use by worker bee in moistening pollen [23], [29]
Sladen, observations on process of loading pollen baskets by worker