The influence of weather on the effectiveness of pollinating insects
Smith, B. D.(Bryan David),1931-
Central Association of Bee-Keepers.
Ilford Central Association of Bee-keepers
1976
'A lecture given under the auspices of the Central Association of Bee-keepers at the Leamington Conference on 27th September, 1975' - p.1
Fertilization of plants by insects.
Weather.