Studies on the Pollinators of Some Medical Plants at Giza Govero-Rate.

It was found that the species of the genus Ptosopis, (Hymenoptra) were the most abundant species in pollinating medical plants at Giza Governorate. During the blooming period of mint, the largest number of pollinating bees was belonging to the genus Prosopis constituting 52.7% of the total pollinators, while it was 35.3% during the blooming period of anis 46% during the flowering period of caraway. Most of genera reached its maximum activity at 1 p.m. When the mean temperature and relative humidity being 26°c. and 39 % except genus Chalicodoma reached its maximum activity at 11 a.m. and 3 p.m. during pollinating of anise and caraway