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Introduction
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Review of literature
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foraging activity of honeybee workers
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pollen gathering activity of honebee workers
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brood rearing activity of honeybee colonies
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changes in weight of honeybee colonies
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flowering and nectar secretion of beeforage plants
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materials and methods
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effect of certain weather factors on the foraging activity of honeybee workers in assiut region
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pollen gathering activity of honeybee workers
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brood rearing activity of honeybee colonies
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changes in weight of colonies in assiut
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results and discussion
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conclusion
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Summary
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References
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Arabic summary