Henni, Naima2023-03-232023-03-232015https://dspace.univ-ghardaia.edu.dz/xmlui/handle/123456789/5857The present study tackles the allelopathic activity of aqueous extracts of Daturastramonuim in the Sahara in the germination of (Hordeum vulgare L.). Biological experiments have been carried out in order to know the impact of the inhibitory on the germination of seeds. The results we got are: the concentration with 10% represents 33.3 4 %, the more there in inhibitory the one There is concentration that might roach 100%.frAllélopathie, inhibition, plantes spontanées, Sahara.Allelopathy, inhibitition , biological activity , spontaneous plants, Sahara