Ahsyee, R. ., Abu Zakhar, F. ., & Marqab, S. . (2021). Allelopathic effect of some aqueous plant extracts and pesticides on germination and seedling vigor of barley Hordeum vulgare L. Journal of Pure & Applied Sciences , 20(4), 202-205. https://doi.org/10.51984/jopas.v20i4.1832