Jacob, J. A., Usman, B.- yaya and Billah Ajiya, C. (2022) “Allelopathic Effect of Aqueous Extract of Parkia Biglobosa (L.) on Some Weeds in Gombe State, Nigeria”, Turkish Journal of Agriculture - Food Science and Technology, 10(10), pp. 1929–1933. doi: 10.24925/turjaf.v10i10.1929-1933.4793.