“Effect of method of weed control and insecticide (Lambda-cyhalothrin) rates on the productivity of cowpea (Vigna unguiculata (L) Walp) in a Southern Guinea Savanna of Nigeria”, ta, vol. 95, no. 3, Oct. 2018, Accessed: Sep. 10, 2024. [Online]. Available: https://journals.sta.uwi.edu/ojs/index.php/ta/article/view/5383