Concentrations C. sprocera D. alba Total Control 40a 40a 40a 20 % 36b 37ab 36.5b 40 % 30.33cd 34bc 32.17c 60 % 23.33e 27.67d 23.5d 80 % 20ef 19.33f 29.67e 100% 12g 20ef 16f Total 26.94b 29.67a

Table 1: Means comparisons for the insects count of Tribolium castaneum at different concentration of C. sprocera and D. alba leaf extract