Table 2. Larvicide of green and roasted C. arabica and CuNPs.
No Larvae* |
Concentration (ppm) |
% Mortality |
LC50 |
LC90 |
Χ2 (df - 3) |
|
Green C. arabica |
20 |
100 |
48.3±1.53a |
124.52 |
456.55 |
6.48 |
200 |
58.3±2.08b |
|||||
300 |
76.6±2.52c |
|||||
400 |
88.3±1.15c, d |
|||||
500 |
96.6±0.58d |
|||||
20 |
100 |
65.0±1.00a |
73.45 |
371.49 |
||
200 |
71.6±1.53b |
|||||
300 |
83.3±2.08c |
|||||
400 |
91.6±1.53c, d |
|||||
500 |
100.0±0.00d |
|||||
CuNPs |
20 |
2 |
20±7.29c |
5.79 |
36.59 |
1.57 |
12 |
73.8±5.41b |
|||||
25 |
87.5±6.5a |
|||||
50 |
91.3±4.46a |
|||||
100 |
96.3±2.07a |
X2 = Chi-square value. * Three replicates= 20 mosquito larvae each. Mean±SD superscripted by the same letter in the same column indicates not significant differences according to LSD at 0.05, the line is a good fit, and the data are significantly homogenous.