Open Access
Tableau 4
Mortalité moyenne des larves de la MEM par épi et augmentation moyenne du rendement du mil selon les producteurs.
Average larvae mortality and average yield increase according to farmers.
| Mortalité des larves de la MEM (%) | Augmentation de rendement du mil (%) | |||
|---|---|---|---|---|
| n | Moyenne ± erreur std. | n | Moyenne ± erreur std. | |
| Dosso | 49 | 51,22 ± 4,72a | 45 | 37,56 ± 3,44a |
| Maradi | 101 | 92,97 ± 1,70b | 95 | 59,16 ± 3,40b |
| Tahoua | 147 | 90,41 ± 1,73b | 145 | 66,76 ± 1,79c |
| Tillabéry | 80 | 53,00 ± 3,69a | 84 | 37,86 ± 2,23a |
| Zinder | 75 | 76,27 ± 2,63c | 148 | 51,15 ± 2,03b |
| ANOVA | (F = 50,81 ; dl = 4/447 ; p < 0,001) | (F = 24,19 ; dl = 4/512 ; p < 0,001) | ||
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