Figure 1: : Effect of Cymbopogon citratus essential oil formulations at the concentration of 3 µl /g depending on the substrate and storage period. Histograms with the same letter do not differ significantly at the 5% threshold (Duncan's test)
Fungi species |
Fungal infection percentage (%) |
Aspergillus flavus |
51.00 |
Aspergillus fumigatus |
4.00 |
Aspergillus niger |
10.00 |
Aspergillus parasiticus |
44.00 |
Cercosporasp |
39.00 |
Cladosporium sp |
12.50 |
Fusarium sp |
32.50 |
Rhizopus stolonifer |
19.00 |
Table 1: : Infection percentage of cowpea seeds before treatment with essential oils by isolated fungi
Doses (µl/g) |
|
Seed infection percentage (%) |
||
10 days |
40 days |
60 days |
70 days |
|
Starch + C. citratus |
||||
3.00 |
95.50c |
37.00bcd |
18.00b |
23.50a |
7.00 |
95.00c |
42.00cd |
16.00ab |
23.00ab |
Starch + C. sempervirens |
||||
3.00 |
96.50c |
28.00abc |
43.00c |
24.00ab |
7.00 |
94.50c |
18.50a |
11.50ab |
16.50acd |
Starch + T. vulgaris |
||||
3.00 |
87.66b |
29.00abc |
9.50ab |
14.50cd |
7.00 |
94.50c |
23.50ab |
1.66a |
2.00e |
|
|
Control |
|
|
T - |
62.50a |
62.50d |
62.50d |
62.50f |
T + |
85.50b |
85.50e |
85.50e |
85.50g |
Table 2: : Fungal infection rates of cowpea seeds treated with starch-based essential oil formulations with respect to storage time.
Doses (µl/g) |
Seed infection percentage (%) |
|||
10 jrs |
40 days |
60 days |
70 days |
|
Biochar + C. citratus |
||||
3.00 |
97.50c |
45.33d |
10.50ab |
19.50abc |
7.00 |
97.00c |
27.00ab |
12.16ab |
9.25de |
Biochar + C. sempervirens |
||||
3.00 |
99.50c |
51.16de |
12.00ab |
27.66b |
7.00 |
100c |
44.16d |
12.66ab |
25.16b |
|
|
Contrôle |
|
|
T - |
62.50a |
62.50e |
62.50d |
62.50f |
T+ |
85.50b |
85.50f |
85.50e |
85.50g |
Table 3: : Fungal infection rates of cowpea seeds treated with biochar-based essential oil formulations, depending on storage period.
Tables at a glance
Figures at a glance