Temperature (°C) Plant species Zone of inhibition (mm)a Scale Room temperature (ca. 22 ) Prosopisjuliflora 29.7b 4 Acacia albida 18.7c 4   Dovyalisabyssinica  10.7d 4   Argemonemexicana 9.3e 4   Vernoniaamygdalina 8.7e 4   Azadirachtaindica 6.5f 3.5 60 Prosopisjuliflora     30.7b 4   Acacia albida 19.0c 4   Dovyalisabyssinica    11.0d 4   Argemonemexicana 9.7e 4   Vernoniaamygdalina 9.0e 4   Azadirachtaindica 7.0f 4 Control Carbendazim (ca. 22°C)      51.0a 4   Distilled water (ca. 22°C) 0g 0 CV (%)                   3.53   aValues are means of three replications. Means within a column followed by the same letter are not statistically different (P<0.05), DMRT.

Table 3: Thermal inactivation of in vitro activity of six plant extracts against Colletotrichum musae four days after incubation.