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Pathogenicity caused by Colletotrichum gloeosporioides (Penz) in different fruitful species

The present work had as objective to evaluate the pathogenicity of C. gloeosporioides isolated from mango, papaya, guava and passion fruit. The inoculation with C. gloeosporioides was through a direct way, opening a hole on the fruit and inoculating PDA disks with a mycelium of the fungus. The control was inoculated with PDA disks without the fungus. A completely randomized blocks design was used, with 25 treatments and 3 repetitions. A factorial scheme (5 x 5) was used for evaluations. The results obtained demonstrate that all the isolated show pathogenicity in all fruit species studied. Guava is the host, which showed smaller susceptibility to the several isolated of C. gloeosporioides. Tommy Atkins and Rosa Mangoes and also papaya present larger lesions growth, therefore a larger susceptibility.

anthracnose; mango; guava; passion fruit; papaya


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