Abstract

The experiment was conducted in the pathology of department of crop protection univesity of Maiduguri Borno state. Which is located at latitude 11051N and longitude 13015E to exermine or to isolate and identified the fungi pathogen responsible for damaging same tomatoes cultivars (Solanum lycopersicon) seed in maiduguri Borno state.The result show that the improve variety of tomatoes seed has number of fungal isolation in the sample where the fungal include Aspergillus niger, fusarium spp, penecillium spp .Whereby in the cullum, the Aspergillus were present. Just less in the following treatment T1(Rio grand), T2(Tema), T3(Uc-82B) Compared to that of fungal pathogen isolate in the local sample which are present T1(Seria dan zang), T2(Dan gashua), T3(Roman dan mazar), T4(Dan jino). Whereas in the Fusarium spp in the improved variety sample the fungal are present in T1(Rio grand), T2(Tema), T3(Uc -82B), and T5(Roa savannah) while in local variety sample the fungal pathogen are present in T1(Seria dan zang), T3(Roman dan mazar), T4(Dan jino) and T5(Utc) where in penilluim spp the fungal are present in the improve variety in T1(Rio grand), T2(Tema), T3(Uc-82B), and T5(Roma savannah) compared to that of the local variety sample which are in T2(Dan gashua), T3(Roman dan mazar) and T5(Utc) (Table1).Whereas in the mean disease index recorded on improved cultivars tomatoes. The result shows that T1with (98.14%) are recorded the highest index followed by T2(Tema) with (93.10%) while the least was recorded on T4(Roma vf) with (46.21%). (Table2) compared to that of local variety sample where by the highest disease index was recorded in T3(Roman dan mazar) with (100%) and the least was recorded on T1(Seria dan zang) with (97.23) and the least was recorded T4(Dan jino) with (92.26)(Table3).

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