Nematode infestation has contributed to the low yield in tomato production in Nigeria (Charcher et. al ., 2003). Other production problem in the management of tomatos are weeds infestation, insects pest and diseases such as bacteria, fungi and virus diseases (Li et. al ., 2007). According to Nagesh at. al ., 2005) rood-knot index ranged from 3.2...
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