In vitro inhibition of Xanthomonas oryzae pv. oryzae on nutrient agar under the effect of various plant extracts by poison food technique. While T1, T2, T3, T4, T5, T6, T7, T8, T9, T10, T11, T12, T13, T14, T15, T16, T17, T18, T19, T20, C1, C2 shows Mentha Piperita, Piper nigrum, Capsicum annuum, Syzygium cumini, Azadiraehta indica, Moringa oleifera, Citrus limon, Prosopis juliflora, Syzygium aromaticum, Saraca Asoca, Curcuma longa, Mangifera indica, Cinnamomum zeylanicum, Aloe vera, Opuntia ficus-indica, Aloe vera + Opuntia ficus-indica, Aloe vera + Mentha Piperita, Opuntia ficus-indica + Mentha Piperita, Mentha Piperita + Azadiraehta indica + Citrus limon, Moringa oleifera + Mentha Piperita, and Control – ive (Water) , Control + ive (Streptomycin).