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Egyptian Journal of Biological Pest Control
Fig. 11 | Egyptian Journal of Biological Pest Control

Fig. 11

From: Isolation and characterization of three bacteriophages infecting Erwinia amylovora and their potential as biological control agent

Fig. 11

Disease severity index used in the evaluation of mature pear fruit slice in bioassay experiments. A rating of O = no necrosis, 1 = incomplete necrosis of the slice, 2 = one-quarter complete necrosis of slice, 3 = one-half complete necrosis of slice, 4 = Three-quarter complete necrosis of slice, 5 = Complete necrosis of the slice. Rating scale

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