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Egyptian Journal of Biological Pest Control
Fig. 2 | Egyptian Journal of Biological Pest Control

Fig. 2

From: The nematicidal potentiality of some algal extracts and their role in enhancement the tomato defense genes against root knot - nematodes

Fig. 2

Activities of POD (peroxidase) (a) and PPO (polyphenol oxidase) (b) enzymes in the roots of tomato plants inoculated with M. incognita (N) and treated with C. mediterranea (Cm + N), C. officinalis (Co + N), U. fasciata (Uf + N) extracts and the nematicide, oxamyl (Ox + N). Untreated un-inoculated plants served as control (C). Values are the mean of three replicates ± SE. Means followed by different letters within the same time considered different at P ≤ 0.05 according to Tukey’s HSD test

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