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Egyptian Journal of Biological Pest Control
Fig. 4 | Egyptian Journal of Biological Pest Control

Fig. 4

From: Antagonistic activity and molecular characterization of biological control agent Trichoderma harzianum from Saudi Arabia

Fig. 4

Scanning electron micrographs displaying the antagonistic activity of Trichoderma harzianum isolate (T.6). a, b Coiling and spore formation of T.6 in the mycelium over Rhizoctonia solani and c, d T.6 spore formation without penetration into the cell wall and coiling of Trichoderma of Pythium ultimum. e, f Spore formation of Trichoderma T.6 over A. solani mycelia and seemed to be capable of degrading the cell walls of A. solani

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