Antagonistic activities of endophytic bacteria isolated from rice roots against the fungus Magnaporthe oryzae, a causal of rice blast disease

Egyptian Journal of Biological Pest Control

Table 3 In vitro inhibition of growth of Magnaporthe oryzae by single bacterial antagonists on TSA medium

Strains	Growth inhibition (%)	Degree of antagonism
ND03	14.75 ± 1.45^c	+
ND06	62.87 ± 1.43^a	+ + +
ND07	27.36 ± 2.64^b	+ +
ND09	2.07 ± 1.72^d	+
ND10	64.25 ± 1.24^a	+ + +
ND11	19.15 ± 2.23^bc	+
M. oryzae + sterile-distilled water		–

Values in the same column with the same letter(s) are not significantly different as determined by the HSD test (P < 0.05). Weak ‘ + ’ (1–5.99 mm), moderate ‘ + + ’ (6–10.99 mm), strong ‘ + + + ’ (11–20 mm), inhibition effects on the growth of the pathogen