Plant Growth Promoting Rhizobacteria for Biocontrol of Tomato Bacterial Wilt Caused by Ralstonia solanacearum

Table 5

Effectiveness of potential plant growth promoting rhizobacteria isolates as a biological control against tomato bacterial wilt.

Treatment	Biocontrol efficacy on maya variety (%)	Biocontrol efficacy on melkesalsa variety (%)
	(Mean ± SE)	(Mean ± SE)
BDUA1 + RS	51.99 ± 1.95^c	51.83 ± 1.58^d
BDUA2 + RS	48.53 ± 1.87^bc	48.46 ± 1.82^cd
BDUA3 + RS	45.12 ± 1.64^bc	45.27 ± 1.85^bcd
BDUA1 + BDUA2 + RS	41.53 ± 1.97^b	42.03 ± 1.86^abc
BDUA1 + BDUA3 + RS	31.06 ± 1.79^a	38.84 ± 1.74^ab
BDUA2 + BDUA3 + RS	24.17 ± 1.90^a	35.45 ± 1.63^a
RS	−	−

Mean values with the same letter superscript in a column are not significantly different in the Tukey’s test (α = 0.05), RS: Ralstonia solanacearum (positive control) and SE: standard error.