An overview of the combined effect of three PGPR strains on the
growth of wheat plant over uninoculated control was presented in
Fig. 1, while the detailed values are shown in Table 3.Combined
inoculation of dual A. chlorophenolicusandEnterobacterand triple
strainsB. megaterium, A. chlorophenolicusandEnterobactergave significantly enhanced 14.0% and 17.5% plant height, respectively as compared to uninoculated control. Single inoculation ofB. megaterium
and Enterobacteralso showed significant 12.3% plant height over
uninoculated control. Among different strains, triple combination of
B. megaterium, A. chlorophenolicusandEnterobactershowed significant and maximum 79.8% grain yield while dual inoculated strains
gave 1.44 fold more value as compared to uninoculated control.
However, all single inoculated treatments showed significant effect
in grain yield over uninoculated control.B. megateriumyielded 51.4%
greater grain than uninoculated control. Result indicated that the
highest value of straw yield 78.6% achieved by triple combination of
B. megaterium, A. chlorophenolicusandEnterobacteras compared to
uninoculated control. Dual inoculated strains showed 1.43 fold and
single inoculations gave 1.37 to 1.40 fold more straw yield over
uninoculated control. Inoculation with PGPR strains also caused
significant increases in grain and straw yields of all the treatments
as compared with their respective uninoculated controls. The maximum values for growth and yield in our case were obtained