On the potential of Bacillus aryabhattai KMT-4 against Meloidogyne javanica

Egyptian Journal of Biological Pest Control

Table 4 Effect of inoculation of Bacillus aryabhattai KMT-4 at farmer’s polyhouse at Bhuna (Fatehabad) on brinjal (Solanum melongena L.) and cucumber (Cucumis sativus L.) crops during the year 2018 and 2019, respectively

Treatment	Root knot index (RKI)^{^a}		Final nematode population/200cc soil^{^b}		Yield (q/ha) ^{^}
Treatment	Brinjal	Cucumber	Brinjal	Cucumber	Brinjal	Cucumber
KMT-4	2.0±0.0^C	2.0±0.0^C	171.5±0.6^C	117.6±0.6^C	3.1±0.0^A	96.0±0.9^A
Carbofuran^c	3.0±0.0^B	3.0±0.0^B	260.8±0.9^B	230.8±0.9^B	2.5±0.0^B	91.0±1.0^B
Control	5.0±0.0^A	5.0±0.0^A	406.5±1.5^A	490.0±1.1^A	2.3±0.0^B	84.5±0.5^C

^aRoot knot index, 1 = no gall and egg-mass (highly resistant), 2 = 1–2 galls/egg-mass (resistant), 3 = 11–30 galls/egg-mass (moderately resistant), 4 = 31–100 galls/egg-mass (susceptible), and 5 = 101 and above (highly susceptible) (Heald et al. 1989).
^bInitial nematode population was 275J2/200 cc soil
^cCarbofuran at 1 kg a.i./ha.
^{^}Data presented are the mean ± SE for 6 replicates of each treatment of the field trials separately conducted in 2018 and 2019 on brinjal and cucumber crops, respectively. Values with the same letter in the same column are not statistically significant using Duncan’s multiple range test (p< 0.05)