Table 1 Effect of growth-promoting bacteria and chitosan on development and multiplication of root-knot nematode Meloidogyne incognita
Treatment | Application time | Measured parameters | ||||
|---|---|---|---|---|---|---|
No. of J2/kg soil | No. of J2/5 g roots | No. of galls | No. of egg masses | No. of eggs/egg mass | ||
Azospirilum brasilense | A | 336 b | 48 c | 120 b | 83 b | 427 b |
B | 210 d | 90 b | 115 b | 90 b | 403 d | |
C | 105 fg | 45 c | 30 gh | 10 ef | 339 g | |
Azotobacter chroococcum | A | 214 d | 53 c | 35 fg | 10 ef | 312 h |
B | 140 e | 40 cd | 90 d | 65 c | 387 e | |
C | 109 f | 45 c | 105 c | 85 b | 378 e | |
Bacillus subtilis | A | 231 c | 29 d | 45 ef | 15 e | 423 bc |
B | 91 g | 45 c | 40 ef | 10 ef | 320 h | |
C | 115 f | 42 c | 25 h | 10 ef | 409 cd | |
Chitosan | A | 240 c | 76.8 b | 115 bc | 40 d | 361 f |
B | 119 f | 88.4 b | 30 gh | 5 f | 344 g | |
C | 210 d | 79.7 b | 50 e | 40 d | 320 h | |
Untreated control | 1035 a | 186 a | 135 a | 110 a | 458 a | |