Table 2 PGPR activities of 42 efficient isolates and characterization based on 16S rRNA gene sequencing
S. no. | Isolate | P-solubilization (µg/ml) | Siderophore (%) | IAA-like- auxins  (µg/ml) | ACC-deaminase activity nM α-ketobutyrate h-1 mg protein-1 | Closely related species in NCBI GenBank |
|---|---|---|---|---|---|---|
1 | IHB B 1644 | 420q±0.3 | 10h±0.08 | 46t±0.3 | 2251f±0.3 | Bacillus altitudinis 41KF2b |
2 | IHB B 1045 | 624w±0.3 | 18n±0.03 | 30p±0.3 | 1360c±0.03 | Bacillus altitudinis FM955870 |
3 | IHB B 7239 | 420q±0.3 | 23r±0.03 | 5c±0.1 | 1453c±0.06 | Bacillus aryabhattai B8W22 |
4 | IHB B 7079 | 117b±0.8 | 83aa±0.06 | 22l±0.1 | 2426g±0.1 | Bacillus aryabhattai strain MDSR14 |
5 | IHB B 1647 | 252k±0.4 | 20p±0.08 | 2a±0.05 | 2051e±0.1 | Bacillus cereus AY138271 |
6 | IHB B 1516 | 442r±0.2 | 3b±0.2 | 5c±0.03 | 23a±0.06 | Bacillus subtilis EF428238 |
7 | IHB B 7075 | 113b±0.3 | 6e±0.05 | 15g±0.1 | 2303g±0.2 | Bacillus subtilis subsp. inaquosorum S6I18 |
8 | IHB B 7070 | 393p±0.3 | 21q±0.05 | 85ae±0.05 | 2958j±0.08 | Bacillus thuringiensis strain IAM 12077 |
9 | IHB B 1702 | 416q±0.5 | 32x±0.03 | 26n±0.1 | 189a±0.05 | Bacillus cereus strain BCT-7112 |
10 | IHB B 7126 | 335m±0.3 | 11i±0.1 | 21k±0.08 | 302a±0.03 | Bacillus velezensis strain FZB42 |
11 | IHB B 7103 | 130c±0.6 | 9g±0.03 | 58x±0.06 | 2406g±0.08 | Brevibacterium frigoritolerans DSM 8801 |
12 | IHB B 7111 | 140d±0.3 | 10h±0.03 | 83ad±0.08 | 3145l±0.1 | Burkholderia ambifaria MC40-6 |
13 | IHB B 1069 | 194h±0.6 | 27u±0.1 | 14f±0.06 | 2928i±5.3 | Burkholderia ambifaria strain AMMD |
14 | IHB B 1073 | 251k±0.9 | 33y±0.05 | 14f±0.03 | 2563h±0.08 | Burkholderia ambifaria strain AMMD |
15 | IHB B 1064 | 575v±0.9 | 28v±0.1 | 11e±0.06 | 982b±0.03 | Burkholderia arboris R-24201 |
16 | IHB B 1715 | 148e±0.6 | 21q±0.1 | 5c±0.03 | 1737d±0.1 | Burkholderia cepacia AF097533 |
17 | IHB B 7061 | 183h±0.6 | 13k±0.08 | 43s±0.03 | 2205f±0.3 | Burkholderia diffusa R-15930(T) |
18 | IHB B 1062 | 120b±0.6 | 35z±0.06 | 5c±0.03 | 2915i±0.08 | Burkholderia stabilis AF148554 |
19 | IHB B 1719 | 261k±0.3 | 17m±0.03 | 15g±0.06 | 1564c±0.0 | Burkholderia stabilis strain LMG 14294 |
20 | IHB B 1517 | 205i±0.3 | 2a±0.03 | 21k±0.08 | 11a±0.33 | Citrobacter amalonaticus strain SA01 |
21 | IHB B 1033 | 570v±0.3 | 23r±0.06 | 4b±0.05 | 2348g±0.08 | Citrobacter farmeri CDC 2991-81 |
22 | IHB B 1011 | 442r±0.3 | 11i±0.1 | 51v±0.06 | 2204f±0.0 | Citrobacter telavivensis strain 6105 |
23 | IHB B 1019 | 55a±0.1 | 17m±0.1 | 14f±0.06 | 1242c±0.3 | Cupriavidus basilensis strain T103 |
24 | IHB B 1510 | 342n±0.2 | 12j±0.06 | 85ae±0.05 | 2990k±0.06 | Enterobacter asburiae HQ455820 |
25 | IHB B 1070 | 166g±0.1 | 26t±0.05 | 28o±0.08 | 1323cv0.33 | Enterobacter asburiae JCM6051 |
26 | IHB B 1518 | 292l±0.2 | 11i±0.0 | 21k±0.08 | 1149b±0.1 | Enterobacter ludwigii strain K9 |
27 | IHB B 7106 | 323m±0.3 | 10h±0.08 | 78ab±0.07 | 571a±0.06 | Enterobacter ludwigii strain K9 EF175735 |
28 | IHB B 1013 | 233j±0.3 | 16l±0.03 | 75aa±0.03 | 1210b±0.3 | Hafnia alvei M59155 |
29 | IHB B 7177 | 454r±0.3 | 25s±0.08 | 16h±0.06 | 320a±0.1 | Kluyvera ascorbata CDC 0648-74(T) |
30 | IHB B 1016 | 166g±0.3 | 6e±0.03 | 11e±0.1 | 2410g±0.06 | Lysinibacillus sphaericus CP000817 |
31 | IHB B 1018 | 441r±0.3 | 6e±0.08 | 49u±0.1 | 1426c±0.1 | Pantoea aqqlomerans strain DSM 3493 |
32 | IHB B 1059 | 539u±0.3 | 21q±0.05 | 25m±0.06 | 2251f±0.1 | Pseudomonas frederiksbergensis PSB37 |
33 | IHB B 1065 | 168g±0.3 | 31w±0.08 | 7d±0.03 | 2152l±0.03 | Pseudomonas frederiksbergensis PSB37 |
34 | IHB B 7114 | 114b±0.2 | 8f±0.05 | 81ac±0.03 | 2622h±0.04 | Pseudomonas frederiksbergensis strain M60 |
35 | IHB B 7048 | 443r±0.1 | 11i±0.1 | 55w±0.03 | 4a±0.01 | Pseudomonas mohnii Ipa-2(T) |
36 | IHB B 7168 | 344n±0.2 | 18n±0.03 | 42r±0.03 | 2387g±0.5 | Pseudomonas moorei RW10(T) |
37 | IHB B 7133 | 467s±0.3 | 11i±0.05 | 66y±0.03 | 1251c±0.6 | Pseudomonas palleroniana CFBP 4389(T) |
38 | IHB B 1544 | 452r±0.1 | 12j±0.0 | 74z±0.1 | 2711h±0.8 | Pseudomonas plecoglossicida FPC951 |
39 | IHB B 1032 | 368o±0.2 | 19o±0.07 | 18i±0.03 | 2234f±1.2 | Pseudomonas protegens AJ417073 |
40 | IHB B 1071 | 154f±0.2 | 5d±0.06 | 5c±0.03 | 1020b±0.2 | Pseudomonas laurylsulfativorans AP3_22 |
41 | IHB B 7234 | 456t±0.5 | 6e±0.06 | 36q±0.0 | 2828i±0.8 | Pseudomonas tolaasii strain LMG 12215 |
42 | IHB B 7064 | 157f±0.4 | 4c±0.07 | 20j±0.05 | 2210f±0.4 | Serratia marcescens strain MH6 |