Table 4.

A list of PPN inhibitory PGPR with uncharacterized function.

PGPR	Target PPN	Target Crops	References
Alcaligenes faecalis	Meloidogyne incognita	Chickpea	Siddiqui and Mahmood, 1992 [22]
Azotobacter chroococcum	Meloidogyne incognita, Meloidogyne javanica	Eggplant, Tomato	Bansal et al., 2002 [98]
Bacillus altitudinis, Bacillus aerophilus, Bacillus aryabhattai, Bacillus galliciensis, Bacillus psychrosaccharolyticus, Bacillus safensis, Bacillus siamensis, Bacillus simplex, Bacillus toyonensis, Bacillus weihenstephanensis	Meloidogyne incognita	Cotton	Xiang et al., 2016 [66]
Bacillus firmus	Belonolaimus longicaudatus	Bermudagrass	Crow, 2014 [99]
Bacillus flexus	Meloidogyne incognita	Basil	Tiwari et al., 2017 [100]
Bacillus isolates	Heterodera cajani, Meloidogyne incognita	Pigeon pea	Siddiqui and Shakeel, 2007 [101]
Bacillus methylotrophicus	Meloidogyne incognita	Tomato	Zhou et al., 2016 [102]
Bacillus polymyxa	Meloidogyne incognita	Tomato	Khan and Akram, 2000 [103]
Bacillus tequilensis	Meloidogyne incognita	Basil	Tiwari et al., 2017 [100]
Burkholderia cepacia	Meloidogyne incognita	Tomato	Meyer et al., 2000 [104]
Lysinibacillus sphaericus	Meloidogyne incognita	Tomato	Colagiero et al., 2018 [105]
Lysobacter spp.	Meloidogyne incognita	Tomato	Zhou et al., 2016 [102]
Paenibacillus lentimorbus, Paenibacillus polymyxa	Meloidogyne incognita	Tomato	Son et al., 2009 [106]
Paenibacillus macerans	Meloidogyne exigua	Coffee	Oliveira et al., 2007 [107]
Pseudomonas solanacearum	Rotylenchulus reniformis	Eggplant	Kermarrec et al.,1994 [108]
Pseudomonas striata	Meloidogyne incognita	Pea	Siddiqui and Singh, 2005 [109]
Pseudomonas stutzeri	Meloidogyne incognita	Chickpea	Seenivasan et al., 2001 [110]
Stenotrophomonas maltophilia	Paratrichodorus pachydermus, Trichodorus primitivus	Potato	Insunza et al., 2002 [111]
Streptomyces spp.	Meloidogyne incognita	Eggplant, Tomato	Rashad et al., 2015 [112]