518
Praveen Kumar G, Leo Daniel AE, Desai S, Sk MHA (2013) Prospective zinc solubilising bacteria
for enhanced nutrient uptake and growth promotion in maize (Zea mays L.). Int
J Microbiol:Article ID 869697http://dx.doi.org/10.1155/2013/869697
Praveen Kumar G, Desai S, Leo Daniel AE, Pinisetty S (2015) Impact of seed bacterization with
PGPR on growth and nutrient uptake in different cultivable varieties of green gram. Asian
J Agric Res 9(3):113–122
Ramakrishnan K, Bhuvaneswari G (2014) Effect of inoculation of AM fungi and beneficial micro-
organisms on growth and nutrient uptake of Eleusine coracana (L.) Gaertn. (Finger millet).
Internat Lett Nat Sci 8(2):59–69
Rasul A, Leo Daniel AE, Kumar GP, Grover M, Venkateswarlu B (2012) Characterization of
Rhizobial isolates nodulating Millettia pinnata in India. FEMS Microbiol Lett
336(2):148–158
Reid A, Greene S (2012) How microbes can help feed the world. In: American Society for
Microbiology (ed) A Report from the American Academy of Microbiology, p 36
Requena N, Jimenez I, Toro M, Barea JM (1997) Interactions between plant-growth-promoting
rhizobacteria (PGPR), arbuscular mycorrhizal fungi and Rhizobium spp. in the rhizosphere of
Anthyllis cytisoides, a model legume for revegetation in Mediterraneansemi-arid ecosystems.
New Phytol 136:667–677
Rillig MC, Wright SF, Eviner VT (2002) The role of arbuscular mycorrhizal fungi and glomalin in
soil aggregation, comparing effects of five plant species. Plant Soil 238:325–333
Rodríguez H, Fraga R (1999) Phosphate solubilizing bacteria and their role in plant growth promo-
tion. Biotechnol Adv 17:319–339
Rousk J, Bengtson P (2014) Microbial regulation of global biogeochemical cycles. Front Microbiol.
doi.org/10.3389/fmicb.2014.00103
Sainju UM, Caesar-TonThat T, Lenssen AW, Evans RG, Kolberg R (2007) Long-term tillage and
cropping sequence effects on dryland residue and soil carbon fractions. Soil Sci Soc Am
J 71:1730–1739
Sainju UM, Lenssen AW, Caesar-TonThat T (2012) Tillage, crop rotation, and cultural practice
effects on dryland soil carbon fractions. Open J Soil Sci 2:242–255
Saleem M, Arshad M, Hussain S, Bhatti AS (2007) Perspective of plant growth promoting rhizo-
bacteria (PGPR) containing ACC deaminase in stress agriculture. J Ind Microbiol Biotechnol
34:635–648
Sandhya V, Ali SZ, Grover M, Reddy G, Venkateswarlu B (2009) Alleviation of drought stress
effects in sunflower seedlings by the exopolysaccharides producing Pseudomonas putida strain
GAP-P45. Biol Fertil Soils 46:17–26
Sandhya V, Ali SZ, Grover M, Reddy G, Venkateswaralu B (2011) Drought–tolerant plant growth
promoting Bacillus spp.: effect on growth, osmolytes, and antioxidant status of maize under
drought stress. J Plant Interact 6:1–14
Sangwan PS, Suneja S, Kukreja K, Raj M (2011) Response of Azotobacter chroococcum in pearl
millet under dryland farm conditions. Indian J Dryland Agric Res Develop 26:97–100
Saravanakumar D, Samiyappan R (2007) ACC deaminase from Pseudomonas fluorescens medi-
ated saline resistance in groundnut (Arachis hypogea) plants. J Appl Microbiol
102:1283–1292
Saravanakumar D, Kavino M, Raguchander T, Subbian P, Samiyappan R (2011) Plant growth
promoting bacteria enhance water stress resistance in green gram plants. Acta Physiol Plant
33:203–209
Saxena AK, Shende R, Minakshi (2006) Interactions among beneficial microorganisms. In:
Mukhergy KG, Manoharachary C, Singh J (eds) Soil biology vol. 7: microbial activity in the
Rhizosphere. Springer, Berlin/Heidelberg
Schomberg HH, Jones OR (1999) Carbon and nitrogen conservation in dryland tillage and crop-
ping systems. Soil Sci Soc Am J 63:1359–1366
Sharma N, Srivastava LL, Mishra B (1983) Studies on microbial changes in soil as a result of
continuous application of fertilizers, farmyard manure and lime. J Indian Soc Soil Sci
31:202–206
M. Grover et al.