Paper · 2015 · Asian Journal of Agricultural Research

Impact of Seed Bacterization with PGPR on Growth and Nutrient Uptake in Different Cultivable Varieties of Green Gram

G. Praveen Ku; Suseelendra Desai; E. Leo Daniel; et al.

6
claims
12
verbatim quotes
12
citations
2
research areas
✓
Open access

Abstract

Mung bean (Vigna radiata L.), also popularly as green gram, is an ancient and well known legume crop in Asia. A little information is available about the impact of bio inoculants application for improving growth of different cultivable varieties of green gram. Thus, the aim of this study was to assess the influence of Pseudomonas and Rhizobium as single and dual inoculants to promote the growth and nutrient uptake in green gram. Evaluation of bacterial bioinoculants for plant growth promotion and nutrient uptake in six cultivable varieties of green gram (MGG347, LGG460, ML 267, MGG 296, LGG 40 and TM 96.2) by selecting two plant growth promoting rhizobacterial isolates of Rhizobium-IC 3195 and Pseudomonas-P17 was done. Preliminary screening for various PGPR traits showed both the isolates were positive for production of IAA, HCN, siderophore, ammonia, biofilm, phosphate solubilization. A pot experiment was conducted with single and double inoculants of test isolates on six varieties of green gram for 75 days. After 75 days of sowing, plants agronomical and nutrient parameters were recorded as indicative parameters of plant growth promotion. The outcome of this investigation showed that the combination of Pseudomonas and Rhizobium influenced plant growth promotion most efficiently in plant varieties viz., MGG347, LGG460, ML267, MGG296, LGG40 and TM96.2. No one particular treatment could promote the growth of a given variety in all aspects studied. It was observed with these studies that the ability of a strain or combination of bioinoculants to promote growth of green gram plants varied with change in cultivable variety. This could be due to variation in the rhizosphere dynamics of a given bacterial isolate which in turn could be because of the change in the root exudates of a given plant. However, it was found that the combination of Pseudomonas and Rhizobium can be a viable, low-cost, effective alternative for improved growth and nutrient uptake in green gram.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The combination of Pseudomonas and Rhizobium promoted green gram growth most efficiently.

Treatment
combination of Pseudomonas and Rhizobiume1
Interactor
PseudomonasPseudomonase1symbiont
Second interactor
RhizobiumRhizobiume1symbiont
Outcome
plant growth promotione1
Direction
most efficientlye1

Not reportedComparator

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Vigna radiata var. radiata
Vigna radiata var. radiata · Taxon · picture of the speciesIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗
Pseudomonas
Pseudomonas · Interactor · picture of the genus (one of its species)CDC · Public domain · Wikimedia Commons ↗
Rhizobium
Rhizobium · Second interactor · picture of the genus (one of its species)Ninjatacoshell · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Mung bean (Vigna radiata L.), also popularly as green gram, is an ancient and well known legume crop in Asia”

✓ located verbatim in the source · abstract, characters 0–108 · show in text ↑
e1

“the combination of Pseudomonas and Rhizobium influenced plant growth promotion most efficiently”

✓ located verbatim in the source · abstract, characters 1205–1300 · show in text ↑
Observationobservedoriginal resultmixedmeasured

Claim · model-written summary

No single treatment promoted the growth of a given green gram variety in all aspects studied.

Outcome
the growth of a given variety in all aspects studiede2

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Vigna radiata var. radiata
Vigna radiata var. radiata · Taxon · picture of the speciesIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Mung bean (Vigna radiata L.), also popularly as green gram, is an ancient and well known legume crop in Asia”

✓ located verbatim in the source · abstract, characters 0–108 · show in text ↑
e2

“No one particular treatment could promote the growth of a given variety in all aspects studied”

✓ located verbatim in the source · abstract, characters 1375–1469 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

The ability of bioinoculant strains or combinations to promote green gram growth varied with the cultivable variety.

Material
cultivable varietye3
Treatment
a strain or combination of bioinoculantse3
Outcome
to promote growth of green gram plantse3
Direction
variede3

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Vigna radiata var. radiata
Vigna radiata var. radiata · Taxon · picture of the speciesIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Mung bean (Vigna radiata L.), also popularly as green gram, is an ancient and well known legume crop in Asia”

✓ located verbatim in the source · abstract, characters 0–108 · show in text ↑
e3

“the ability of a strain or combination of bioinoculants to promote growth of green gram plants varied with change in cultivable variety”

✓ located verbatim in the source · abstract, characters 1511–1646 · show in text ↑
Mechanismhypothesisoriginal resultbasis n/a

Claim · model-written summary

Variation in the rhizosphere dynamics of each bacterial isolate may explain the varying growth promotion among varieties.

Outcome
to promote growthe3
Qualifier
variation in the rhizosphere dynamicse4

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Vigna radiata var. radiata
Vigna radiata var. radiata · Taxon · picture of the speciesIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Mung bean (Vigna radiata L.), also popularly as green gram, is an ancient and well known legume crop in Asia”

✓ located verbatim in the source · abstract, characters 0–108 · show in text ↑
e3

“the ability of a strain or combination of bioinoculants to promote growth of green gram plants varied with change in cultivable variety”

✓ located verbatim in the source · abstract, characters 1511–1646 · show in text ↑
e4

“This could be due to variation in the rhizosphere dynamics of a given bacterial isolate”

✓ located verbatim in the source · abstract, characters 1648–1735 · show in text ↑
Recommendationauthor interpretationoriginal resultpositivebasis n/a

Claim · model-written summary

The Pseudomonas and Rhizobium combination is a viable, low-cost alternative for improved growth and nutrient uptake in green gram.

Treatment
combination of Pseudomonas and Rhizobiume5
Outcome
improved growth and nutrient uptakee5

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Vigna radiata var. radiata
Vigna radiata var. radiata · Taxon · picture of the speciesIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e5

“the combination of Pseudomonas and Rhizobium can be a viable, low-cost, effective alternative for improved growth and nutrient uptake in green gram”

✓ located verbatim in the source · abstract, characters 1847–1994 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Both bacterial isolates were positive for IAA, HCN, siderophore, ammonia, biofilm and phosphate solubilization traits.

Outcome
production of IAA, HCN, siderophore, ammonia, biofilm, phosphate solubilizatione6

Not reportedDirection

Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Vigna radiata var. radiata
Vigna radiata var. radiata · Taxon · picture of the speciesIvar Leidus · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“Mung bean (Vigna radiata L.), also popularly as green gram, is an ancient and well known legume crop in Asia”

✓ located verbatim in the source · abstract, characters 0–108 · show in text ↑
e6

“showed both the isolates were positive for production of IAA, HCN, siderophore, ammonia, biofilm, phosphate solubilization”

✓ located verbatim in the source · abstract, characters 775–897 · show in text ↑

Pseudomonas · growth · Vigna radiata (mung bean)Positive and negative results

7 papers: 6 positive, 1 negative or no effect

5 papers in the same direction as this paper · 1 in the opposite direction

  1. negative
  2. positive
  3. positive

3 papers more in this group

See all 7 papers →

Rhizobium · growth · Vigna radiata (mung bean)Results agree

53 papers: 53 positive, 0 negative or no effect

52 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

49 papers more in this group

See all 53 papers →

Claims are grouped by organism, treatment and what was measured or targeted. A paper counts as positive when any of its claims in the group is positive.