Paper · 2011 · Journal of agricultural and biological science

PLANT GROWTH PROMOTING RHIZOBACTERIA (PGPR) EFFECT ON PHYSIOLOGICAL PARAMETERS AND MINERAL UPTAKE IN BASIL (Ociumum basilicm L.) UNDER WATER STRESS

Mostafa Heidari; Sayed Mohsen Mousavinik; Amir Golpayegani

6
claims
13
verbatim quotes
46
citations
2
research areas
—
Not open access

Abstract

In order to study the effects of water stress and plant growth promoting rhizobacteria (PGPR) on Proline, soluble carbohydrates, chlorophyll and mineral content in Basil, a field experiment was conducted at the University of Zabol in Iran during 2010 growing season. The experiment laid out as split plot based on randomized complete block design with three replications. Three levels of water stress W1 = 80 (control), W2 = 60 and W3 = 40% of the field capacity (FC) as main plots and four levels of bacterial strain consisting of S1 = Pseudomonades sp, S2 = Bacillus lentus, S3 = Azospirillum brasilens, S4 = combination of three bacterial and S5 = control (without use of bacterial) as sub plots. Results showed water stress and different bacterial strain significantly affected on proline and soluble carbohydrate accumulations in leaves of plants. Proline of the S1 = Pseudomonades sp and soluble carbohydrate in S2 = Bacillus lentus plants increased significantly with an increasing of water stress. Chlorophyll content was also increased in all the bacterial strain treatments. Among the bacterial strain, the chlorophyll content of the S1 and S4 increased with increasing of water stress. The average concentration of K + was higher in S2 and S5 bacterial strains in the non-water stress.

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Claims 6

Intervention effectobservedoriginal resultmixedsignificant (as stated)measured

Claim · model-written summary

Water stress and bacterial strain significantly affected leaf proline and soluble carbohydrate accumulation.

Treatment
water stress and different bacterial straine0
Outcome
proline and soluble carbohydrate accumulations in leavese0

Not reportedComparatorDirection

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

Ocimum basilicum
Ocimum basilicum · TaxonCastielli · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Results showed water stress and different bacterial strain significantly affected on proline and soluble carbohydrate accumulations in leaves of plants.”

✓ located verbatim in the source · abstract, characters 700–852 · show in text ↑
e1

“mineral content in Basil”

✓ located verbatim in the source · abstract, characters 145–169 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Proline increased significantly with increasing water stress in plants treated with Pseudomonades sp.

Treatment
increasing of water stresse0
Interactor
Pseudomonades spe0symbiont
Outcome
Prolinee0
Direction
increasede0

Not reportedComparator

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

Ocimum basilicum
Ocimum basilicum · TaxonCastielli · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Proline of the S1 = Pseudomonades sp and soluble carbohydrate in S2 = Bacillus lentus plants increased significantly with an increasing of water stress.”

✓ located verbatim in the source · abstract, characters 853–1005 · show in text ↑
e1

“mineral content in Basil”

✓ located verbatim in the source · abstract, characters 145–169 · show in text ↑
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Soluble carbohydrate increased significantly with increasing water stress in plants treated with Bacillus lentus.

Treatment
increasing of water stresse0
Interactor
Bacillus lentusLederbergia lentae0symbiont
Outcome
soluble carbohydratee0
Direction
increasede0

Not reportedComparator

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

Ocimum basilicum
Ocimum basilicum · TaxonCastielli · CC BY-SA 3.0 · Wikimedia Commons ↗
Lederbergia lenta
Lederbergia lenta · InteractorAgricultural Research Service (NRRL)Culture Collection · Public domain · Wikimedia Commons ↗

Verbatim

e0

“soluble carbohydrate in S2 = Bacillus lentus plants increased significantly with an increasing of water stress”

✓ located verbatim in the source · abstract, characters 894–1004 · show in text ↑
e1

“mineral content in Basil”

✓ located verbatim in the source · abstract, characters 145–169 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Chlorophyll content increased in all bacterial strain treatments.

Treatment
all the bacterial strain treatmentse0
Outcome
Chlorophyll contente0
Direction
increasede0

Not reportedComparator

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

Ocimum basilicum
Ocimum basilicum · TaxonCastielli · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Chlorophyll content was also increased in all the bacterial strain treatments.”

✓ located verbatim in the source · abstract, characters 1006–1084 · show in text ↑
e1

“mineral content in Basil”

✓ located verbatim in the source · abstract, characters 145–169 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Under increasing water stress, chlorophyll content increased in S1 and S4 treatments.

Treatment
increasing of water stresse0
Outcome
chlorophyll contente0
Direction
increasede0
Qualifier
S1 and S4e0

Not reportedComparator

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

Ocimum basilicum
Ocimum basilicum · TaxonCastielli · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“the chlorophyll content of the S1 and S4 increased with increasing of water stress”

✓ located verbatim in the source · abstract, characters 1113–1195 · show in text ↑
e1

“mineral content in Basil”

✓ located verbatim in the source · abstract, characters 145–169 · show in text ↑
e2

“S1 = Pseudomonades sp, S2 = Bacillus lentus”

✓ located verbatim in the source · abstract, characters 532–575 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Potassium concentration was higher under no water stress in S2 and S5 treatments.

Outcome
average concentration of K +e0
Direction
highere0
Qualifier
S2 and S5 bacterial strains in the non-water stresse0

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

Ocimum basilicum
Ocimum basilicum · TaxonCastielli · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The average concentration of K + was higher in S2 and S5 bacterial strains in the non-water stress.”

✓ located verbatim in the source · abstract, characters 1197–1296 · show in text ↑
e1

“mineral content in Basil”

✓ located verbatim in the source · abstract, characters 145–169 · show in text ↑

drought · physiology: pigments · Ocimum basilicum (basil)Positive and negative results

6 papers: 3 positive, 3 negative or no effect

2 papers in the same direction as this paper · 3 in the opposite direction

  1. negative
  2. negative
  3. negative

2 papers more in this group

See all 6 papers →

inoculation · physiology: pigments · Ocimum basilicum (basil)Results agree

6 papers: 6 positive, 0 negative or no effect

5 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 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.