Paper · 2019 · International Journal of Current Microbiology and Applied Sciences

Effect of Inoculum Load on Disease Initiation, Threshold Point and Population Build Up of Post Harvest Pathogen (Penicillium islandicum Sopp.) of Indian Gooseberry (Emblica officinalis Goerth)

A. K. Saini; R. S. Chauhan; Ashwani Kumar; et al.

6
claims
12
verbatim quotes
0
citations
2
research areas
✓
Open access · cc-by-nc-sa

Abstract

Studies were undertaken to find out the effect of inoculum load of post harvest pathogen (Penicillium islandicum) on disease initiation, threshold point and population build up of blue mould rot in Indian gooseberry. Inoculations were made on the fruits of Indian gooseberry at five concentrations (10, 50, 100, 200 and 500 spores/ml.). The disease initiation commenced after 54 hrs. of inoculation with inoculum load of 500 spores/ml followed by 200 spores/ml where the initiation of disease was observed after 72 hrs. At lower spore load (10 spores/ml), there was no disease initiation even after 108 hrs of inoculation. Minimum number of spores required to initiate infection after 102 hrs was 50 spores/ml which can be considered as the threshold point. Maximum population build up (2 x 106 and 2 x 108) of the pathogen occurred at 500 spores/ml after 5 and 10 days of inoculation, respectively.

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Claims 6

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

At 500 spores/ml, blue mould disease began 54 hours after inoculation.

Taxon
Indian GooseberryEmblica officinalist0
Treatment
inoculum load of 500 spores/mle0
Interactor
Penicillium islandicum Sopp.Talaromyces islandicust0pathogen
Outcome
disease initiatione0
Value
54 hrs.e0

Not reportedComparatorDirection

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

Emblica officinalis
Emblica officinalis · TaxonL. Shyamal · CC BY 2.5 · Wikimedia Commons ↗

Verbatim

e0

“The disease initiation commenced after 54 hrs. of inoculation with inoculum load of 500 spores/ml”

✓ located verbatim in the source · abstract, characters 337–434 · show in text ↑
t0

“Penicillium islandicum Sopp.) of Indian Gooseberry”

✓ located verbatim in the source · title, characters 113–163 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

At 200 spores/ml, disease began after 72 hours.

Taxon
Indian GooseberryEmblica officinalist0
Treatment
200 spores/mle0
Interactor
Penicillium islandicum Sopp.Talaromyces islandicust0pathogen
Outcome
initiation of diseasee0
Value
72 hrse0

Not reportedComparatorDirection

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

Emblica officinalis
Emblica officinalis · TaxonL. Shyamal · CC BY 2.5 · Wikimedia Commons ↗

Verbatim

e0

“200 spores/ml where the initiation of disease was observed after 72 hrs”

✓ located verbatim in the source · abstract, characters 447–518 · show in text ↑
t0

“Penicillium islandicum Sopp.) of Indian Gooseberry”

✓ located verbatim in the source · title, characters 113–163 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

At 10 spores/ml, disease did not initiate even after 108 hours.

Taxon
Indian GooseberryEmblica officinalist0
Treatment
10 spores/mle0
Interactor
Penicillium islandicum Sopp.Talaromyces islandicust0pathogen
Outcome
disease initiatione0
Direction
noe0
Value
108 hrse0

Not reportedComparator

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

Emblica officinalis
Emblica officinalis · TaxonL. Shyamal · CC BY 2.5 · Wikimedia Commons ↗

Verbatim

e0

“At lower spore load (10 spores/ml), there was no disease initiation even after 108 hrs of inoculation”

✓ located verbatim in the source · abstract, characters 520–621 · show in text ↑
t0

“Penicillium islandicum Sopp.) of Indian Gooseberry”

✓ located verbatim in the source · title, characters 113–163 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

The minimum inoculum initiating infection after 102 hours was 50 spores/ml.

Taxon
Indian GooseberryEmblica officinalist0
Interactor
Penicillium islandicum Sopp.Talaromyces islandicust0pathogen
Outcome
Minimum number of spores required to initiate infectione0
Value
50 spores/mle0
Qualifier
after 102 hrse0

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

Emblica officinalis
Emblica officinalis · TaxonL. Shyamal · CC BY 2.5 · Wikimedia Commons ↗

Verbatim

e0

“Minimum number of spores required to initiate infection after 102 hrs was 50 spores/ml which can be considered as the threshold point”

✓ located verbatim in the source · abstract, characters 623–756 · show in text ↑
t0

“Penicillium islandicum Sopp.) of Indian Gooseberry”

✓ located verbatim in the source · title, characters 113–163 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

At 500 spores/ml, pathogen population reached 2 x 106 after five days.

Taxon
Penicillium islandicum Sopp.Talaromyces islandicust0
Treatment
500 spores/mle0
Outcome
population build upe0
Value
2 x 106e0
Qualifier
5 and 10 dayse0

Verbatim

e0

“Maximum population build up (2 x 106 and 2 x 108) of the pathogen occurred at 500 spores/ml after 5 and 10 days of inoculation, respectively”

✓ located verbatim in the source · abstract, characters 758–898 · show in text ↑
t0

“Penicillium islandicum Sopp.) of Indian Gooseberry”

✓ located verbatim in the source · title, characters 113–163 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

At 500 spores/ml, pathogen population reached 2 x 108 after ten days.

Taxon
Penicillium islandicum Sopp.Talaromyces islandicust0
Treatment
500 spores/mle0
Outcome
population build upe0
Value
2 x 108e0
Qualifier
10 dayse0

Verbatim

e0

“Maximum population build up (2 x 106 and 2 x 108) of the pathogen occurred at 500 spores/ml after 5 and 10 days of inoculation, respectively”

✓ located verbatim in the source · abstract, characters 758–898 · show in text ↑
t0

“Penicillium islandicum Sopp.) of Indian Gooseberry”

✓ located verbatim in the source · title, characters 113–163 · show in text ↑