Paper · 2013 · Annals of Agricultural Research

Response of basmati (Oryza sativa L.) rice varieties to system of rice intensification (SRI) and conventional methods of rice cultivation

Rajiv Kumar Singh; AK Singh; Hardev Ram; et al.

6
claims
10
verbatim quotes
14
citations
1
research areas
✓
Open access

Abstract

A field experiment was conducted during kharif, 2011 to find out effect of SRI & conventional rice culture on seed yield & quality of rice. The experiment comprised of 12 treatment combinations of two crop establishment method i.e., system of rice intensification and conventional method and 6 rice varieties (HUR 105, MTU 7029, Pratikshya, Pusa Sugandh 2, Pusa Sugandh 5 and Pusa Sugandh 6). Results revealed that growth (DMA, Plant height), yield attributes (tillers plant -1 , No. of filled grains panicles -1 , grains panicles -1 and seed yield) of rice increased significantly due to the system of rice intensification (SRI) practices as compared to conventional method. Out of 6 varieties Pusa Sugandh 2 was found significantly superior in growth and yield attributes over other varieties except Pusa Sugandh 5 which was at par in plant height and tillers m -2 and MTU 7029 which had significantly higher yield attributes. In the quality parameter viz. germination % and vigour index was found maximum in system of rice intensification with 25 x 25 cm spacing and 12 days young seedlings.

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Claims 6

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

SRI significantly increased rice dry matter accumulation and plant height compared with conventional culture.

Treatment
system of rice intensification (SRI) practicese0
Outcome
growth (DMA, Plant height)e0
Direction
increasede0
Comparator
conventional methode0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“growth (DMA, Plant height), yield attributes (tillers plant -1 , No. of filled grains panicles -1 , grains panicles -1 and seed yield) of rice increased significantly due to the system of rice intensification (SRI) practices as compared to conventional method”

✓ located verbatim in the source · abstract, characters 415–674 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

SRI significantly increased tillers, filled grains, grains per panicle and seed yield compared with conventional culture.

Treatment
system of rice intensification (SRI) practicese0
Outcome
yield attributes (tillers plant -1 , No. of filled grains panicles -1 , grains panicles -1 and seed yield)e0
Direction
increasede0
Comparator
conventional methode0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“yield attributes (tillers plant -1 , No. of filled grains panicles -1 , grains panicles -1 and seed yield) of rice increased significantly due to the system of rice intensification (SRI) practices as compared to conventional method”

✓ located verbatim in the source · abstract, characters 443–674 · show in text ↑
Observationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Pusa Sugandh 2 was significantly superior to most other varieties for growth and yield attributes.

Material
Pusa Sugandh 2e0
Outcome
growth and yield attributese0
Direction
superiore0
Comparator
other varietiese0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Pusa Sugandh 2 was found significantly superior in growth and yield attributes over other varieties except Pusa Sugandh 5 which was at par in plant height and tillers m -2 and MTU 7029 which had significantly higher yield attributes”

✓ located verbatim in the source · abstract, characters 695–927 · show in text ↑
t0

“rice varieties”

✓ located verbatim in the source · title, characters 38–52 · show in text ↑
Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

Pusa Sugandh 5 was at par with Pusa Sugandh 2 in plant height and tillers.

Material
Pusa Sugandh 5e0
Outcome
plant height and tillers m -2e0
Direction
at pare0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“Pusa Sugandh 5 which was at par in plant height and tillers m -2”

✓ located verbatim in the source · abstract, characters 802–866 · show in text ↑
t0

“rice varieties”

✓ located verbatim in the source · title, characters 38–52 · show in text ↑
Observationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

MTU 7029 had significantly higher yield attributes.

Material
MTU 7029e0
Outcome
yield attributese0
Direction
highere0

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“MTU 7029 which had significantly higher yield attributes”

✓ located verbatim in the source · abstract, characters 871–927 · show in text ↑
t0

“rice varieties”

✓ located verbatim in the source · title, characters 38–52 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Germination percentage and vigour index were maximal under SRI with 25 x 25 cm spacing and 12-day seedlings.

Treatment
system of rice intensification with 25 x 25 cm spacing and 12 days young seedlingse0
Outcome
germination % and vigour indexe0
Direction
maximume0

Not reportedComparator

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

Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗

Verbatim

e0

“germination % and vigour index was found maximum in system of rice intensification with 25 x 25 cm spacing and 12 days young seedlings”

✓ located verbatim in the source · abstract, characters 959–1093 · show in text ↑
t0

“rice varieties”

✓ located verbatim in the source · title, characters 38–52 · show in text ↑

density · growth · Oryza sativa (rice)Positive and negative results

96 papers: 73 positive, 23 negative or no effect

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irrigation · growth · Oryza sativa (rice)Positive and negative results

291 papers: 222 positive, 69 negative or no effect

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  1. positive
  2. negative
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irrigation · yield · Oryza sativa (rice)Positive and negative results

1,171 papers: 906 positive, 265 negative or no effect

905 papers in the same direction as this paper · 201 in the opposite direction · 64 reporting no difference from an alternative

  1. positive
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  3. positive

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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.