Paper · 2011 · Soil in the Environment

Effect of boron application time on yield of wheat, rice and cotton crop in Pakistan

Riaz Ahmad; Muhammad Irshad

17
claims
20
verbatim quotes
14
citations
1
research areas
—
Not open access

Abstract

Boron (B), one of the essential micronutrients, plays vital role in plant growth. Thirty one field experiments were conducted to evaluate the response of wheat, rice and cotton to B application throughout Pakistan during 2005-08. Boron was applied at 1 kg ha -1 as Borax decahydrate (11.3% B) at different times along with recommended doses of N, P and K. The results revealed that B application at sowing time to wheat increased significantly the number of tillers plant -1 (15%), number of grains spike -1 (11%), 1000-grain weight (7%) and grain yield (10%) over control. Among the treatments, B application at sowing time showed best results followed by B application at 1 st irrigation and at booting stage. In rice (coarse), B application before transplanting substantially increased number of tillers hill -1 (21%), plant height (3%), panicle length (10%), and number of paddy grains panicle -1 (17%), 1000-grain weight (11%) and paddy yield (31%) over control. Response of fine rice to B application was similar for all yield parameters as in coarse rice. In cotton, B application considerably increased plant height (3%), number of mature bolls plant -1 (12%), seed weight boll -1 (8%) and seed cotton yield (9%) over control. Although, B application at all stages significantly increased yield parameters tested but B application at sowing time was best among all treatments.

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Claims 17

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Boron at sowing increased wheat tillers per plant by 15% versus control.

Treatment
B application at sowing timee0
Outcome
number of tillers plant -1e0
Direction
increasede0
Value
15%e0
Comparator
controle0
Setting
Pakistant0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“B application at sowing time to wheat increased significantly the number of tillers plant -1 (15%), number of grains spike -1 (11%), 1000-grain weight (7%) and grain yield (10%) over control”

✓ located verbatim in the source · abstract, characters 382–572 · show in text ↑
t0

“Pakistan”

✓ located verbatim in the source · title, characters 76–84 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Boron at sowing increased wheat grains per spike by 11% versus control.

Treatment
B application at sowing timee0
Outcome
number of grains spike -1e0
Direction
increasede0
Value
11%e0
Comparator
controle0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“B application at sowing time to wheat increased significantly the number of tillers plant -1 (15%), number of grains spike -1 (11%), 1000-grain weight (7%) and grain yield (10%) over control”

✓ located verbatim in the source · abstract, characters 382–572 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Boron at sowing increased wheat 1000-grain weight by 7% versus control.

Treatment
B application at sowing timee0
Outcome
1000-grain weighte0
Direction
increasede0
Value
7%e0
Comparator
controle0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“B application at sowing time to wheat increased significantly the number of tillers plant -1 (15%), number of grains spike -1 (11%), 1000-grain weight (7%) and grain yield (10%) over control”

✓ located verbatim in the source · abstract, characters 382–572 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Boron at sowing increased wheat grain yield by 10% versus control.

Treatment
B application at sowing timee0
Outcome
grain yielde0
Direction
increasede0
Value
10%e0
Comparator
controle0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“B application at sowing time to wheat increased significantly the number of tillers plant -1 (15%), number of grains spike -1 (11%), 1000-grain weight (7%) and grain yield (10%) over control”

✓ located verbatim in the source · abstract, characters 382–572 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Sowing-time boron gave the best wheat results, followed by application at first irrigation and booting.

Treatment
B application at sowing timee0
Outcome
best resultse0
Direction
beste0
Comparator
B application at 1 st irrigation and at booting stagee0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Among the treatments, B application at sowing time showed best results followed by B application at 1 st irrigation and at booting stage”

✓ located verbatim in the source · abstract, characters 574–710 · show in text ↑
t0

“wheat, rice and cotton crop”

✓ located verbatim in the source · title, characters 45–72 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Boron before transplanting increased coarse rice tillers per hill by 21%.

Material
coarsee0
Treatment
B application before transplantinge0
Outcome
number of tillers hill -1e0
Direction
increasede0
Value
21%e0
Comparator
controle0

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

“In rice (coarse), B application before transplanting substantially increased number of tillers hill -1 (21%), plant height (3%), panicle length (10%), and number of paddy grains panicle -1 (17%), 1000-grain weight (11%) and paddy yield (31%) over control”

✓ located verbatim in the source · abstract, characters 712–966 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Boron before transplanting increased coarse rice plant height by 3%.

Material
coarsee0
Treatment
B application before transplantinge0
Outcome
plant heighte0
Direction
increasede0
Value
3%e0
Comparator
controle0

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

“In rice (coarse), B application before transplanting substantially increased number of tillers hill -1 (21%), plant height (3%), panicle length (10%), and number of paddy grains panicle -1 (17%), 1000-grain weight (11%) and paddy yield (31%) over control”

✓ located verbatim in the source · abstract, characters 712–966 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Boron before transplanting increased coarse rice panicle length by 10%.

Material
coarsee0
Treatment
B application before transplantinge0
Outcome
panicle lengthe0
Direction
increasede0
Value
10%e0
Comparator
controle0

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

“In rice (coarse), B application before transplanting substantially increased number of tillers hill -1 (21%), plant height (3%), panicle length (10%), and number of paddy grains panicle -1 (17%), 1000-grain weight (11%) and paddy yield (31%) over control”

✓ located verbatim in the source · abstract, characters 712–966 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Boron before transplanting increased coarse rice paddy grains per panicle by 17%.

Material
coarsee0
Treatment
B application before transplantinge0
Outcome
number of paddy grains panicle -1e0
Direction
increasede0
Value
17%e0
Comparator
controle0

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

“In rice (coarse), B application before transplanting substantially increased number of tillers hill -1 (21%), plant height (3%), panicle length (10%), and number of paddy grains panicle -1 (17%), 1000-grain weight (11%) and paddy yield (31%) over control”

✓ located verbatim in the source · abstract, characters 712–966 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Boron before transplanting increased coarse rice 1000-grain weight by 11%.

Material
coarsee0
Treatment
B application before transplantinge0
Outcome
1000-grain weighte0
Direction
increasede0
Value
11%e0
Comparator
controle0

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

“In rice (coarse), B application before transplanting substantially increased number of tillers hill -1 (21%), plant height (3%), panicle length (10%), and number of paddy grains panicle -1 (17%), 1000-grain weight (11%) and paddy yield (31%) over control”

✓ located verbatim in the source · abstract, characters 712–966 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Boron before transplanting increased coarse rice paddy yield by 31%.

Material
coarsee0
Treatment
B application before transplantinge0
Outcome
paddy yielde0
Direction
increasede0
Value
31%e0
Comparator
controle0

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

“In rice (coarse), B application before transplanting substantially increased number of tillers hill -1 (21%), plant height (3%), panicle length (10%), and number of paddy grains panicle -1 (17%), 1000-grain weight (11%) and paddy yield (31%) over control”

✓ located verbatim in the source · abstract, characters 712–966 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Fine rice had a similar response to boron across all yield parameters.

Material
fine ricee0
Outcome
Response of fine rice to B applicatione0
Comparator
coarse ricee0

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

“Response of fine rice to B application was similar for all yield parameters as in coarse rice”

✓ located verbatim in the source · abstract, characters 968–1061 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Boron increased cotton height by 3%.

Treatment
B applicatione0
Outcome
plant heighte0
Direction
increasede0
Value
3%e0
Comparator
controle0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“In cotton, B application considerably increased plant height (3%), number of mature bolls plant -1 (12%), seed weight boll -1 (8%) and seed cotton yield (9%) over control”

✓ located verbatim in the source · abstract, characters 1063–1233 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Boron increased mature bolls per cotton plant by 12%.

Treatment
B applicatione0
Outcome
number of mature bolls plant -1e0
Direction
increasede0
Value
12%e0
Comparator
controle0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“In cotton, B application considerably increased plant height (3%), number of mature bolls plant -1 (12%), seed weight boll -1 (8%) and seed cotton yield (9%) over control”

✓ located verbatim in the source · abstract, characters 1063–1233 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Boron increased cotton seed weight per boll by 8%.

Treatment
B applicatione0
Outcome
seed weight boll -1e0
Direction
increasede0
Value
8%e0
Comparator
controle0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“In cotton, B application considerably increased plant height (3%), number of mature bolls plant -1 (12%), seed weight boll -1 (8%) and seed cotton yield (9%) over control”

✓ located verbatim in the source · abstract, characters 1063–1233 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Boron increased seed cotton yield by 9%.

Treatment
B applicatione0
Outcome
seed cotton yielde0
Direction
increasede0
Value
9%e0
Comparator
controle0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“In cotton, B application considerably increased plant height (3%), number of mature bolls plant -1 (12%), seed weight boll -1 (8%) and seed cotton yield (9%) over control”

✓ located verbatim in the source · abstract, characters 1063–1233 · show in text ↑
Observationobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Boron at sowing was the best application timing for the tested yield parameters.

Treatment
B application at sowing timee0
Outcome
yield parameters testede0
Direction
beste0

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

Gossypium hirsutum
Gossypium hirsutum · TaxonChriKo · CC BY-SA 3.0 · Wikimedia Commons ↗
Oryza sativa
Oryza sativa · Taxon · picture from its Wikimedia Commons categoryDesmanthus4food · CC BY-SA 3.0 us · Wikimedia Commons ↗
Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“B application at all stages significantly increased yield parameters tested but B application at sowing time was best among all treatments”

✓ located verbatim in the source · abstract, characters 1245–1383 · show in text ↑
t0

“wheat, rice and cotton crop”

✓ located verbatim in the source · title, characters 45–72 · show in text ↑

boron atom · growth · Gossypium hirsutum (cotton)Results differ

22 papers: 20 positive, 2 negative or no effect

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

  1. no effect
  2. negative
  3. positive

18 papers more in this group

See all 22 papers →

boron atom · growth · Oryza sativa (rice)Results differ

26 papers: 17 positive, 9 negative or no effect

16 papers in the same direction as this paper · 9 in the opposite direction

  1. positive
  2. negative
  3. negative

22 papers more in this group

See all 26 papers →

boron atom · yield · Gossypium hirsutum (cotton)Results differ

39 papers: 37 positive, 2 negative or no effect

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

  1. positive
  2. negative
  3. no effect

35 papers more in this group

See all 39 papers →

boron atom · yield · Oryza sativa (rice)Results differ

62 papers: 53 positive, 9 negative or no effect

52 papers in the same direction as this paper · 8 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

58 papers more in this group

See all 62 papers →

boron atom · yield · Triticum aestivum (wheat)Results differ

76 papers: 62 positive, 14 negative or no effect

61 papers in the same direction as this paper · 12 in the opposite direction · 2 reporting no difference from an alternative

  1. positive
  2. negative
  3. negative

72 papers more in this group

See all 76 papers →

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

227 papers: 190 positive, 37 negative or no effect

189 papers in the same direction as this paper · 32 in the opposite direction · 5 reporting no difference from an alternative

  1. negative
  2. negative
  3. no effect

223 papers more in this group

See all 227 papers →

sowing time · yield · Triticum aestivum (wheat)Positive and negative results

462 papers: 266 positive, 196 negative or no effect

265 papers in the same direction as this paper · 191 in the opposite direction · 5 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

458 papers more in this group

See all 462 papers →

transplanting · yield · Oryza sativa (rice)Positive and negative results

1,078 papers: 922 positive, 156 negative or no effect

921 papers in the same direction as this paper · 132 in the opposite direction · 24 reporting no difference from an alternative

  1. no effect
  2. no effect
  3. no effect

1,074 papers more in this group

See all 1,078 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.