Paper · 2012 · JOURNAL OF WEED SCIENCE RESEARCH

ALLELOPATHIC EFFECT OF CONGRESS GRASS ON WEEDS AND YIELD OF WHEAT

Khaliq Noor; Ejaz Ahmad Khan; Mohammad Safdar Baloch; et al.

7
claims
14
verbatim quotes
8
citations
2
research areas
—
Not open access

Abstract

A research trial was conducted at the Agricultural Research Institute, Dera Ismail Khan to investigate the allelopathic effect of congress grass applied alone or in combination with half and full recommended doses of commercial herbicides (Puma Super and Buctril Super) during the year 2010-11. The results revealed that weed control strategies including hand weeding (30 and 60 days after sowing), application of herbicides and use of congress grass water extract significantly controlled weeds over the weedy check. Among the treatments, herbicide Puma Super full recommended dose (625 mL ha -1 ) significantly increased leaf area index, leaf area duration, crop growth rate, number of tillers, number of grains spike -1 , 1000-grain weight and grain yield. While, weed density and dry weed biomass were minimum in hand weeding. The findings revealed that, in order to obtain maximum yield of wheat, the plots should be kept weed free by hand weeding throughout the growing season or weeds should be suppressed by application of herbicide like Puma super with recommended dose. It is therefore concluded that herbicides can be used to control weeds in wheat field where labor is expensive.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 7

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Weed control including congress grass water extract significantly controlled weeds compared with the weedy check.

Treatment
use of congress grass water extracte1
Interactor
weedse1weed
Outcome
weedse1
Direction
significantly controllede1
Comparator
weedy checke1

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

t0

“YIELD OF WHEAT”

✓ located verbatim in the source · title, characters 51–65 · show in text ↑
e1

“weed control strategies including hand weeding (30 and 60 days after sowing), application of herbicides and use of congress grass water extract significantly controlled weeds over the weedy check”

✓ located verbatim in the source · abstract, characters 321–516 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Full recommended dose of Puma Super significantly increased leaf area index, leaf area duration and crop growth rate in wheat.

Treatment
Puma Super full recommended dose (625 mL ha -1 )e2
Outcome
leaf area index, leaf area duration, crop growth ratee2
Direction
significantly increasede2

Not reportedComparator

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

t0

“YIELD OF WHEAT”

✓ located verbatim in the source · title, characters 51–65 · show in text ↑
e2

“Among the treatments, herbicide Puma Super full recommended dose (625 mL ha -1 ) significantly increased leaf area index, leaf area duration, crop growth rate, number of tillers, number of grains spike -1 , 1000-grain weight and grain yield”

✓ located verbatim in the source · abstract, characters 518–758 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Full recommended dose of Puma Super significantly increased tiller number, grains per spike and 1000-grain weight in wheat.

Treatment
Puma Super full recommended dose (625 mL ha -1 )e2
Outcome
number of tillers, number of grains spike -1 , 1000-grain weighte2
Direction
significantly increasede2

Not reportedComparator

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

t0

“YIELD OF WHEAT”

✓ located verbatim in the source · title, characters 51–65 · show in text ↑
e2

“Among the treatments, herbicide Puma Super full recommended dose (625 mL ha -1 ) significantly increased leaf area index, leaf area duration, crop growth rate, number of tillers, number of grains spike -1 , 1000-grain weight and grain yield”

✓ located verbatim in the source · abstract, characters 518–758 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Full recommended dose of Puma Super significantly increased wheat grain yield.

Treatment
Puma Super full recommended dose (625 mL ha -1 )e2
Outcome
grain yielde2
Direction
significantly increasede2

Not reportedComparator

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

t0

“YIELD OF WHEAT”

✓ located verbatim in the source · title, characters 51–65 · show in text ↑
e2

“Among the treatments, herbicide Puma Super full recommended dose (625 mL ha -1 ) significantly increased leaf area index, leaf area duration, crop growth rate, number of tillers, number of grains spike -1 , 1000-grain weight and grain yield”

✓ located verbatim in the source · abstract, characters 518–758 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Weed density and dry weed biomass were lowest under hand weeding in wheat.

Treatment
hand weedinge3
Interactor
weede3weed
Outcome
weed density and dry weed biomasse3
Direction
minimume3

Not reportedComparator

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

t0

“YIELD OF WHEAT”

✓ located verbatim in the source · title, characters 51–65 · show in text ↑
e3

“While, weed density and dry weed biomass were minimum in hand weeding”

✓ located verbatim in the source · abstract, characters 760–829 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

To maximize wheat yield, plots should be kept weed-free by hand weeding through the growing season or weeds suppressed with herbicide at the recommended dose.

Treatment
hand weeding throughout the growing seasone4
Outcome
maximum yield of wheate4

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

t0

“YIELD OF WHEAT”

✓ located verbatim in the source · title, characters 51–65 · show in text ↑
e4

“in order to obtain maximum yield of wheat, the plots should be kept weed free by hand weeding throughout the growing season or weeds should be suppressed by application of herbicide like Puma super with recommended dose”

✓ located verbatim in the source · abstract, characters 859–1078 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

Herbicides can be used to control weeds in wheat fields where labor is expensive.

Treatment
herbicidese5
Outcome
control weedse5
Qualifier
where labor is expensivee5

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

t0

“YIELD OF WHEAT”

✓ located verbatim in the source · title, characters 51–65 · show in text ↑
e5

“It is therefore concluded that herbicides can be used to control weeds in wheat field where labor is expensive”

✓ located verbatim in the source · abstract, characters 1080–1190 · show in text ↑

146712 · yield · Triticum aestivum (wheat)Results agree

9 papers: 9 positive, 0 negative or no effect

8 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

5 papers more in this group

See all 9 papers →

botanical · weed · Triticum aestivum (wheat)Positive and negative results

42 papers: 41 positive, 1 negative or no effect

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

  1. positive
  2. positive
  3. positive

38 papers more in this group

See all 42 papers →

herbicide · weed · Triticum aestivum (wheat)Positive and negative results

401 papers: 362 positive, 39 negative or no effect

361 papers in the same direction as this paper · 34 in the opposite direction · 5 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

397 papers more in this group

See all 401 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.