Paper · 2014 · Trends in Biosciences/Trends in biosciences

Performance of pre and post-emergence herbicides on weed flora and yield of turmeric.

E. Sathiyavani; N. K. Prabhakaran

5
claims
11
verbatim quotes
2
citations
2
research areas
—
Not open access

Abstract

A field experiment was conducted during kharif 2012–13 to study the performance of pre and post-emergence herbicides on weed flora and yield of turmeric. The results revealed that pre-emergence application of metribuzin 0.7 kg/ha+ hand weeding on 45 & 75 DAP recorded significantly lower density and dry weightof grasses, sedges and broad leaved weeds with higher weed control efficiency which was on par with PE pendimethalin 1.0 kg/ha+ HW on 45 and 75 DAP and oxyfluorfen 0.30 kg/ha+ HW on 45 and 75 DAP. Yield attributes like; number of rhizomes/plant and weight ofrhizome/plant, rhizome yield, harvest index and weed index were higher with pre-emergence application of metribuzin 0.7 kg/ha+ hand weeding on 45 & 75 DAP. Unweeded check recorded lower yield attributes and yield.

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Claims 5

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Metribuzin plus hand weeding significantly lowered grass, sedge and broadleaf weed density and dry weight.

Taxon
turmericCurcuma longat0
Treatment
pre-emergence application of metribuzin 0.7 kg/ha+ hand weeding on 45 & 75 DAPe0
Interactor
grasses, sedges and broad leaved weedse0weed
Outcome
density and dry weightof grasses, sedges and broad leaved weedse0
Direction
lowere0

Not reportedComparator

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

Curcuma longa
Curcuma longa · TaxonJ.M.Garg · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e0

“pre-emergence application of metribuzin 0.7 kg/ha+ hand weeding on 45 & 75 DAP recorded significantly lower density and dry weightof grasses, sedges and broad leaved weeds”

✓ located verbatim in the source · abstract, characters 180–351 · show in text ↑
t0

“turmeric”

✓ located verbatim in the source · title, characters 76–84 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Metribuzin plus hand weeding gave higher weed control efficiency, on par with pendimethalin and oxyfluorfen treatments.

Taxon
turmericCurcuma longat0
Treatment
pre-emergence application of metribuzin 0.7 kg/ha+ hand weeding on 45 & 75 DAPe1
Outcome
weed control efficiencye0
Direction
highere0
Comparator
PE pendimethalin 1.0 kg/ha+ HW on 45 and 75 DAPe0

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

Curcuma longa
Curcuma longa · TaxonJ.M.Garg · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e0

“higher weed control efficiency which was on par with PE pendimethalin 1.0 kg/ha+ HW on 45 and 75 DAP and oxyfluorfen 0.30 kg/ha+ HW on 45 and 75 DAP”

✓ located verbatim in the source · abstract, characters 357–505 · show in text ↑
e1

“results revealed that pre-emergence application of metribuzin 0.7 kg/ha+ hand weeding on 45 & 75 DAP”

✓ located verbatim in the source · abstract, characters 158–258 · show in text ↑
t0

“turmeric”

✓ located verbatim in the source · title, characters 76–84 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Metribuzin plus hand weeding increased turmeric rhizome number, rhizome weight and rhizome yield.

Taxon
turmericCurcuma longat0
Treatment
pre-emergence application of metribuzin 0.7 kg/ha+ hand weeding on 45 & 75 DAPe0
Outcome
number of rhizomes/plant and weight ofrhizome/plant, rhizome yielde0
Direction
highere0

Not reportedComparator

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

Curcuma longa
Curcuma longa · TaxonJ.M.Garg · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e0

“number of rhizomes/plant and weight ofrhizome/plant, rhizome yield, harvest index and weed index were higher with pre-emergence application of metribuzin 0.7 kg/ha+ hand weeding on 45 & 75 DAP”

✓ located verbatim in the source · abstract, characters 530–722 · show in text ↑
t0

“turmeric”

✓ located verbatim in the source · title, characters 76–84 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Metribuzin plus hand weeding raised harvest index and weed index.

Taxon
turmericCurcuma longat0
Treatment
pre-emergence application of metribuzin 0.7 kg/ha+ hand weeding on 45 & 75 DAPe0
Outcome
harvest index and weed indexe0
Direction
highere0

Not reportedComparator

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

Curcuma longa
Curcuma longa · TaxonJ.M.Garg · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e0

“rhizome yield, harvest index and weed index were higher with pre-emergence application of metribuzin 0.7 kg/ha+ hand weeding on 45 & 75 DAP”

✓ located verbatim in the source · abstract, characters 583–722 · show in text ↑
t0

“turmeric”

✓ located verbatim in the source · title, characters 76–84 · show in text ↑
Observationobservedoriginal resultnegativemeasured

Claim · model-written summary

Unweeded check had lower turmeric yield attributes and yield.

Taxon
turmericCurcuma longat0
Treatment
Unweeded checke0
Outcome
yield attributes and yielde0
Direction
lowere0

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

Curcuma longa
Curcuma longa · TaxonJ.M.Garg · CC BY 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Unweeded check recorded lower yield attributes and yield.”

✓ located verbatim in the source · abstract, characters 724–781 · show in text ↑
t0

“turmeric”

✓ located verbatim in the source · title, characters 76–84 · show in text ↑

metribuzin · yield · Curcuma longa (turmeric)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 →

metribuzin · weed · Curcuma longa (turmeric)Results agree

8 papers: 8 positive, 0 negative or no effect

7 papers in the same direction as this paper

  1. positive
    Metribuzin plus mulch and hand weeding controlled weeds significantly better, on par with two other herbicide combinations.

    Integrated weed management practices in turmeric (Curcuma longa) · 2001 · compared with pendimethalin 1 kg/ha as pre-emergence fb straw mulch 10 t/ha fb 1 HW 75 DAP and atrazine 750 g/ha as pre-emergence fb straw mulch 10 t/ha fb 1 HW 75 DAP

    Same directionCites this paper

  2. positive
  3. positive

4 papers more in this group

See all 8 papers →

herbicide · weed · Curcuma longa (turmeric)Results agree

11 papers: 11 positive, 0 negative or no effect

10 papers in the same direction as this paper

  1. positive
    Metribuzin plus mulch and hand weeding controlled weeds significantly better, on par with two other herbicide combinations.

    Integrated weed management practices in turmeric (Curcuma longa) · 2001 · compared with pendimethalin 1 kg/ha as pre-emergence fb straw mulch 10 t/ha fb 1 HW 75 DAP and atrazine 750 g/ha as pre-emergence fb straw mulch 10 t/ha fb 1 HW 75 DAP

    Same directionCites this paper

  2. positive
  3. positive

7 papers more in this group

See all 11 papers →

herbicide · yield · Curcuma longa (turmeric)Results agree

15 papers: 15 positive, 0 negative or no effect

14 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

11 papers more in this group

See all 15 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.