Paper · 2014 · Pakistan Journal of Agricultural Research

Evaluation of pre and post-emergence herbicides for weed management in lentil (Lens culinaris Medik.).

Asghar Ali; Muhammad Usman Tahir; Shahid Riaz Malik; et al.

5
claims
15
verbatim quotes
2
citations
2
research areas
—
Not open access

Abstract

The weeds in lentil are one of the major constraints in obtaining maximum yield. The manual weed control is simply not feasible because it is time consuming and costly. The chemical weed control is the effective method of weed management. A field study was conducted to evaluate pre and post-emergence herbicides for weed control in lentil. The experiment comprised eight treatments including three herbicides, manual weeding and check (no weeding). The yield was higher in manual weeding but in herbicide treatments Isoproturon as pre-emergence @ 2 kg -1 ha produced statistically at par grain yield to that of manual weeding -1 followed by Isoproturon after one month of planting @ 2 kg ha . Both the treatments showed 193.9% and 109.2% yield increase, respectively, over -1 the check. It indicates that Isoproturon @ 2 kg ha can be used pre or post- emergence in lentil fields to control the weeds without causing injury to lentil plants.

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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 5

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Manual weeding gave the highest lentil yield.

Taxon
lentilLens culinarist0
Treatment
manual weedinge0
Outcome
yielde0
Direction
highere0

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

Lens culinaris
Lens culinaris · TaxonUser:Justinc · CC BY-SA 2.5 · Wikimedia Commons ↗

Verbatim

e0

“The yield was higher in manual weeding”

✓ located verbatim in the source · abstract, characters 450–488 · show in text ↑
t0

“lentil”

✓ located verbatim in the source · title, characters 71–77 · show in text ↑
t1

“lentil”

✓ located verbatim in the source · title, characters 71–77 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Pre-emergence Isoproturon yielded grain statistically at par with manual weeding.

Taxon
lentilLens culinarist0
Treatment
Isoproturon as pre-emergence @ 2 kg -1 hae0
Outcome
grain yielde0
Direction
statistically at pare0
Comparator
manual weedinge0

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

Lens culinaris
Lens culinaris · TaxonUser:Justinc · CC BY-SA 2.5 · Wikimedia Commons ↗

Verbatim

e0

“Isoproturon as pre-emergence @ 2 kg -1 ha produced statistically at par grain yield to that of manual weeding”

✓ located verbatim in the source · abstract, characters 517–626 · show in text ↑
t0

“lentil”

✓ located verbatim in the source · title, characters 71–77 · show in text ↑
t1

“lentil”

✓ located verbatim in the source · title, characters 71–77 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Pre-emergence Isoproturon increased yield 193.9% over the check.

Taxon
lentilLens culinarist0
Treatment
Isoproturone1
Outcome
yielde0
Direction
increasee0
Value
193.9%e0
Comparator
checke0

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

Lens culinaris
Lens culinaris · TaxonUser:Justinc · CC BY-SA 2.5 · Wikimedia Commons ↗

Verbatim

e0

“Both the treatments showed 193.9% and 109.2% yield increase, respectively, over -1 the check”

✓ located verbatim in the source · abstract, characters 694–786 · show in text ↑
t0

“lentil”

✓ located verbatim in the source · title, characters 71–77 · show in text ↑
t1

“lentil”

✓ located verbatim in the source · title, characters 71–77 · show in text ↑
e1

“Isoproturon as pre-emergence @ 2 kg -1 ha produced statistically at par grain yield to that of manual weeding -1 followed by Isoproturon after one month of planting @ 2 kg ha”

✓ located verbatim in the source · abstract, characters 517–691 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Post-emergence Isoproturon increased yield 109.2% over the check.

Taxon
lentilLens culinarist0
Treatment
Isoproturone1
Outcome
yielde0
Direction
increasee0
Value
109.2%e0
Comparator
checke0

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

Lens culinaris
Lens culinaris · TaxonUser:Justinc · CC BY-SA 2.5 · Wikimedia Commons ↗

Verbatim

e0

“Both the treatments showed 193.9% and 109.2% yield increase, respectively, over -1 the check”

✓ located verbatim in the source · abstract, characters 694–786 · show in text ↑
t0

“lentil”

✓ located verbatim in the source · title, characters 71–77 · show in text ↑
t1

“lentil”

✓ located verbatim in the source · title, characters 71–77 · show in text ↑
e1

“Isoproturon as pre-emergence @ 2 kg -1 ha produced statistically at par grain yield to that of manual weeding -1 followed by Isoproturon after one month of planting @ 2 kg ha”

✓ located verbatim in the source · abstract, characters 517–691 · show in text ↑
Recommendationauthor interpretationoriginal resultbasis n/a

Claim · model-written summary

The authors recommend Isoproturon before or after emergence to control weeds without lentil injury.

Taxon
lentilLens culinarise0
Treatment
Isoproturon @ 2 kg hae0
Outcome
control the weeds without causing injury to lentil plantse0

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

Lens culinaris
Lens culinaris · TaxonUser:Justinc · CC BY-SA 2.5 · Wikimedia Commons ↗

Verbatim

e0

“Isoproturon @ 2 kg ha can be used pre or post- emergence in lentil fields to control the weeds without causing injury to lentil plants”

✓ located verbatim in the source · abstract, characters 806–940 · show in text ↑

herbicide · yield · Lens culinaris (lentil)Results differ

47 papers: 36 positive, 11 negative or no effect

10 papers in the same direction as this paper · 36 reporting no difference from an alternative

  1. positive
  2. positive
  3. no effect
    No herbicide treatment yielded more than the weed-free check.

    Chemical weed‐control in chickpea and lentil · 1995 · compared with weed‐free check

    Same directionCited by this paper

43 papers more in this group

See all 47 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.