Paper · 2002 · Agricultural science digest

CHEMICAL WEED CONTROL USING NON-SELECTIVE HERBICIDES IN IRRIGATED COTION (G. HIRSUTUMj

T. Nadanassababady; O. S. Kandasamy; R.V. Selvi; et al.

4
claims
5
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

Results of the field study indicated that post-ernergence control of weeds with non-selective herbicide glyphosate 2.05 kg ha −1 fb HW enhanced the seed cotton yield to 1412 kg ha −1, which was 200 kg more than that yield obtained with manual weeding twice (1215 kg ha −1). Pre-emergence control of weeds with pendimethalin 1.0 kg ha −1 fb a manual weeding recorded 1154 kg of seed cotton ha −1 which was also signifkantly inferior to post-emergence weed control. Lower dose of glyphosate 1.025 kg ha −1 fb HW and glufosinate 0.45 kg ha −1 also controlled the weeds effectively and produced comparable cotton yield with that of glyphosate 2.05 kg ha −1 fb HW.

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Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Post-emergence glyphosate 2.05 kg ha −1 followed by hand weeding enhanced seed cotton yield to 1412 kg ha −1, 200 kg more than twice manual weeding.

Treatment
post-ernergence control of weeds with non-selective herbicide glyphosate 2.05 kg ha −1 fb HWe0
Interactor
weedse0weed
Outcome
seed cotton yielde0
Direction
enhancede0
Value
1412 kg ha −1e0
Comparator
manual weeding twicee1

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

“post-ernergence control of weeds with non-selective herbicide glyphosate 2.05 kg ha −1 fb HW enhanced the seed cotton yield to 1412 kg ha −1”

✓ located verbatim in the source · abstract, characters 42–182 · show in text ↑
e1

“which was 200 kg more than that yield obtained with manual weeding twice (1215 kg ha −1)”

✓ located verbatim in the source · abstract, characters 184–272 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Pre-emergence pendimethalin 1.0 kg ha −1 followed by manual weeding gave seed cotton yield of 1154 kg ha −1, significantly inferior to post-emergence weed control.

Treatment
Pre-emergence control of weeds with pendimethalin 1.0 kg ha −1 fb a manual weedinge2
Interactor
weedse2weed
Outcome
seed cottone2
Direction
inferiore2
Value
1154 kg of seed cotton ha −1e2
Comparator
post-emergence weed controle2

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

e2

“Pre-emergence control of weeds with pendimethalin 1.0 kg ha −1 fb a manual weeding recorded 1154 kg of seed cotton ha −1 which was also signifkantly inferior to post-emergence weed control”

✓ located verbatim in the source · abstract, characters 274–462 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Lower-dose glyphosate 1.025 kg ha −1 followed by HW and glufosinate 0.45 kg ha −1 produced cotton yield comparable to glyphosate 2.05 kg ha −1 followed by HW.

Treatment
glyphosate 1.025 kg ha −1 fb HW and glufosinate 0.45 kg ha −1e3
Interactor
weedse3weed
Outcome
cotton yielde3
Direction
comparablee3
Comparator
glyphosate 2.05 kg ha −1 fb HWe3

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

e3

“Lower dose of glyphosate 1.025 kg ha −1 fb HW and glufosinate 0.45 kg ha −1 also controlled the weeds effectively and produced comparable cotton yield with that of glyphosate 2.05 kg ha −1 fb HW”

✓ located verbatim in the source · abstract, characters 464–658 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Lower-dose glyphosate followed by HW and glufosinate controlled the weeds effectively.

Interactor
weedse3weed
Outcome
the weedse3
Qualifier
controlled the weeds effectivelye3

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

e3

“Lower dose of glyphosate 1.025 kg ha −1 fb HW and glufosinate 0.45 kg ha −1 also controlled the weeds effectively and produced comparable cotton yield with that of glyphosate 2.05 kg ha −1 fb HW”

✓ located verbatim in the source · abstract, characters 464–658 · show in text ↑

glufosinate · yield · Gossypium hirsutum (cotton)Results differ

18 papers: 8 positive, 10 negative or no effect

7 papers in the same direction as this paper · 9 in the opposite direction · 1 reporting no difference from an alternative

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

14 papers more in this group

See all 18 papers →

glyphosate · yield · Gossypium hirsutum (cotton)Results differ

61 papers: 35 positive, 26 negative or no effect

34 papers in the same direction as this paper · 20 in the opposite direction · 6 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

57 papers more in this group

See all 61 papers →

pendimethalin · organism · Gossypium hirsutum (cotton)Positive and negative results

5 papers: 3 positive, 2 negative or no effect

1 paper in the same direction as this paper · 3 in the opposite direction

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 papers →

herbicide · organism · Gossypium hirsutum (cotton)Positive and negative results

35 papers: 21 positive, 14 negative or no effect

13 papers in the same direction as this paper · 21 in the opposite direction

  1. positive
  2. positive
  3. positive

31 papers more in this group

See all 35 papers →

herbicide · yield · Gossypium hirsutum (cotton)Positive and negative results

182 papers: 123 positive, 59 negative or no effect

122 papers in the same direction as this paper · 51 in the opposite direction · 8 reporting no difference from an alternative

  1. no effect
  2. negative
  3. negative

178 papers more in this group

See all 182 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.