Paper · 2011 · Indian Journal of Weed Science

Chemical weed control in transplanted rice in Hirakud command area of Orissa

Alok Kumar Patra; Jaydeep Halder; Minati Mishra

3
claims
6
verbatim quotes
12
citations
2
research areas
—
Not open access

Abstract

A field experiment was conducted to evaluate the efficiency of herbicide mixture of almix (metasulfuron methyl + chlorimuron ethyl) and butachlor to control both grassy and broad leaved weeds. Application of almix 0.004 kg/ha mixed with butachlor 0.938 kg/ha at three days after transplanting (DAT) was at par with hand-weeding twice at 20 and 40 DAT in controlling weeds and higher grain yield. This application increased the grain yield by 45.1% over the unweeded check. There was a negative linear relationship between weed dry weight and grain yield.

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Claims 3

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Almix mixed with butachlor at three days after transplanting controlled weeds comparably to two hand weedings.

Treatment
almix 0.004 kg/ha mixed with butachlor 0.938 kg/ha at three days after transplanting (DAT)e0
Interactor
weedse0weed
Outcome
controlling weedse0
Direction
at pare0
Comparator
hand-weeding twice at 20 and 40 DATe0

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

“Application of almix 0.004 kg/ha mixed with butachlor 0.938 kg/ha at three days after transplanting (DAT) was at par with hand-weeding twice at 20 and 40 DAT in controlling weeds”

✓ located verbatim in the source · abstract, characters 193–371 · show in text ↑
t0

“rice”

✓ located verbatim in the source · title, characters 38–42 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The herbicide mixture increased grain yield by 45.1% over the unweeded check.

Treatment
almix 0.004 kg/ha mixed with butachlor 0.938 kg/ha at three days after transplanting (DAT)e0
Interactor
weedse0weed
Outcome
grain yielde0
Direction
increasede0
Value
45.1%e0
Comparator
unweeded checke0

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

“Application of almix 0.004 kg/ha mixed with butachlor 0.938 kg/ha at three days after transplanting (DAT) was at par with hand-weeding twice at 20 and 40 DAT in controlling weeds and higher grain yield. This application increased the grain yield by 45.1% over the unweeded check”

✓ located verbatim in the source · abstract, characters 193–471 · show in text ↑
t0

“rice”

✓ located verbatim in the source · title, characters 38–42 · show in text ↑
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Weed dry weight was negatively linearly related to grain yield.

Interactor
weede0weed
Outcome
grain yielde0
Direction
negativee0

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

“There was a negative linear relationship between weed dry weight and grain yield”

✓ located verbatim in the source · abstract, characters 473–553 · show in text ↑
t0

“rice”

✓ located verbatim in the source · title, characters 38–42 · show in text ↑

butachlor · yield · Oryza sativa (rice)Results differ

90 papers: 82 positive, 8 negative or no effect

81 papers in the same direction as this paper · 5 in the opposite direction · 3 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

86 papers more in this group

See all 90 papers →

butachlor · weed · Oryza sativa (rice)Results differ

97 papers: 90 positive, 7 negative or no effect

89 papers in the same direction as this paper · 4 in the opposite direction · 3 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

93 papers more in this group

See all 97 papers →

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

146 papers: 129 positive, 17 negative or no effect

128 papers in the same direction as this paper · 16 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

142 papers more in this group

See all 146 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.