Paper · 1984 · Indian Journal of Weed Science

Weed Control in Transplanted Rice by Herbicides in Summer Season1

B. T. S. Moorthy; G. B. Manna

3
claims
4
verbatim quotes
1
citations
2
research areas
—
Not open access

Abstract

Results of two field experiments conducted at Central Rice Research Institute, Cuttack indicated that the weed flora of transplanted rice comprised mainly of sedges viz., Cyperus difformis, Fimbristylis miliacea Vahl. and Scirpus supinus L. causing an average loss in grain yield by 9%. Studies on evaluation of different formulatations of granular herbicides revealed a very broad range ot choice existed among the herbicides viz., 2, 4-D EE, butachlor+2, 4-D IPE, oxa-diazon and oxyfluorfen for effective weed control in transplanted rice culture.

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Claims 3

Observationobservedoriginal resultmeasured

Claim · model-written summary

The main weeds in transplanted rice were three sedge species.

Taxon
transplanted ricee0
Interactor
Cyperus difformisCyperus difformise0weed
Second interactor
Fimbristylis miliacea Vahl.Fimbristylis quinquangularise0weed
Outcome
weed florae0
Qualifier
Scirpus supinus L.e0

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

Cyperus difformis
Cyperus difformis · InteractorMargaretRDonald · CC BY-SA 4.0 · Wikimedia Commons ↗
Fimbristylis quinquangularis
Fimbristylis quinquangularis · Second interactorRison Thumboor · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“the weed flora of transplanted rice comprised mainly of sedges viz., Cyperus difformis, Fimbristylis miliacea Vahl. and Scirpus supinus L.”

✓ located verbatim in the source · abstract, characters 102–240 · show in text ↑
Associationobservedoriginal resultnegativemeasured

Claim · model-written summary

Weeds caused 9% average grain yield loss.

Taxon
transplanted ricet0
Interactor
Weedt0weed
Outcome
grain yielde0
Direction
losse0
Value
9%e0

Verbatim

e0

“causing an average loss in grain yield by 9%.”

✓ located verbatim in the source · abstract, characters 241–286 · show in text ↑
t0

“Weed Control in Transplanted Rice”

✓ located verbatim in the source · title, characters 0–33 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The evaluated granular herbicides offered effective weed control.

Taxon
transplanted ricee0
Treatment
2, 4-D EEe0
Interactor
weede0weed
Outcome
effective weed controle0

Not reportedComparatorDirection

Verbatim

e0

“a very broad range ot choice existed among the herbicides viz., 2, 4-D EE, butachlor+2, 4-D IPE, oxa-diazon and oxyfluorfen for effective weed control in transplanted rice culture.”

✓ located verbatim in the source · abstract, characters 369–549 · show in text ↑

2,4-D · weed · Oryza sativa (rice)Results differ

49 papers: 47 positive, 2 negative or no effect

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

  1. no effect
  2. no effect
  3. positive

45 papers more in this group

See all 49 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.