Paper · 2016 · Indian Journal of Weed Science

Management of complex weeds in sugarcane by ametryn + trifloxysulfuron

Rohitashav Singh; Neelam; D.K. Singh; et al.

8
claims
16
verbatim quotes
2
citations
2
research areas
✓
Open access · cc-by

Abstract

Field experiment was conducted to evaluate the bio-efficacy of ametryn 73.15% + trifloxysulfuron 1.85% W.G for the management of grasses, sedge and broad-leaf weeds in sugarcane. The experiment consisted of nine treatments laid out in randomized block design with three replications. Cyperus rotundus, Ipomoea spp, Brachiaria reptans, Echinochloa cotona, Digitaria sanguinalis and Dactyloctenium aegyptium were observed as major weeds. Among herbicide treatments, the lowest density of total weeds was observed with ametryn + trifloxysulfuron at 1500 g/ha though the differences were nonsignificant when compared with its lower dose i.e. 1250 g/ha at 15 and 45 days after application (DAA). Application of ametryn + trifloxysulfuron 1250 and 1500 g/ha recorded significantly lower weed dry weight over any other herbicidal treatment at 15 and 45 days. Highest weed control efficiency of total weeds at both 15 and 45 DAA were recorded with the application of ametryn + trifloxysulfuron 1500 g/ha which was closely followed by 1250 g/ha. The highest cane yields (9.04 t/ha and 10.51 t/ha) were recorded from weed free plot being at par with hand weeding thrice at 30, 60 and 90 DAP.

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Claims 8

Observationobservedoriginal resultmeasured

Claim · model-written summary

The major weeds included Cyperus rotundus, Ipomoea and Brachiaria reptans.

Taxon
sugarcanet0
Interactor
Cyperus rotundusCyperus rotunduse0weed
Second interactor
Ipomoea sppIpomoeae0weed
Outcome
major weedse0

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

Cyperus rotundus
Cyperus rotundus · InteractorNo machine-readable author provided. Rickjpelleg assumed (based on copyright claims). · CC BY 2.5 · Wikimedia Commons ↗
Ipomoea
Ipomoea · Second interactor · picture of the genus (one of its species)Tauʻolunga · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Cyperus rotundus, Ipomoea spp, Brachiaria reptans, Echinochloa cotona, Digitaria sanguinalis and Dactyloctenium aegyptium were observed as major weeds”

✓ located verbatim in the source · abstract, characters 284–434 · show in text ↑
t0

“sugarcane”

✓ located verbatim in the source · title, characters 31–40 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Echinochloa cotona, Digitaria sanguinalis and Dactyloctenium aegyptium were also major weeds.

Taxon
sugarcanet0
Interactor
Echinochloa cotonae0weed
Second interactor
Digitaria sanguinalisDigitaria sanguinalise0weed
Outcome
major weedse0

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

Digitaria sanguinalis
Digitaria sanguinalis · Second interactorMatt Lavin from Bozeman, Montana, USA · CC BY-SA 2.0 · Wikimedia Commons ↗

Verbatim

e0

“Echinochloa cotona, Digitaria sanguinalis and Dactyloctenium aegyptium were observed as major weeds”

✓ located verbatim in the source · abstract, characters 335–434 · show in text ↑
t0

“sugarcane”

✓ located verbatim in the source · title, characters 31–40 · show in text ↑
Intervention effectobservedoriginal resultpositivenot significant (as stated)measured

Claim · model-written summary

Ametryn plus trifloxysulfuron at 1500 g/ha gave the lowest total weed density, though the 1250 g/ha comparison was nonsignificant.

Taxon
sugarcanet0
Treatment
ametryn + trifloxysulfuron at 1500 g/hae0
Outcome
density of total weedse0
Direction
loweste0
Qualifier
15 and 45 days after application (DAA)e0
Comparator
1250 g/hae0

Verbatim

e0

“the lowest density of total weeds was observed with ametryn + trifloxysulfuron at 1500 g/ha though the differences were nonsignificant when compared with its lower dose i.e. 1250 g/ha at 15 and 45 days after application (DAA)”

✓ located verbatim in the source · abstract, characters 464–689 · show in text ↑
t0

“sugarcane”

✓ located verbatim in the source · title, characters 31–40 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Ametryn plus trifloxysulfuron at 1250 g/ha significantly lowered weed dry weight against other herbicides.

Taxon
sugarcanet0
Treatment
ametryn + trifloxysulfuron 1250e0
Outcome
weed dry weighte0
Direction
lowere0
Qualifier
15 and 45 dayse0
Comparator
any other herbicidal treatmente0

Verbatim

e0

“Application of ametryn + trifloxysulfuron 1250 and 1500 g/ha recorded significantly lower weed dry weight over any other herbicidal treatment at 15 and 45 days”

✓ located verbatim in the source · abstract, characters 691–850 · show in text ↑
t0

“sugarcane”

✓ located verbatim in the source · title, characters 31–40 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Ametryn plus trifloxysulfuron at 1500 g/ha significantly lowered weed dry weight against other herbicides.

Taxon
sugarcanet0
Treatment
1500 g/hae0
Outcome
weed dry weighte0
Direction
lowere0
Qualifier
15 and 45 dayse0
Comparator
any other herbicidal treatmente0

Verbatim

e0

“Application of ametryn + trifloxysulfuron 1250 and 1500 g/ha recorded significantly lower weed dry weight over any other herbicidal treatment at 15 and 45 days”

✓ located verbatim in the source · abstract, characters 691–850 · show in text ↑
t0

“sugarcane”

✓ located verbatim in the source · title, characters 31–40 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The 1500 g/ha rate had the highest total weed control efficiency at both assessment times.

Taxon
sugarcanet0
Treatment
ametryn + trifloxysulfuron 1500 g/hae0
Outcome
weed control efficiency of total weedse0
Direction
Higheste0
Qualifier
both 15 and 45 DAAe0
Comparator
1250 g/hae0

Verbatim

e0

“Highest weed control efficiency of total weeds at both 15 and 45 DAA were recorded with the application of ametryn + trifloxysulfuron 1500 g/ha which was closely followed by 1250 g/ha”

✓ located verbatim in the source · abstract, characters 852–1035 · show in text ↑
t0

“sugarcane”

✓ located verbatim in the source · title, characters 31–40 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The weed-free plot gave the highest cane yield, 9.04 t/ha in one comparison.

Taxon
sugarcanet0
Treatment
weed free plote0
Outcome
cane yieldse0
Direction
higheste0
Value
9.04 t/hae0
Comparator
hand weeding thrice at 30, 60 and 90 DAPe0

Verbatim

e0

“The highest cane yields (9.04 t/ha and 10.51 t/ha) were recorded from weed free plot being at par with hand weeding thrice at 30, 60 and 90 DAP”

✓ located verbatim in the source · abstract, characters 1037–1180 · show in text ↑
t0

“sugarcane”

✓ located verbatim in the source · title, characters 31–40 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The weed-free plot gave the highest cane yield, 10.51 t/ha in another comparison.

Taxon
sugarcanet0
Treatment
weed free plote0
Outcome
cane yieldse0
Direction
higheste0
Value
10.51 t/hae0
Comparator
hand weeding thrice at 30, 60 and 90 DAPe0

Verbatim

e0

“The highest cane yields (9.04 t/ha and 10.51 t/ha) were recorded from weed free plot being at par with hand weeding thrice at 30, 60 and 90 DAP”

✓ located verbatim in the source · abstract, characters 1037–1180 · show in text ↑
t0

“sugarcane”

✓ located verbatim in the source · title, characters 31–40 · show in text ↑

ametryn · weed · Saccharum officinarum (sugarcane)Results agree

8 papers: 8 positive, 0 negative or no effect

7 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

4 papers more in this group

See all 8 papers →

herbicide · yield · Saccharum officinarum (sugarcane)Results differ

51 papers: 37 positive, 14 negative or no effect

36 papers in the same direction as this paper · 14 in the opposite direction

  1. negative
  2. no effect
  3. no effect

47 papers more in this group

See all 51 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.