Paper · 2013 · Indian Journal of Agricultural Research

Studies on effect of growth regulators and herbicides on gladiolus

Devender Chahal; R. K. Malik; S. C. Rana

10
claims
18
verbatim quotes
4
citations
4
research areas
—
Not open access

Abstract

A field experiment was carried out to evalutate the effects of growth regulators (control, preplanting dip of corms in 100 ppm GA3 solution for 24 hrs, pre-plantind dip of corms in 500 ppm thiourea solution for 24 hrs) and nine weed control treatments on gladiolus cv. ‘unerican Beauty’. The nine weed control treatments were weed free; weedy check; atrazine 3 kg ha−1 at 1–2 days after planting (DAP) followed by (fb) one hand hoeing (HH) at 120 DAP; atrazine 1.5 kg ha−1 at 1–2 DAP fb one HH + atrazine @ 1.5 kg ha−1 at 120 DAP; atrazine @ 0.75 kg ha−1 at 1–2 DAP fb one HH + atrazine 0.75 kg ha−1 at 120 DAP; trifluralin 2 kg ha−1 at 1–2 days before planting (DBP) fb one HH at 120 DAP; trifluralin 1.0 kg ha−1 at 1–2 DBP fb one HH + trifluralin 1.0 kg ha−1 at 120 DAP; oxyfluorfen 0.50 kg/ha at 1–2 DAP fb one HH + oxyfluorfen 0.25 kg ha−t at 120 DAP. Pre-planting dip treatment of gladiolus corms with GA3 (100 ppm) and thiourea (500ppm) markedly improved the quality and production of spikes as well as corms. More uniform sprouting, better flowering, better coemel production, more suppression of weeds and higher additional return were additional benefits of GA3 over thiourea. Among herbicidal treatments, atrazine @ 3kg ha−1 (either in single dose or in two equal splits) was observed comparatively more efficient in controlling weeds; but caused phytotoxicity to cropplants. Among the rest of the herbicidal applications, most consisitant acceptable in dry weight accumulation in weeds and their intensity was provided by oxyfluorfen 0.25 kg + 0.25 kg ha−1 closely followed by oxyfluorfen 0.50 kg ha−1 and trifluralin 2.0 kg ha−1.

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Claims 10

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

GA3 improved spike and corm quality and production.

Taxon
gladiolusGladioluse0
Treatment
GA3 (100 ppm)e0
Outcome
quality and production of spikes as well as cormse0
Direction
improvede0

Not reportedComparator

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

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Pre-planting dip treatment of gladiolus corms with GA3 (100 ppm) and thiourea (500ppm) markedly improved the quality and production of spikes as well as corms”

✓ located verbatim in the source · abstract, characters 856–1014 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Thiourea improved spike and corm quality and production.

Taxon
gladiolusGladioluse0
Treatment
thiourea (500ppm)e0
Outcome
quality and production of spikes as well as cormse0
Direction
improvede0

Not reportedComparator

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

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Pre-planting dip treatment of gladiolus corms with GA3 (100 ppm) and thiourea (500ppm) markedly improved the quality and production of spikes as well as corms”

✓ located verbatim in the source · abstract, characters 856–1014 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

GA3 gave more uniform sprouting than thiourea.

Taxon
gladiolusGladiolust0
Treatment
GA3e0
Outcome
uniform sproutinge0
Direction
More uniforme0
Comparator
thioureae0

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

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“More uniform sprouting, better flowering, better coemel production, more suppression of weeds and higher additional return were additional benefits of GA3 over thiourea”

✓ located verbatim in the source · abstract, characters 1016–1184 · show in text ↑
t0

“gladiolus”

✓ located verbatim in the source · title, characters 57–66 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

GA3 gave better flowering than thiourea.

Taxon
gladiolusGladiolust0
Treatment
GA3e0
Outcome
floweringe0
Direction
bettere0
Comparator
thioureae0

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

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“More uniform sprouting, better flowering, better coemel production, more suppression of weeds and higher additional return were additional benefits of GA3 over thiourea”

✓ located verbatim in the source · abstract, characters 1016–1184 · show in text ↑
t0

“gladiolus”

✓ located verbatim in the source · title, characters 57–66 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

GA3 gave better cormel production than thiourea.

Taxon
gladiolusGladiolust0
Treatment
GA3e0
Outcome
coemel productione0
Direction
bettere0
Comparator
thioureae0

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

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“More uniform sprouting, better flowering, better coemel production, more suppression of weeds and higher additional return were additional benefits of GA3 over thiourea”

✓ located verbatim in the source · abstract, characters 1016–1184 · show in text ↑
t0

“gladiolus”

✓ located verbatim in the source · title, characters 57–66 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

GA3 suppressed weeds more than thiourea.

Taxon
gladiolusGladiolust0
Treatment
GA3e0
Interactor
weedse0weed
Outcome
suppression of weedse0
Direction
more suppressione0
Comparator
thioureae0

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

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“More uniform sprouting, better flowering, better coemel production, more suppression of weeds and higher additional return were additional benefits of GA3 over thiourea”

✓ located verbatim in the source · abstract, characters 1016–1184 · show in text ↑
t0

“gladiolus”

✓ located verbatim in the source · title, characters 57–66 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

GA3 gave higher additional return than thiourea.

Taxon
gladiolusGladiolust0
Treatment
GA3e0
Outcome
additional returne0
Direction
highere0
Comparator
thioureae0

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

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“More uniform sprouting, better flowering, better coemel production, more suppression of weeds and higher additional return were additional benefits of GA3 over thiourea”

✓ located verbatim in the source · abstract, characters 1016–1184 · show in text ↑
t0

“gladiolus”

✓ located verbatim in the source · title, characters 57–66 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Atrazine at 3 kg ha−1 controlled weeds relatively efficiently.

Taxon
gladiolusGladiolust0
Treatment
atrazine @ 3kg ha−1e0
Interactor
weedse0weed
Outcome
controlling weedse0
Direction
more efficiente0

Not reportedComparator

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

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“atrazine @ 3kg ha−1 (either in single dose or in two equal splits) was observed comparatively more efficient in controlling weeds”

✓ located verbatim in the source · abstract, characters 1215–1344 · show in text ↑
t0

“gladiolus”

✓ located verbatim in the source · title, characters 57–66 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Atrazine at 3 kg ha−1 caused crop phytotoxicity.

Taxon
gladiolusGladiolust0
Treatment
atrazine @ 3kg ha−1e0
Outcome
phytotoxicity to cropplantse0

Not reportedComparatorDirection

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

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“atrazine @ 3kg ha−1 (either in single dose or in two equal splits) was observed comparatively more efficient in controlling weeds; but caused phytotoxicity to cropplants”

✓ located verbatim in the source · abstract, characters 1215–1384 · show in text ↑
t0

“gladiolus”

✓ located verbatim in the source · title, characters 57–66 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Oxyfluorfen 0.25 kg + 0.25 kg ha−1 gave the most consistent acceptable weed dry weight and intensity results among remaining herbicides.

Taxon
gladiolusGladiolust0
Treatment
oxyfluorfen 0.25 kg + 0.25 kg ha−1e0
Interactor
weedse0weed
Outcome
dry weight accumulation in weeds and their intensitye0
Direction
most consisitant acceptablee0
Comparator
oxyfluorfen 0.50 kg ha−1e0

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

Gladiolus
Gladiolus · Taxon · picture of the genus (one of its species)Gere72 · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“most consisitant acceptable in dry weight accumulation in weeds and their intensity was provided by oxyfluorfen 0.25 kg + 0.25 kg ha−1 closely followed by oxyfluorfen 0.50 kg ha−1 and trifluralin 2.0 kg ha−1”

✓ located verbatim in the source · abstract, characters 1433–1640 · show in text ↑
t0

“gladiolus”

✓ located verbatim in the source · title, characters 57–66 · show in text ↑

thiourea · quality: general · GladiolusResults agree

2 papers: 2 positive, 0 negative or no effect

1 paper in the same direction as this paper

  1. positive
See all 2 papers →

Gibberellic acid · quality: general · GladiolusResults agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 papers →

atrazine · weed · GladiolusResults agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 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.