Paper · 1999 · The Indian Journal of Agricultural Sciences

Herbicidal effects on nodulation, yield and weed control in soybean (Glycine max)

S. D. Billore; O. P. Joshi; Aketi Ramesh

6
claims
12
verbatim quotes
2
citations
2
research areas
✓
Open access

Abstract

A field experiment was conducted in rainy season (kharif) 1997 to evaluate the effect of different herbicides on nodulation, dry matter production and weed biomass in soybean. The study revealed that the maximal and minimal nodule number and their dry weight were associated with application of imazethapyr and 2 hand weedings. Application of lactofen as post-emergence did not cause appreciable variation in weed load. Increased dry biomass was observed with application of propaquizafop @ 75 g ai/ha and lactofen @ 90 g ai/ha. Application of imazethapyr @ 100 g ai/ha resulted in maximum yield and was at par with lower dose of imazethapyr, 2 hand weedings and trifluralin.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Imazethapyr had the maximal nodule number and nodule dry weight.

Taxon
soybeanGlycine maxt0
Treatment
imazethapyre0
Outcome
nodule number and their dry weighte0
Direction
maximale0
Comparator
2 hand weedingse0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“the maximal and minimal nodule number and their dry weight were associated with application of imazethapyr and 2 hand weedings”

✓ located verbatim in the source · abstract, characters 200–326 · show in text ↑
t0

“soybean (Glycine max)”

✓ located verbatim in the source · title, characters 60–81 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Two hand weedings had the minimal nodule number and nodule dry weight.

Taxon
soybeanGlycine maxt0
Treatment
2 hand weedingse0
Outcome
nodule number and their dry weighte0
Direction
minimale0
Comparator
imazethapyre0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“the maximal and minimal nodule number and their dry weight were associated with application of imazethapyr and 2 hand weedings”

✓ located verbatim in the source · abstract, characters 200–326 · show in text ↑
t0

“soybean (Glycine max)”

✓ located verbatim in the source · title, characters 60–81 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Post-emergence lactofen caused no appreciable variation in weed load.

Taxon
soybeanGlycine maxt0
Treatment
lactofen as post-emergencee0
Outcome
weed loade0
Direction
did not cause appreciable variatione0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Application of lactofen as post-emergence did not cause appreciable variation in weed load”

✓ located verbatim in the source · abstract, characters 328–418 · show in text ↑
t0

“soybean (Glycine max)”

✓ located verbatim in the source · title, characters 60–81 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Propaquizafop at 75 g ai/ha increased dry biomass.

Taxon
soybeanGlycine maxt0
Treatment
propaquizafop @ 75 g ai/hae0
Outcome
dry biomasse0
Direction
Increasede0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Increased dry biomass was observed with application of propaquizafop @ 75 g ai/ha and lactofen @ 90 g ai/ha”

✓ located verbatim in the source · abstract, characters 420–527 · show in text ↑
t0

“soybean (Glycine max)”

✓ located verbatim in the source · title, characters 60–81 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Lactofen at 90 g ai/ha increased dry biomass.

Taxon
soybeanGlycine maxt0
Treatment
lactofen @ 90 g ai/hae0
Outcome
dry biomasse0
Direction
Increasede0

Not reportedComparator

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Increased dry biomass was observed with application of propaquizafop @ 75 g ai/ha and lactofen @ 90 g ai/ha”

✓ located verbatim in the source · abstract, characters 420–527 · show in text ↑
t0

“soybean (Glycine max)”

✓ located verbatim in the source · title, characters 60–81 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Imazethapyr at 100 g ai/ha produced maximum yield and was at par with lower-dose imazethapyr, two hand weedings and trifluralin.

Taxon
soybeanGlycine maxt0
Treatment
imazethapyr @ 100 g ai/hae0
Outcome
yielde0
Direction
maximume0
Comparator
lower dose of imazethapyr, 2 hand weedings and trifluraline0

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

Glycine max
Glycine max · TaxonPublic domain · Wikimedia Commons ↗

Verbatim

e0

“Application of imazethapyr @ 100 g ai/ha resulted in maximum yield and was at par with lower dose of imazethapyr, 2 hand weedings and trifluralin”

✓ located verbatim in the source · abstract, characters 529–674 · show in text ↑
t0

“soybean (Glycine max)”

✓ located verbatim in the source · title, characters 60–81 · show in text ↑

Imazethapyr · yield · Glycine max (soybean)Results differ

85 papers: 66 positive, 19 negative or no effect

65 papers in the same direction as this paper · 16 in the opposite direction · 3 reporting no difference from an alternative

  1. negative
  2. no effect
  3. negative

81 papers more in this group

See all 85 papers →

Imazethapyr · symbiosis · Glycine max (soybean)Positive and negative results

6 papers: 4 positive, 2 negative or no effect

3 papers in the same direction as this paper · 2 in the opposite direction

  1. no effect
  2. no effect
  3. positive

2 papers more in this group

See all 6 papers →

propaquizafop · growth · Glycine max (soybean)Results agree

4 papers: 4 positive, 0 negative or no effect

3 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive
See all 4 papers →

herbicide · weed · Glycine max (soybean)Positive and negative results

297 papers: 258 positive, 39 negative or no effect

38 papers in the same direction as this paper · 258 in the opposite direction

  1. positive
  2. positive
  3. positive

293 papers more in this group

See all 297 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.