Paper · 2024 · International Journal of Research in Agronomy

Impact of sowing techniques and herbicide combinations on weed flora in wheat (Triticum aestivum)

Mohitesh Singh; Gurbax Singh Chhina; Ranjot Kaur

9
claims
22
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

The field experiment entitled “Impact of Sowing Techniques and Herbicide Combinations on Weed Flora in Wheat (Triticum aestivum)” was conducted at Students’ Research Farm, Khalsa College, Amritsar during rabi season of 2020-21. The field experiment was conducted in split-plot design with three methods of sowing viz. Conventional tillage (M1), Super seeder (M2) and Happy seeder (M3) in main plots while seven weed management practices in sub-plots viz, W1(pinoxaden + clodinafop), W2 (fenoxaprop + metribuzin), W3 (metsulfuron-methyl + carfentrazone-ethyl + NIS), W4 (pendimethalin fb pinoxaden + metsulfuron-methyl), W5 (isoproturon + 2,4-D), W6 (weed free), W7 (weedy check) replicated thrice. Among the different methods of crop establishment, total reduction in weed density and biomass of weeds was observed in happy seeder sown wheat (M3) followed by the super seeder sown wheat (M2), however the maximum was found in conventional tillage sown wheat (M1). Super seeder sown wheat recorded highest grain yield and straw yield as well. Among the various weed control treatments, W4 enhanced of growth, yield and benefit cost ratio of wheat which was at par with W6 (weed free), W1 and W2 and significantly better than W3, W5 and W7 as compared to weedy check, the higher yield attribute character and yield of wheat was produced with herbicidal treatments. The maximum yield (54.29 q ha-1) was achieved by first spraying of pre-emergence herbicide pendimethalin fb post-emergence application of pinoxaden + metsulfuron-methyl in W4 treatment.

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Claims 9

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Happy seeder sown wheat (M3) gave the largest total reduction in weed density and biomass compared with conventional tillage sown wheat (M1).

Treatment
happy seeder sown wheat (M3)e1
Interactor
weedse1weed
Outcome
weed density and biomass of weedse1
Direction
reductione1
Comparator
conventional tillage sown wheat (M1)e1
Setting
Students’ Research Farm, Khalsa College, Amritsare0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“was conducted at Students’ Research Farm, Khalsa College, Amritsar during rabi season of 2020-21”

✓ located verbatim in the source · abstract, characters 130–226 · show in text ↑
e1

“total reduction in weed density and biomass of weeds was observed in happy seeder sown wheat (M3) followed by the super seeder sown wheat (M2), however the maximum was found in conventional tillage sown wheat (M1)”

✓ located verbatim in the source · abstract, characters 749–962 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Super seeder sown wheat (M2) reduced weed density and biomass, ranking after happy seeder sown wheat (M3).

Treatment
super seeder sown wheat (M2)e1
Interactor
weedse1weed
Outcome
weed density and biomass of weedse1
Direction
reductione1
Qualifier
followed bye1
Comparator
conventional tillage sown wheat (M1)e1
Setting
Students’ Research Farm, Khalsa College, Amritsare0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“was conducted at Students’ Research Farm, Khalsa College, Amritsar during rabi season of 2020-21”

✓ located verbatim in the source · abstract, characters 130–226 · show in text ↑
e1

“total reduction in weed density and biomass of weeds was observed in happy seeder sown wheat (M3) followed by the super seeder sown wheat (M2), however the maximum was found in conventional tillage sown wheat (M1)”

✓ located verbatim in the source · abstract, characters 749–962 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Conventional tillage sown wheat (M1) had the maximum weed density and biomass, compared with happy seeder sown wheat (M3).

Treatment
conventional tillage sown wheat (M1)e1
Interactor
weedse1weed
Outcome
weed density and biomass of weedse1
Direction
maximume1
Comparator
happy seeder sown wheat (M3)e1
Setting
Students’ Research Farm, Khalsa College, Amritsare0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“was conducted at Students’ Research Farm, Khalsa College, Amritsar during rabi season of 2020-21”

✓ located verbatim in the source · abstract, characters 130–226 · show in text ↑
e1

“total reduction in weed density and biomass of weeds was observed in happy seeder sown wheat (M3) followed by the super seeder sown wheat (M2), however the maximum was found in conventional tillage sown wheat (M1)”

✓ located verbatim in the source · abstract, characters 749–962 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Super seeder sown wheat (M2) recorded the highest grain yield and straw yield.

Treatment
Super seeder sown wheate2
Outcome
grain yield and straw yielde2
Direction
higheste2
Setting
Students’ Research Farm, Khalsa College, Amritsare0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“was conducted at Students’ Research Farm, Khalsa College, Amritsar during rabi season of 2020-21”

✓ located verbatim in the source · abstract, characters 130–226 · show in text ↑
e2

“Super seeder sown wheat recorded highest grain yield and straw yield as well”

✓ located verbatim in the source · abstract, characters 964–1040 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Herbicide combination W4 enhanced growth, yield and benefit cost ratio of wheat compared with the weedy check.

Treatment
pendimethalin fb post-emergence application of pinoxaden + metsulfuron-methyle4
Outcome
growth, yield and benefit cost ratioe3
Direction
enhancede3
Comparator
weedy checke3
Setting
Students’ Research Farm, Khalsa College, Amritsare0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“was conducted at Students’ Research Farm, Khalsa College, Amritsar during rabi season of 2020-21”

✓ located verbatim in the source · abstract, characters 130–226 · show in text ↑
e3

“W4 enhanced of growth, yield and benefit cost ratio of wheat which was at par with W6 (weed free), W1 and W2 and significantly better than W3, W5 and W7 as compared to weedy check”

✓ located verbatim in the source · abstract, characters 1085–1264 · show in text ↑
e4

“The maximum yield (54.29 q ha-1) was achieved by first spraying of pre-emergence herbicide pendimethalin fb post-emergence application of pinoxaden + metsulfuron-methyl in W4 treatment”

✓ located verbatim in the source · abstract, characters 1363–1547 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Herbicide combination W4 gave growth, yield and benefit cost ratio at par with the weed free treatment, W1 and W2.

Treatment
pendimethalin fb post-emergence application of pinoxaden + metsulfuron-methyle4
Outcome
growth, yield and benefit cost ratioe3
Direction
at pare3
Comparator
weed freee3
Setting
Students’ Research Farm, Khalsa College, Amritsare0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“was conducted at Students’ Research Farm, Khalsa College, Amritsar during rabi season of 2020-21”

✓ located verbatim in the source · abstract, characters 130–226 · show in text ↑
e3

“W4 enhanced of growth, yield and benefit cost ratio of wheat which was at par with W6 (weed free), W1 and W2 and significantly better than W3, W5 and W7 as compared to weedy check”

✓ located verbatim in the source · abstract, characters 1085–1264 · show in text ↑
e4

“The maximum yield (54.29 q ha-1) was achieved by first spraying of pre-emergence herbicide pendimethalin fb post-emergence application of pinoxaden + metsulfuron-methyl in W4 treatment”

✓ located verbatim in the source · abstract, characters 1363–1547 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Herbicide combination W4 was significantly better in growth, yield and benefit cost ratio than W3, W5 and W7.

Treatment
pendimethalin fb post-emergence application of pinoxaden + metsulfuron-methyle4
Outcome
growth, yield and benefit cost ratioe3
Direction
bettere3
Comparator
W3, W5 and W7e3
Setting
Students’ Research Farm, Khalsa College, Amritsare0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“was conducted at Students’ Research Farm, Khalsa College, Amritsar during rabi season of 2020-21”

✓ located verbatim in the source · abstract, characters 130–226 · show in text ↑
e3

“W4 enhanced of growth, yield and benefit cost ratio of wheat which was at par with W6 (weed free), W1 and W2 and significantly better than W3, W5 and W7 as compared to weedy check”

✓ located verbatim in the source · abstract, characters 1085–1264 · show in text ↑
e4

“The maximum yield (54.29 q ha-1) was achieved by first spraying of pre-emergence herbicide pendimethalin fb post-emergence application of pinoxaden + metsulfuron-methyl in W4 treatment”

✓ located verbatim in the source · abstract, characters 1363–1547 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Herbicidal treatments produced higher yield attribute characters and yield of wheat.

Treatment
herbicidal treatmentse5
Outcome
yield attribute character and yielde5
Direction
highere5
Setting
Students’ Research Farm, Khalsa College, Amritsare0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“was conducted at Students’ Research Farm, Khalsa College, Amritsar during rabi season of 2020-21”

✓ located verbatim in the source · abstract, characters 130–226 · show in text ↑
e5

“the higher yield attribute character and yield of wheat was produced with herbicidal treatments”

✓ located verbatim in the source · abstract, characters 1266–1361 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Herbicide combination W4 gave the maximum yield of 54.29 q ha-1.

Treatment
pendimethalin fb post-emergence application of pinoxaden + metsulfuron-methyle4
Outcome
yielde4
Direction
maximume4
Value
54.29 q ha-1e4
Setting
Students’ Research Farm, Khalsa College, Amritsare0

Not reportedComparator

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“was conducted at Students’ Research Farm, Khalsa College, Amritsar during rabi season of 2020-21”

✓ located verbatim in the source · abstract, characters 130–226 · show in text ↑
e1

“total reduction in weed density and biomass of weeds was observed in happy seeder sown wheat (M3) followed by the super seeder sown wheat (M2), however the maximum was found in conventional tillage sown wheat (M1)”

✓ located verbatim in the source · abstract, characters 749–962 · show in text ↑
e4

“The maximum yield (54.29 q ha-1) was achieved by first spraying of pre-emergence herbicide pendimethalin fb post-emergence application of pinoxaden + metsulfuron-methyl in W4 treatment”

✓ located verbatim in the source · abstract, characters 1363–1547 · show in text ↑

pinoxaden · yield · Triticum aestivum (wheat)Results differ

30 papers: 26 positive, 4 negative or no effect

25 papers in the same direction as this paper · 4 in the opposite direction

  1. no effect
  2. negative
  3. negative

26 papers more in this group

See all 30 papers →

pendimethalin · yield · Triticum aestivum (wheat)Results differ

66 papers: 57 positive, 9 negative or no effect

56 papers in the same direction as this paper · 8 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

62 papers more in this group

See all 66 papers →

metsulfuron methyl · yield · Triticum aestivum (wheat)Positive and negative results

155 papers: 143 positive, 12 negative or no effect

142 papers in the same direction as this paper · 7 in the opposite direction · 5 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

151 papers more in this group

See all 155 papers →

tillage · weed · Triticum aestivum (wheat)Results differ

183 papers: 126 positive, 57 negative or no effect

56 papers in the same direction as this paper · 126 in the opposite direction

  1. positive
  2. positive
  3. positive

179 papers more in this group

See all 183 papers →

herbicide · yield · Triticum aestivum (wheat)Positive and negative results

563 papers: 466 positive, 97 negative or no effect

465 papers in the same direction as this paper · 87 in the opposite direction · 10 reporting no difference from an alternative

  1. negative
  2. no effect
  3. no effect

559 papers more in this group

See all 563 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.