Paper · 2016 · ADVANCE RESEARCH JOURNAL OF CROP IMPROVEMENT

Integration of chemical and cultural methods for weed management in wheat

H. PATRO; M. RAY

8
claims
19
verbatim quotes
5
citations
2
research areas
✓
Open access

Abstract

An experiment was laid out to study the effect of integrated weed management practices for weed management in wheat variety Kalyansona during Rabi seasons of the year 2013 -2014 in Randomized Block Design at Central Research Station of Orissa University of Agriculture and Technology, Bhubaneswar ,Odisha. The experiment comprised of twelve weed management practices as treatments i.e. pendimethalin @1.0 kg ha -1 (2 DAS), metribuzin @ 0.3 kg ha -1 (2 DAS), metsulfuron @ 0.02 kg ha -1 (25 DAS), pendimethalin + One HW(25 DAS), pendimethalin + 2, 4-D EE @ 0.5 kg ha -1 (25 DAS), metsulfuron + One HW (25 DAS), metsulfuron + 2, 4-D EE @ 0.5 kg ha -1 (25 DAS), pendimethalin + metsulfuron (25 DAS), metribuzin + metsulfuron (25 DAS), 2, 4-D @ 0.5 kg ha -1 (25 DAS), Two hand weeding at 25 and 45 DAS and Unweeded control. Wheat was sown at row spacing 20 cm x 5 cm on flat beds. The results showed that when pendimethalin was applied along with one hand weeding at 25 days after sowing had the highest weed control efficiency percentage (95.35%) and also the crop gave the highest grain yield i.e. 2784 kg ha -1 followed by two hand weeding at 25 and 45 DAS ( grain yield 2677 kg ha -1 ), but in this case the weed control efficiency percentage was very low (17.44%). Uncontrolled weed growth throughout the crop growth caused a yield reduction of 29.12 to 62.14 per cent. It is concluded that pendimethalin + one hand weeding remarkably reduced the weed dry matter resulted in increase in weed control efficiency. The same treatment proved its superiority in increasing all yield attributing factors along with grain yield of wheat indicating the most effective integrated weed management practice for wheat.

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Claims 8

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Pendimethalin with one hand weeding at 25 days after sowing gave the highest weed control efficiency in wheat (95.35%).

Treatment
when pendimethalin was applied along with one hand weeding at 25 days after sowinge1
Outcome
weed control efficiency percentagee1
Direction
higheste1
Value
95.35%e1

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

“wheat variety Kalyansona”

✓ located verbatim in the source · abstract, characters 110–134 · show in text ↑
e1

“when pendimethalin was applied along with one hand weeding at 25 days after sowing had the highest weed control efficiency percentage (95.35%)”

✓ located verbatim in the source · abstract, characters 901–1043 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Pendimethalin with one hand weeding at 25 days after sowing gave the highest wheat grain yield (2784 kg ha -1).

Treatment
when pendimethalin was applied along with one hand weeding at 25 days after sowinge1
Outcome
grain yielde2
Direction
higheste2
Value
2784 kg ha -1e2

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

“wheat variety Kalyansona”

✓ located verbatim in the source · abstract, characters 110–134 · show in text ↑
e1

“when pendimethalin was applied along with one hand weeding at 25 days after sowing had the highest weed control efficiency percentage (95.35%)”

✓ located verbatim in the source · abstract, characters 901–1043 · show in text ↑
e2

“the crop gave the highest grain yield i.e. 2784 kg ha -1”

✓ located verbatim in the source · abstract, characters 1053–1109 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Two hand weeding at 25 and 45 DAS gave a wheat grain yield of 2677 kg ha -1.

Treatment
two hand weeding at 25 and 45 DASe3
Outcome
grain yielde3
Value
2677 kg ha -1e3

Not reportedComparatorDirection

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

“wheat variety Kalyansona”

✓ located verbatim in the source · abstract, characters 110–134 · show in text ↑
e3

“followed by two hand weeding at 25 and 45 DAS ( grain yield 2677 kg ha -1 )”

✓ located verbatim in the source · abstract, characters 1110–1185 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Uncontrolled weed growth caused a wheat yield reduction of 29.12 to 62.14 per cent.

Treatment
Uncontrolled weed growth throughout the crop growthe5
Outcome
yielde5
Direction
reductione5
Value
29.12 to 62.14 per cente5

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

“wheat variety Kalyansona”

✓ located verbatim in the source · abstract, characters 110–134 · show in text ↑
e5

“Uncontrolled weed growth throughout the crop growth caused a yield reduction of 29.12 to 62.14 per cent”

✓ located verbatim in the source · abstract, characters 1266–1369 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Pendimethalin with one hand weeding remarkably reduced weed dry matter.

Treatment
pendimethalin + one hand weedinge6
Outcome
weed dry mattere6
Direction
reducede6

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

“wheat variety Kalyansona”

✓ located verbatim in the source · abstract, characters 110–134 · show in text ↑
e6

“pendimethalin + one hand weeding remarkably reduced the weed dry matter resulted in increase in weed control efficiency”

✓ located verbatim in the source · abstract, characters 1392–1511 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Pendimethalin with one hand weeding increased weed control efficiency.

Treatment
pendimethalin + one hand weedinge6
Outcome
weed control efficiencye6
Direction
increasee6

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

“wheat variety Kalyansona”

✓ located verbatim in the source · abstract, characters 110–134 · show in text ↑
e6

“pendimethalin + one hand weeding remarkably reduced the weed dry matter resulted in increase in weed control efficiency”

✓ located verbatim in the source · abstract, characters 1392–1511 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Pendimethalin with one hand weeding increased all yield attributing factors and grain yield of wheat.

Treatment
pendimethalin + one hand weedinge6
Outcome
yield attributing factorse7
Direction
increasinge7

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

“wheat variety Kalyansona”

✓ located verbatim in the source · abstract, characters 110–134 · show in text ↑
e6

“pendimethalin + one hand weeding remarkably reduced the weed dry matter resulted in increase in weed control efficiency”

✓ located verbatim in the source · abstract, characters 1392–1511 · show in text ↑
e7

“The same treatment proved its superiority in increasing all yield attributing factors along with grain yield of wheat”

✓ located verbatim in the source · abstract, characters 1513–1630 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Two hand weeding at 25 and 45 DAS gave a very low weed control efficiency in wheat (17.44%).

Treatment
two hand weeding at 25 and 45 DASe3
Outcome
weed control efficiency percentagee4
Direction
very lowe4
Value
17.44%e4

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

“wheat variety Kalyansona”

✓ located verbatim in the source · abstract, characters 110–134 · show in text ↑
e3

“followed by two hand weeding at 25 and 45 DAS ( grain yield 2677 kg ha -1 )”

✓ located verbatim in the source · abstract, characters 1110–1185 · show in text ↑
e4

“but in this case the weed control efficiency percentage was very low (17.44%)”

✓ located verbatim in the source · abstract, characters 1187–1264 · show in text ↑

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 →

pendimethalin · weed · Triticum aestivum (wheat)Positive and negative results

48 papers: 46 positive, 2 negative or no effect

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

  1. negative
  2. negative
  3. positive

44 papers more in this group

See all 48 papers →

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

401 papers: 362 positive, 39 negative or no effect

361 papers in the same direction as this paper · 34 in the opposite direction · 5 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

397 papers more in this group

See all 401 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. positive
  2. positive
  3. negative

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.