Paper · 2020 · Current Journal of Applied Science and Technology

Assessing Crop Growth Indices of Nadia Variety of Ginger (Zingiberofficinale Rosc.) under Legume Intercropping and Weed Management Practices

Aparna Baruah; Jayanta Deka

4
claims
9
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

A study was initiated in Instruction-cum-Research Farm of Assam Agricultural University, Jorhat-13, Assam, India during 2014-15 and 2015-16. The objective of this experiment is to understand the impact of legume intercropping system in combination with different weed management practices on the growth indices of ginger crop. Nadia, a commercially grown variety of ginger in Assam was examined in the current study. A total of 16 treatment combinations were considered which comprised of 4 intercropping systems along with 4 weed management practices. Amongst the legume intercropping, Cowpea in between rows of Ginger; incorporated at 40 days after sowing (DAS) and Cowpea in alternate rows of Ginger; incorporated at 40 DAS recorded better results in terms of Leaf area index (LAI), Crop growth rate (CGR), Absolute growth rate (AGR) and yield of Nadia variety ginger. Whereas amongst the weed management practices, pre-emergence application of Metribuzin 500 g ai ha-1 + hand weeding (HW) at 70, 100 and 140 days after planting (DAP) scored higher in growth indices and ginger yield, but neither the legume intercropping systems nor the weed management treatments had any significant impact on harvest index.

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Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Cowpea intercropping in ginger rows at 40 DAS gave better leaf area index, crop growth rate and absolute growth rate of ginger.

Material
Nadiae1
Treatment
Cowpea in between rows of Ginger; incorporated at 40 days after sowing (DAS)e2
Outcome
Leaf area index (LAI), Crop growth rate (CGR), Absolute growth rate (AGR)e2
Direction
better resultse2
Setting
Instruction-cum-Research Farm of Assam Agricultural Universitye0

Not reportedComparator

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

Zingiber officinale
Zingiber officinale · TaxonGreg III Espera · CC BY 4.0 · iNaturalist ↗

Verbatim

e0

“Instruction-cum-Research Farm of Assam Agricultural University, Jorhat-13, Assam, India during 2014-15 and 2015-16”

✓ located verbatim in the source · abstract, characters 25–139 · show in text ↑
e1

“Nadia, a commercially grown variety of ginger in Assam was examined in the current study”

✓ located verbatim in the source · abstract, characters 327–415 · show in text ↑
e2

“Cowpea in between rows of Ginger; incorporated at 40 days after sowing (DAS) and Cowpea in alternate rows of Ginger; incorporated at 40 DAS recorded better results in terms of Leaf area index (LAI), Crop growth rate (CGR), Absolute growth rate (AGR) and yield of Nadia variety ginger”

✓ located verbatim in the source · abstract, characters 587–870 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Cowpea intercropping in ginger rows at 40 DAS gave better yield of Nadia ginger.

Material
Nadiae1
Treatment
Cowpea in between rows of Ginger; incorporated at 40 days after sowing (DAS)e2
Outcome
yielde2
Direction
better resultse2

Not reportedComparator

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

Zingiber officinale
Zingiber officinale · TaxonGreg III Espera · CC BY 4.0 · iNaturalist ↗

Verbatim

e1

“Nadia, a commercially grown variety of ginger in Assam was examined in the current study”

✓ located verbatim in the source · abstract, characters 327–415 · show in text ↑
e2

“Cowpea in between rows of Ginger; incorporated at 40 days after sowing (DAS) and Cowpea in alternate rows of Ginger; incorporated at 40 DAS recorded better results in terms of Leaf area index (LAI), Crop growth rate (CGR), Absolute growth rate (AGR) and yield of Nadia variety ginger”

✓ located verbatim in the source · abstract, characters 587–870 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Pre-emergence metribuzin plus hand weeding at 70, 100 and 140 DAP scored higher in growth indices and yield of ginger.

Material
Nadiae1
Treatment
pre-emergence application of Metribuzin 500 g ai ha-1 + hand weeding (HW) at 70, 100 and 140 days after planting (DAP)e3
Outcome
growth indices and ginger yielde3
Direction
scored highere3

Not reportedComparator

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

Zingiber officinale
Zingiber officinale · TaxonGreg III Espera · CC BY 4.0 · iNaturalist ↗

Verbatim

e1

“Nadia, a commercially grown variety of ginger in Assam was examined in the current study”

✓ located verbatim in the source · abstract, characters 327–415 · show in text ↑
e3

“pre-emergence application of Metribuzin 500 g ai ha-1 + hand weeding (HW) at 70, 100 and 140 days after planting (DAP) scored higher in growth indices and ginger yield”

✓ located verbatim in the source · abstract, characters 919–1086 · show in text ↑
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Neither legume intercropping nor weed management had a significant effect on harvest index of ginger.

Treatment
legume intercropping systems nor the weed management treatmentse4
Outcome
harvest indexe4
Direction
no_changeinferrede4

Not reportedComparator

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

Zingiber officinale
Zingiber officinale · TaxonGreg III Espera · CC BY 4.0 · iNaturalist ↗

Verbatim

e1

“Nadia, a commercially grown variety of ginger in Assam was examined in the current study”

✓ located verbatim in the source · abstract, characters 327–415 · show in text ↑
e4

“neither the legume intercropping systems nor the weed management treatments had any significant impact on harvest index”

✓ located verbatim in the source · abstract, characters 1092–1211 · show in text ↑

Vigna unguiculata · yield · Zingiber officinale (ginger)Positive and negative results

4 papers: 3 positive, 1 negative or no effect

2 papers in the same direction as this paper · 1 in the opposite direction

  1. no effect
  2. positive
  3. positive
See all 4 papers →

metribuzin · yield · Zingiber officinale (ginger)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 →

intercropping · yield · Zingiber officinale (ginger)Results differ

13 papers: 10 positive, 3 negative or no effect

2 papers in the same direction as this paper · 10 in the opposite direction

  1. positive
  2. positive
  3. positive

9 papers more in this group

See all 13 papers →

herbicide · yield · Zingiber officinale (ginger)Results agree

6 papers: 6 positive, 0 negative or no effect

5 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

2 papers more in this group

See all 6 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.