Paper · 2015 · Journal of Spices and Aromatic Crops

Influence of shade regimes on the physiological parameters of ginger

G S Sreekala; B. Jayachandran

6
claims
12
verbatim quotes
8
citations
2
research areas
✓
Open access

Abstract

A study was carried out at College of Agriculture, Vellayani to determine the relation of various physiological parameters on the yield of ginger under different shade levels. The experimental design was a completely randomized design with five treatments (0, 20, 40, 60 and 80 per cent shade levels) and four replications. Higher dry matter production (DMP), leaf area index (LAI), net assimilation rate (NAR) and crop growth rate (CGR) were observed in low shade level (20 per cent). The higher yield at this shade level may be due to the higher values of these physiological parameters. The results suggest a positive response of shade on the physiological parameters and yield of ginger, provided the intensity of shade is low. Regression equation fitted showed the influence of shade on DMP, NAR, CGR and yield, while no significant relation was observed with regard to LAI.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Dry matter production, leaf area index and net assimilation rate were higher at 20 per cent shade in ginger.

Treatment
low shade level (20 per cent)e0
Outcome
dry matter production (DMP), leaf area index (LAI), net assimilation rate (NAR)e0
Direction
Highere0
Comparator
different shade levelse1

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

“Higher dry matter production (DMP), leaf area index (LAI), net assimilation rate (NAR) and crop growth rate (CGR) were observed in low shade level (20 per cent)”

✓ located verbatim in the source · abstract, characters 324–484 · show in text ↑
e1

“physiological parameters on the yield of ginger under different shade levels”

✓ located verbatim in the source · abstract, characters 98–174 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Crop growth rate was higher at 20 per cent shade in ginger.

Treatment
low shade level (20 per cent)e0
Outcome
crop growth rate (CGR)e0
Direction
Highere0
Comparator
different shade levelse1

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

“Higher dry matter production (DMP), leaf area index (LAI), net assimilation rate (NAR) and crop growth rate (CGR) were observed in low shade level (20 per cent)”

✓ located verbatim in the source · abstract, characters 324–484 · show in text ↑
e1

“physiological parameters on the yield of ginger under different shade levels”

✓ located verbatim in the source · abstract, characters 98–174 · show in text ↑
Mechanismhypothesisoriginal resultbasis n/a

Claim · model-written summary

The higher yield at 20 per cent shade may be due to the higher values of the physiological parameters.

Outcome
The higher yield at this shade levele2
Qualifier
the higher values of these physiological parameterse2

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

“physiological parameters on the yield of ginger under different shade levels”

✓ located verbatim in the source · abstract, characters 98–174 · show in text ↑
e2

“The higher yield at this shade level may be due to the higher values of these physiological parameters”

✓ located verbatim in the source · abstract, characters 486–588 · show in text ↑
Intervention effectauthor interpretationoriginal resultpositivemeasured

Claim · model-written summary

Shade had a positive response on physiological parameters and yield of ginger when shade intensity is low.

Treatment
shadee3
Outcome
physiological parameters and yielde3
Direction
positive responsee3
Qualifier
provided the intensity of shade is lowe3

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

“physiological parameters on the yield of ginger under different shade levels”

✓ located verbatim in the source · abstract, characters 98–174 · show in text ↑
e3

“The results suggest a positive response of shade on the physiological parameters and yield of ginger, provided the intensity of shade is low”

✓ located verbatim in the source · abstract, characters 590–730 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Regression showed an influence of shade on dry matter production, net assimilation rate, crop growth rate and yield of ginger.

Treatment
shadee4
Outcome
DMP, NAR, CGR and yielde4

Not reportedDirection

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

“physiological parameters on the yield of ginger under different shade levels”

✓ located verbatim in the source · abstract, characters 98–174 · show in text ↑
e4

“Regression equation fitted showed the influence of shade on DMP, NAR, CGR and yield, while no significant relation was observed with regard to LAI”

✓ located verbatim in the source · abstract, characters 732–878 · show in text ↑
Associationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

No significant relation of shade with leaf area index was observed in ginger.

Treatment
shadee4
Outcome
LAIe4

Not reportedDirection

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

“physiological parameters on the yield of ginger under different shade levels”

✓ located verbatim in the source · abstract, characters 98–174 · show in text ↑
e4

“Regression equation fitted showed the influence of shade on DMP, NAR, CGR and yield, while no significant relation was observed with regard to LAI”

✓ located verbatim in the source · abstract, characters 732–878 · show in text ↑

shade · yield · Zingiber officinale (ginger)Results differ

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 →

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.