Paper · 2013 · Indian Journal of Horticulture

Effect of organic farming on nutritional profile, quality characteristics and toxic parameters of amaranthus

Kripa Shankar; S. Sumathi; M. A. Shankar; et al.

4
claims
4
verbatim quotes
6
citations
2
research areas
✓
Open access

Abstract

Amaranthus crop was grown using organic manures and chemical fertilizers and the effect of organic farming on nutritional profile, quality characteristics, toxic parameters was studied. The experiment was laid out in a randomized block design with 15 treatments consisting of four organic manure treatments of vermicompost (VC), poultry manure (PM), farm yard manure (FYM), rotten cow dung (CD) and recommended dose of chemical fertilizers, i.e., conventional farming as control. Organically and conventionally grown amaranthus were analysed for their nutrient composition. Poultry manure application to amaranthus resulted in significant increase in iron and calcium contents in the edible part of leaves. Application of vermicompost to the crop significantly increased in vitro iron availability, total carotenes, crude fibre, vitamin C and zinc contents compared to conventionally grown crop. Both conventionally and organically grown crops were found to contain significantly higher nitrates. Among the organic manures, vermicompost and poultry manure application to amaranthus resulted in significantly higher nitrates. Application of organic manures was found to be significantly influence the nutrient content of these crops compared to conventional fertilizers.

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Claims 4

Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Poultry manure significantly increased leaf iron and calcium contents.

Taxon
amaranthusAmaranthuse0
Organ / stage
leavese0
Treatment
Poultry manuree0
Outcome
iron and calcium contentse0
Direction
increasee0

Not reportedComparator

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

Amaranthus
Amaranthus · Taxon · picture from its Wikimedia Commons categoryClintacc · CC0 · Wikimedia Commons ↗

Verbatim

e0

“Poultry manure application to amaranthus resulted in significant increase in iron and calcium contents in the edible part of leaves”

✓ located verbatim in the source · abstract, characters 574–705 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Vermicompost significantly increased in vitro iron availability, total carotenes and crude fibre compared with conventional farming.

Treatment
vermicomposte0
Outcome
in vitro iron availability, total carotenes, crude fibree0
Direction
increasede0
Comparator
conventionally grown crope0

Not reportedTaxon

Verbatim

e0

“Application of vermicompost to the crop significantly increased in vitro iron availability, total carotenes, crude fibre, vitamin C and zinc contents compared to conventionally grown crop”

✓ located verbatim in the source · abstract, characters 707–894 · show in text ↑
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Vermicompost significantly increased vitamin C and zinc contents compared with conventional farming.

Treatment
vermicomposte0
Outcome
vitamin C and zinc contentse0
Direction
increasede0
Comparator
conventionally grown crope0

Not reportedTaxon

Verbatim

e0

“Application of vermicompost to the crop significantly increased in vitro iron availability, total carotenes, crude fibre, vitamin C and zinc contents compared to conventionally grown crop”

✓ located verbatim in the source · abstract, characters 707–894 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Vermicompost and poultry manure resulted in significantly higher amaranthus nitrates.

Taxon
amaranthusAmaranthuse0
Treatment
vermicompost and poultry manure applicatione0
Outcome
nitratese0
Direction
highere0

Not reportedComparator

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

Amaranthus
Amaranthus · Taxon · picture from its Wikimedia Commons categoryClintacc · CC0 · Wikimedia Commons ↗

Verbatim

e0

“vermicompost and poultry manure application to amaranthus resulted in significantly higher nitrates”

✓ located verbatim in the source · abstract, characters 1024–1123 · show in text ↑

fertilization · nutrient: content · AmaranthusPositive and negative results

9 papers: 7 positive, 2 negative or no effect

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

  1. negative
  2. no effect
  3. positive

5 papers more in this group

See all 9 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.