Paper · 2010 · Journal of chemical and pharmaceutical research

Effect of Zinc and Sulphur on herb, oil yield and q uality of Menthol mint ( Mentha arvensis L.) var. Kosi

Ajay Kumar; H. Patro; Kewalanand

4
claims
8
verbatim quotes
10
citations
1
research areas
—
Not open access

Abstract

The field experiment was conducted during the years 1999 and 2000 on mollisols of Crop Research Center Pantnagar (Uttarakhand) to study th e effect of zinc and sulphur with three different NPK levels. Addition of Sulphur increased the herb, oil and menthol yield as compared to zinc but combined application of zinc +sulphur w ith all three NPK levels resulted in higher herb, oil and menthol yield. Total oil yield and to tal menthol yield was highest due to the application of recommended NPK (150:60:40) +Zn + S. While plant hLAI, L: S ratio and herb yield was more due to application of 130% of r ecommended NPK +Zn +S.

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Claims 4

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Addition of sulphur increased herb, oil and menthol yield compared with zinc.

Taxon
Mentha arvensis L.Mentha arvensist0
Treatment
Addition of Sulphure0
Outcome
herb, oil and menthol yielde0
Direction
increasede0
Comparator
zince0

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

Mentha arvensis
Mentha arvensis · TaxonMichael Becker · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Mentha arvensis L.”

✓ located verbatim in the source · title, characters 77–95 · show in text ↑
e0

“Addition of Sulphur increased the herb, oil and menthol yield as compared to zinc”

✓ located verbatim in the source · abstract, characters 201–282 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Combined application of zinc plus sulphur with all three NPK levels gave higher herb, oil and menthol yield.

Taxon
Mentha arvensis L.Mentha arvensist0
Treatment
combined application of zinc +sulphur w ith all three NPK levelse0
Outcome
herb, oil and menthol yielde0
Direction
highere0

Not reportedComparator

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

Mentha arvensis
Mentha arvensis · TaxonMichael Becker · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Mentha arvensis L.”

✓ located verbatim in the source · title, characters 77–95 · show in text ↑
e0

“combined application of zinc +sulphur w ith all three NPK levels resulted in higher herb, oil and menthol yield”

✓ located verbatim in the source · abstract, characters 287–398 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Total oil yield and total menthol yield were highest with recommended NPK (150:60:40) plus Zn and S.

Taxon
Mentha arvensis L.Mentha arvensist0
Treatment
recommended NPK (150:60:40) +Zn + Se0
Outcome
Total oil yield and to tal menthol yielde0
Direction
higheste0

Not reportedComparator

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

Mentha arvensis
Mentha arvensis · TaxonMichael Becker · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Mentha arvensis L.”

✓ located verbatim in the source · title, characters 77–95 · show in text ↑
e0

“Total oil yield and to tal menthol yield was highest due to the application of recommended NPK (150:60:40) +Zn + S”

✓ located verbatim in the source · abstract, characters 400–514 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

LAI, leaf:stem ratio and herb yield were greater with 130% of recommended NPK plus Zn and S.

Taxon
Mentha arvensis L.Mentha arvensist0
Treatment
130% of r ecommended NPK +Zn +Se0
Outcome
LAI, L: S ratio and herb yielde0
Direction
moree0

Not reportedComparator

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

Mentha arvensis
Mentha arvensis · TaxonMichael Becker · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

t0

“Mentha arvensis L.”

✓ located verbatim in the source · title, characters 77–95 · show in text ↑
e0

“plant hLAI, L: S ratio and herb yield was more due to application of 130% of r ecommended NPK +Zn +S”

✓ located verbatim in the source · abstract, characters 522–622 · show in text ↑

fertilization · yield · Mentha arvensis (wild mint)Positive and negative results

7 papers: 6 positive, 1 negative or no effect

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

  1. no effect
  2. positive
  3. positive

3 papers more in this group

See all 7 papers →

fertilization · quality: oil · Mentha arvensis (wild mint)Results agree

5 papers: 5 positive, 0 negative or no effect

4 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

1 paper more in this group

See all 5 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.