Paper · 2016

Jatropha curcas leaves mulch effect on seedling emergenceand growth of maize (zea mays)

Muhammad Irshad; Faizan Ullah; Sultan Mehmood; et al.

2
claims
8
verbatim quotes
1
citations
2
research areas
—
Not open access

Abstract

Allelopathy is a process in which one plant species may usefully or adversely affect the growth of other plant species through the production of allelochemicals. During the present investigation, mulch effect of Jatropha curcas leaves was evaluated on seed germination and seedling growth of maize varieties viz. Pioneer (V1), Azam (V2) and Jalal (V3). Mulch was applied at 1 and 2 tons/hectare. Phenolic compounds were detected in Jatropha curcas leaf (131.15 mg gallic acid eq./gm extract). Mulch applied at 2 tons/hectare significantly reduced seed germination (%), germination index, relative water content, root width and seedling dry weight. From the findings of the present investigation, it was inferred that Jatropha curcas leaves exhibited phytotoxic effects on maize at high concentrations.

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Claims 2

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Jatropha curcas leaf mulch at 2 tons/hectare significantly reduced seed germination and germination index of maize.

Taxon
maizeZea mayst1
Material
Pioneer (V1), Azam (V2) and Jalal (V3)e1
Treatment
Jatropha curcas leaves mulcht0
Interactor
Jatropha curcasJatropha curcast0other
Outcome
seed germination (%), germination indexe2
Direction
reducede2

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗
Jatropha curcas
Jatropha curcas · Interactor · picture from its Wikimedia Commons categoryAdityamadhav83 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Jatropha curcas leaves mulch effect”

✓ located verbatim in the source · title, characters 0–35 · show in text ↑
t1

“growth of maize (zea mays)”

✓ located verbatim in the source · title, characters 61–87 · show in text ↑
e1

“seed germination and seedling growth of maize varieties viz. Pioneer (V1), Azam (V2) and Jalal (V3)”

✓ located verbatim in the source · abstract, characters 252–351 · show in text ↑
e2

“Mulch applied at 2 tons/hectare significantly reduced seed germination (%), germination index, relative water content, root width and seedling dry weight”

✓ located verbatim in the source · abstract, characters 493–646 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Jatropha curcas leaf mulch at 2 tons/hectare significantly reduced relative water content, root width and seedling dry weight of maize.

Taxon
maizeZea mayst1
Material
Pioneer (V1), Azam (V2) and Jalal (V3)e1
Organ / stage
roote2
Treatment
Jatropha curcas leaves mulcht0
Interactor
Jatropha curcasJatropha curcast0other
Outcome
relative water content, root width and seedling dry weighte2
Direction
reducede2

Not reportedComparator

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

Zea mays
Zea mays · TaxonAkwugo · CC BY-SA 4.0 · Wikimedia Commons ↗
Jatropha curcas
Jatropha curcas · Interactor · picture from its Wikimedia Commons categoryAdityamadhav83 · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

t0

“Jatropha curcas leaves mulch effect”

✓ located verbatim in the source · title, characters 0–35 · show in text ↑
t1

“growth of maize (zea mays)”

✓ located verbatim in the source · title, characters 61–87 · show in text ↑
e1

“seed germination and seedling growth of maize varieties viz. Pioneer (V1), Azam (V2) and Jalal (V3)”

✓ located verbatim in the source · abstract, characters 252–351 · show in text ↑
e2

“Mulch applied at 2 tons/hectare significantly reduced seed germination (%), germination index, relative water content, root width and seedling dry weight”

✓ located verbatim in the source · abstract, characters 493–646 · show in text ↑

Jatropha curcas · growth · Zea mays (maize)Positive and negative results

3 papers: 1 positive, 2 negative or no effect

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

  1. positive
  2. negative
See all 3 papers →

mulching · physiology: water · Zea mays (maize)Positive and negative results

116 papers: 108 positive, 8 negative or no effect

7 papers in the same direction as this paper · 108 in the opposite direction

  1. positive
  2. positive
  3. positive

112 papers more in this group

See all 116 papers →

mulching · growth · Zea mays (maize)Positive and negative results

140 papers: 122 positive, 18 negative or no effect

17 papers in the same direction as this paper · 122 in the opposite direction

  1. positive
  2. positive
  3. positive

136 papers more in this group

See all 140 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.