Paper · 2018 · Hortscience Journal of Suez Canal University

Effect of Some Growth-Stimulants on Growth, Yield and Storability of Onion Plants (Allium cepa L.)

Ahmed, M.E.M A. A.A. Sharaf

6
claims
8
verbatim quotes
1
citations
2
research areas
✓
Open access

Abstract

Improving growth, quality and increasing yield of onion plants are important goals for growers torealize the requirements of the market and the consumers. Two field experiments were carried out during twosuccessive seasons; 2013/2014 and 2014/2015 at a private farm in El-Mahalla El-Kubra district, El- GharbiaGovernorate, Egypt to find out the influence of some growth- stimulants at different rates viz., yeast extract (2, 3and 4gl-1 ) seaweed extract (3,4 and 5 gl-1) and NAA (0.8, 1.2 and 1.6 gl-1) on vegetative, yield, and its components as wellas bulb storability of onion plants cv. Giza Red. Foliar spray with growth stimulants were applied thrice at 45, 60 and75 days after transplanting. The design of the experiment was a complete randomized blocks with three replicates. Theresults showed that foliar spray of seaweeds extract at 4 or 5 g/l followed by yeast extract 4g/l had the higheststimulation effect on onion plant growth traits (plant height, number of leaves and leaf fresh weight) total bulb yield andits components as well as N, P and K content of bulb tissues. Application of seaweed extract (5 g/l) showed the leastweight loss (%) and decay (%) of bulbs compared to the control and other treatments.

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Claims 6

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seaweed extract at 4 or 5 g/l gave the greatest stimulation of onion growth traits.

Taxon
onionAllium cepae0
Treatment
seaweeds extract at 4 or 5 g/le0
Outcome
plant height, number of leaves and leaf fresh weighte0
Direction
higheststimulatione0
Comparator
yeast extract 4g/le0

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

Allium cepa
Allium cepa · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“foliar spray of seaweeds extract at 4 or 5 g/l followed by yeast extract 4g/l had the higheststimulation effect on onion plant growth traits (plant height, number of leaves and leaf fresh weight)”

✓ located verbatim in the source · abstract, characters 807–1002 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Yeast extract at 4 g/l followed seaweed extract in growth stimulation.

Taxon
onionAllium cepae0
Treatment
yeast extract 4g/le0
Outcome
onion plant growth traitse0
Direction
followed bye0
Comparator
seaweeds extract at 4 or 5 g/le0

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

Allium cepa
Allium cepa · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“seaweeds extract at 4 or 5 g/l followed by yeast extract 4g/l had the higheststimulation effect on onion plant growth traits”

✓ located verbatim in the source · abstract, characters 823–947 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seaweed extract at 4 or 5 g/l gave the greatest total bulb yield and yield components.

Taxon
onionAllium cepae0
Treatment
seaweeds extract at 4 or 5 g/le0
Outcome
total bulb yield andits componentse0
Direction
higheststimulatione0
Comparator
yeast extract 4g/le0

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

Allium cepa
Allium cepa · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“seaweeds extract at 4 or 5 g/l followed by yeast extract 4g/l had the higheststimulation effect on onion plant growth traits (plant height, number of leaves and leaf fresh weight) total bulb yield andits components”

✓ located verbatim in the source · abstract, characters 823–1037 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seaweed extract at 4 or 5 g/l gave the greatest bulb nitrogen, phosphorus and potassium contents.

Taxon
onionAllium cepae0
Treatment
seaweeds extract at 4 or 5 g/le0
Outcome
N, P and K content of bulb tissuese0
Direction
higheststimulatione0
Comparator
yeast extract 4g/le0

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

Allium cepa
Allium cepa · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“seaweeds extract at 4 or 5 g/l followed by yeast extract 4g/l had the higheststimulation effect on onion plant growth traits (plant height, number of leaves and leaf fresh weight) total bulb yield andits components as well as N, P and K content of bulb tissues.”

✓ located verbatim in the source · abstract, characters 823–1084 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seaweed extract at 5 g/l produced the least bulb weight loss.

Taxon
onionAllium cepat0
Treatment
seaweed extract (5 g/l)e0
Outcome
weight loss (%)e0
Direction
leaste0
Comparator
the control and other treatmentse0

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

Allium cepa
Allium cepa · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Application of seaweed extract (5 g/l) showed the leastweight loss (%) and decay (%) of bulbs compared to the control and other treatments.”

✓ located verbatim in the source · abstract, characters 1085–1224 · show in text ↑
t0

“Onion Plants”

✓ located verbatim in the source · title, characters 69–81 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Seaweed extract at 5 g/l produced the least bulb decay.

Taxon
onionAllium cepat0
Treatment
seaweed extract (5 g/l)e0
Outcome
decay (%) of bulbse0
Direction
leaste0
Comparator
the control and other treatmentse0

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

Allium cepa
Allium cepa · TaxonMehdi · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Application of seaweed extract (5 g/l) showed the leastweight loss (%) and decay (%) of bulbs compared to the control and other treatments.”

✓ located verbatim in the source · abstract, characters 1085–1224 · show in text ↑
t0

“Onion Plants”

✓ located verbatim in the source · title, characters 69–81 · show in text ↑

botanical · yield · Allium cepa (onion)Positive and negative results

38 papers: 35 positive, 3 negative or no effect

34 papers in the same direction as this paper · 3 in the opposite direction

  1. no effect
  2. no effect
  3. no effect

34 papers more in this group

See all 38 papers →

botanical · growth · Allium cepa (onion)Positive and negative results

89 papers: 37 positive, 52 negative or no effect

36 papers in the same direction as this paper · 52 in the opposite direction

  1. negative
  2. negative
  3. negative

85 papers more in this group

See all 89 papers →

botanical · nutrient: content · Allium cepa (onion)Results agree

3 papers: 3 positive, 0 negative or no effect

2 papers in the same direction as this paper

  1. positive
  2. positive
See all 3 papers →

other · disease · Allium cepa (onion)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 →

other · quality: postharvest · Allium cepa (onion)Results agree

11 papers: 11 positive, 0 negative or no effect

10 papers in the same direction as this paper

  1. positive
  2. positive
  3. positive

7 papers more in this group

See all 11 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.