Paper · 2024 · Sohag Journal of Sciences

Effects of Salicylic Acid, Melatonin, and Mycorrhizal Fungi on the Growth and Physiological Responses of Wheat Under Varying Water Irrigation Stress Levels

Khalaf Fayez; Fatma Abdo; Hosna Sabra

2
claims
6
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

The current study was carried out in Shandaweel Agricultural Research Station in Sohag governorate, Egypt, during the two growing seasons 2017/2018 and 2018/2019. The purpose of this research is to investigate the influence of melatonin(30 ppm), salicylic acid (200 ppm), mycorrhizal fungi inoculation (250 spores), and the combination of melatonin (30 ppm) + mycorrhizal fungi inoculation (250 spores), and salicylic acid (200 ppm) + mycorrhizal fungi inoculation (250 spores) treatments on growth parameters and physiological activitiesof wheat (Triticum aestivum L cv. Shandaweel1), which subjected to three water irrigation levels (5476 (I100%), 4380 (I80%) and 3285 (I60%) m3 ha-1 compared to the control (untreated plants). The results showed that the decreasing irrigation water amount from 5476 m3 ha-1 (I100%) to 3285 m3 ha-1 (I60%) caused a significant decrease of relative water content, membrane stability index, leaf area duration, crop growth rate, relative growth rate and net assimilation rate of wheat in both seasons, respectively. According to our findings, the use of melatonin, salicylic acid, and mycorrhizal fungal treatments singly or in combination reduced the deleterious effects of water stress on all of the aforementioned parameters.

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Claims 2

Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Reducing irrigation from 100% to 60% significantly decreased relative water content, membrane stability index and leaf area duration of wheat in both seasons.

Material
cv. Shandaweel1e1
Treatment
decreasing irrigation water amount from 5476 m3 ha-1 (I100%) to 3285 m3 ha-1 (I60%)e2
Outcome
relative water content, membrane stability index, leaf area duratione2
Direction
decreasee2
Qualifier
in both seasonse2
Comparator
5476 m3 ha-1 (I100%)e2
Setting
Shandaweel Agricultural Research Station in Sohag governorate, Egypte0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The current study was carried out in Shandaweel Agricultural Research Station in Sohag governorate, Egypt, during the two growing seasons 2017/2018 and 2018/2019”

✓ located verbatim in the source · abstract, characters 0–161 · show in text ↑
e1

“physiological activitiesof wheat (Triticum aestivum L cv. Shandaweel1)”

✓ located verbatim in the source · abstract, characters 514–584 · show in text ↑
e2

“The results showed that the decreasing irrigation water amount from 5476 m3 ha-1 (I100%) to 3285 m3 ha-1 (I60%) caused a significant decrease of relative water content, membrane stability index, leaf area duration, crop growth rate, relative growth rate and net assimilation rate of wheat in both seasons, respectively”

✓ located verbatim in the source · abstract, characters 730–1048 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Reducing irrigation from 100% to 60% significantly decreased crop growth rate, relative growth rate and net assimilation rate of wheat in both seasons.

Material
cv. Shandaweel1e1
Treatment
decreasing irrigation water amount from 5476 m3 ha-1 (I100%) to 3285 m3 ha-1 (I60%)e2
Outcome
crop growth rate, relative growth rate and net assimilation ratee2
Direction
decreasee2
Qualifier
in both seasonse2
Comparator
5476 m3 ha-1 (I100%)e2
Setting
Shandaweel Agricultural Research Station in Sohag governorate, Egypte0

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

Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“The current study was carried out in Shandaweel Agricultural Research Station in Sohag governorate, Egypt, during the two growing seasons 2017/2018 and 2018/2019”

✓ located verbatim in the source · abstract, characters 0–161 · show in text ↑
e1

“physiological activitiesof wheat (Triticum aestivum L cv. Shandaweel1)”

✓ located verbatim in the source · abstract, characters 514–584 · show in text ↑
e2

“The results showed that the decreasing irrigation water amount from 5476 m3 ha-1 (I100%) to 3285 m3 ha-1 (I60%) caused a significant decrease of relative water content, membrane stability index, leaf area duration, crop growth rate, relative growth rate and net assimilation rate of wheat in both seasons, respectively”

✓ located verbatim in the source · abstract, characters 730–1048 · show in text ↑

irrigation · growth · Triticum aestivum (wheat)Positive and negative results

242 papers: 177 positive, 65 negative or no effect

64 papers in the same direction as this paper · 177 in the opposite direction

  1. positive
  2. positive
  3. positive

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irrigation · physiology: water · Triticum aestivum (wheat)Positive and negative results

303 papers: 253 positive, 50 negative or no effect

49 papers in the same direction as this paper · 253 in the opposite direction

  1. positive
  2. positive
  3. positive

299 papers more in this group

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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.