Paper · 2011 · Agriculture and Biology Journal of North America

Evaluation of the effectiveness of an automated irrigation system using wheat crops

Tahar Boutraa; Abdellah Akhkha; Abdulkhaliq Alshuaibi; et al.

3
claims
7
verbatim quotes
38
citations
2
research areas
✓
Open access

Abstract

Water stress continues to be one of the most significant environmental factor affecting growth, production and quality of crops worldwide. Improving water agricultural efficiency is crucial in many parts of the world, especially in arid and semi-arid regions, such as Saudi Arabia. The current study investigates the use of an automated irrigation system in comparison with manual irrigation. The plant material used in this study were varieties of wheat (Triticum durum L.) grown in different regions of Saudi Arabia. Plants were grown under two different water irrigation regimes, 80% and 40% of the field capacity which are controlled using humidity sensors connected to a micro-controller that detects the water quantity and compensates for water loss in the soil. Plants were grown in 1 kg capacity plastic pots containing compost mixed with sand (3:1 v:v) and kept in a growth cabinet. The automatic irrigation system performance is evaluated by measuring the growth of plants compared to those of manually irrigated. Growth parameters are shoot, root and total fresh weight and dry weights. No differences were observed in growth, expressed as fresh and dry weights, between the two irrigation systems. Growth showed that total dry weights at both water treatments were higher in the automated system plants than those manually irrigated. The results showed an efficiency of the automated irrigation system over the manual one, as measured by the performance of plants for photosynthesis rates.

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The text the model read, with the source record’s inline markup (italics, sub- and superscripts) rendered and its character entities decoded; quote offsets refer to the raw text.

Claims 3

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Automated and manual irrigation produced no differences in wheat growth measured as fresh and dry weights.

Treatment
automated irrigation systeme1
Outcome
growthe3
Direction
No differencese3
Comparator
manual irrigatione1

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

e1

“The current study investigates the use of an automated irrigation system in comparison with manual irrigation”

✓ located verbatim in the source · abstract, characters 282–391 · show in text ↑
e2

“The plant material used in this study were varieties of wheat (Triticum durum L.) grown in different regions of Saudi Arabia”

✓ located verbatim in the source · abstract, characters 393–517 · show in text ↑
e3

“No differences were observed in growth, expressed as fresh and dry weights, between the two irrigation systems”

✓ located verbatim in the source · abstract, characters 1098–1208 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Total dry weight at both water treatments was higher in wheat under the automated irrigation system than in manually irrigated plants.

Treatment
automated systeme4
Outcome
total dry weightse4
Direction
highere4
Comparator
manually irrigatede4

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

e2

“The plant material used in this study were varieties of wheat (Triticum durum L.) grown in different regions of Saudi Arabia”

✓ located verbatim in the source · abstract, characters 393–517 · show in text ↑
e4

“Growth showed that total dry weights at both water treatments were higher in the automated system plants than those manually irrigated”

✓ located verbatim in the source · abstract, characters 1210–1344 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

The automated irrigation system gave higher photosynthesis rates in wheat than manual irrigation.

Treatment
automated irrigation systeme5
Outcome
photosynthesis ratese5
Direction
higherinferrede5
Comparator
manual onee5

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

e2

“The plant material used in this study were varieties of wheat (Triticum durum L.) grown in different regions of Saudi Arabia”

✓ located verbatim in the source · abstract, characters 393–517 · show in text ↑
e5

“The results showed an efficiency of the automated irrigation system over the manual one, as measured by the performance of plants for photosynthesis rates”

✓ located verbatim in the source · abstract, characters 1346–1500 · show in text ↑

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

50 papers: 32 positive, 18 negative or no effect

31 papers in the same direction as this paper · 18 in the opposite direction

  1. negative
  2. negative
  3. no effect

46 papers more in this group

See all 50 papers →

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 reporting no difference from an alternative

  1. positive
  2. positive
  3. positive

238 papers more in this group

See all 242 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.