Paper · 1990

EFFECT OF VARIOUS MOISTURE TENSIONS ON YIELD AND NUTRIENT UPTAKE BY SOME CEREAL CROPS

MUHAMMAD TAHlR

9
claims
18
verbatim quotes
0
citations
2
research areas
—
Not open access

Abstract

•Effect of low, medium and high moisture tensions on yield and nutrient uptake by wheat, barley and oat plants was studied to know the economic water levels for optimum nutrient absorption from soils. Both straw and particularly the grain yields of crops were severely reduced (8 -16 % and 25 - 41 % respectively as the avialable water supply was diminished from medium or high to low. However, the severity in the reduction of crop yields became milder (9 - 11% in grain and 3 - 5% in straw) as the available water was curtailed from high to medium. The concentration of nutrient elements in plants grown in any moisture tension generally decreased with time and increased with the rise in the moisture tension. Otherwise, the .concentration of nutrient elements in each crop plant was inconsistently affected by changes in the moisture tension. Generally, the contents of nutrient elements, except that of Fe and Mn,decreased with the fall in water supply. Iron and Mncontents, however, showed opposit trends.

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Claims 9

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Straw yield was reduced by 8 -16 % when available water was diminished from medium or high to low.

Treatment
diminished from medium or high to lowe1
Outcome
strawe1
Direction
reducede1
Value
8 -16 %e1
Qualifier
yields of cropse1
Comparator
medium or highe1

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗
Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Effect of low, medium and high moisture tensions on yield and nutrient uptake by wheat, barley and oat plants”

✓ located verbatim in the source · abstract, characters 1–110 · show in text ↑
e1

“Both straw and particularly the grain yields of crops were severely reduced (8 -16 % and 25 - 41 % respectively as the avialable water supply was diminished from medium or high to low”

✓ located verbatim in the source · abstract, characters 201–384 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Grain yield was reduced by 25 - 41 % when available water was diminished from medium or high to low.

Treatment
diminished from medium or high to lowe1
Outcome
grain yieldse1
Direction
reducede1
Value
25 - 41 %e1
Comparator
medium or highe1

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗
Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Effect of low, medium and high moisture tensions on yield and nutrient uptake by wheat, barley and oat plants”

✓ located verbatim in the source · abstract, characters 1–110 · show in text ↑
e1

“Both straw and particularly the grain yields of crops were severely reduced (8 -16 % and 25 - 41 % respectively as the avialable water supply was diminished from medium or high to low”

✓ located verbatim in the source · abstract, characters 201–384 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

The reduction of grain yield became milder (9 - 11%) when available water was curtailed from high to medium.

Treatment
curtailed from high to mediume2
Outcome
reduction of crop yieldse2
Direction
became mildere2
Value
9 - 11%e2
Qualifier
in graine2
Comparator
highe2

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗
Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Effect of low, medium and high moisture tensions on yield and nutrient uptake by wheat, barley and oat plants”

✓ located verbatim in the source · abstract, characters 1–110 · show in text ↑
e2

“However, the severity in the reduction of crop yields became milder (9 - 11% in grain and 3 - 5% in straw) as the available water was curtailed from high to medium”

✓ located verbatim in the source · abstract, characters 386–549 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

The reduction of straw yield became milder (3 - 5%) when available water was curtailed from high to medium.

Treatment
curtailed from high to mediume2
Outcome
reduction of crop yieldse2
Direction
became mildere2
Value
3 - 5%e2
Qualifier
in strawe2
Comparator
highe2

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗
Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Effect of low, medium and high moisture tensions on yield and nutrient uptake by wheat, barley and oat plants”

✓ located verbatim in the source · abstract, characters 1–110 · show in text ↑
e2

“However, the severity in the reduction of crop yields became milder (9 - 11% in grain and 3 - 5% in straw) as the available water was curtailed from high to medium”

✓ located verbatim in the source · abstract, characters 386–549 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Nutrient element concentrations in plants increased with the rise in moisture tension.

Treatment
the rise in the moisture tensione3
Outcome
concentration of nutrient elementse3
Direction
increasede3

Not reportedComparator

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗
Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Effect of low, medium and high moisture tensions on yield and nutrient uptake by wheat, barley and oat plants”

✓ located verbatim in the source · abstract, characters 1–110 · show in text ↑
e3

“The concentration of nutrient elements in plants grown in any moisture tension generally decreased with time and increased with the rise in the moisture tension”

✓ located verbatim in the source · abstract, characters 551–711 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Nutrient element concentrations in plants generally decreased with time.

Outcome
concentration of nutrient elementse3
Direction
decreasede3
Qualifier
with timee3

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗
Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Effect of low, medium and high moisture tensions on yield and nutrient uptake by wheat, barley and oat plants”

✓ located verbatim in the source · abstract, characters 1–110 · show in text ↑
e3

“The concentration of nutrient elements in plants grown in any moisture tension generally decreased with time and increased with the rise in the moisture tension”

✓ located verbatim in the source · abstract, characters 551–711 · show in text ↑
Intervention effectobservedoriginal resultmixedmeasured

Claim · model-written summary

Nutrient element concentrations in each crop plant were inconsistently affected by changes in moisture tension.

Treatment
changes in the moisture tensione4
Outcome
concentration of nutrient elements in each crop plante4

Not reportedComparatorDirection

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗
Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Effect of low, medium and high moisture tensions on yield and nutrient uptake by wheat, barley and oat plants”

✓ located verbatim in the source · abstract, characters 1–110 · show in text ↑
e4

“the .concentration of nutrient elements in each crop plant was inconsistently affected by changes in the moisture tension”

✓ located verbatim in the source · abstract, characters 724–845 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Contents of nutrient elements other than Fe and Mn decreased with the fall in water supply.

Treatment
the fall in water supplye5
Outcome
contents of nutrient elementse5
Direction
decreasede5
Qualifier
except that of Fe and Mne5

Not reportedComparator

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗
Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Effect of low, medium and high moisture tensions on yield and nutrient uptake by wheat, barley and oat plants”

✓ located verbatim in the source · abstract, characters 1–110 · show in text ↑
e5

“Generally, the contents of nutrient elements, except that of Fe and Mn,decreased with the fall in water supply”

✓ located verbatim in the source · abstract, characters 847–957 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Iron and manganese contents showed opposite trends to the other nutrient elements.

Outcome
Iron and Mncontentse6
Qualifier
opposit trendse6

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

Hordeum vulgare
Hordeum vulgare · TaxonJackyM59 · CC BY-SA 4.0 · Wikimedia Commons ↗
Triticum aestivum
Triticum aestivum · TaxonRasbak · CC BY-SA 3.0 · Wikimedia Commons ↗
Avena sativa
Avena sativa · TaxonSendelbach ( talk ) · CC BY-SA 3.0 · Wikimedia Commons ↗

Verbatim

e0

“Effect of low, medium and high moisture tensions on yield and nutrient uptake by wheat, barley and oat plants”

✓ located verbatim in the source · abstract, characters 1–110 · show in text ↑
e6

“Iron and Mncontents, however, showed opposit trends”

✓ located verbatim in the source · abstract, characters 959–1010 · show in text ↑

in vitro · yield · Avena sativa (oats)Positive and negative results

4 papers: 2 positive, 2 negative or no effect

1 paper in the same direction as this paper · 2 in the opposite direction

  1. positive
  2. positive
  3. no effect
See all 4 papers →

irrigation · nutrient: content · Avena sativa (oats)Positive and negative results

4 papers: 3 positive, 1 negative or no effect

3 in the opposite direction

  1. positive
  2. positive
  3. positive
See all 4 papers →

in vitro · yield · Hordeum vulgare (barley)Positive and negative results

10 papers: 8 positive, 2 negative or no effect

1 paper in the same direction as this paper · 8 in the opposite direction

  1. positive
  2. positive
  3. positive

6 papers more in this group

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irrigation · nutrient: content · Hordeum vulgare (barley)Positive and negative results

10 papers: 6 positive, 4 negative or no effect

3 papers in the same direction as this paper · 6 in the opposite direction

  1. positive
  2. positive
  3. positive
    Two irrigations with 90 kg nitrogen per hectare gave the highest nitrogen content compared with the other irrigation and nitrogen treatments.

    Effect of levels of irrigation and nitrogen on growth, yield and nitrogen uptake in barley · 2019 · compared with other irrigations (no irrigation, one irrigation at tillering stage, one irrigation at flag leaf stage) and nitrogen treatments (0, 30 and 60 kg ha-1)

    Opposite direction

6 papers more in this group

See all 10 papers →

in vitro · yield · Triticum aestivum (wheat)Positive and negative results

38 papers: 29 positive, 9 negative or no effect

8 papers in the same direction as this paper · 29 in the opposite direction

  1. positive
  2. positive
  3. positive

34 papers more in this group

See all 38 papers →

irrigation · nutrient: content · Triticum aestivum (wheat)Positive and negative results

103 papers: 74 positive, 29 negative or no effect

28 papers in the same direction as this paper · 74 in the opposite direction

  1. positive
  2. positive
  3. positive

99 papers more in this group

See all 103 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.