Paper · 1974 · Soil Science Society of America Journal

Influence of Genetic Variability on Zinc Response in Wheat

U. C. Shukla; Hans Raj

5
claims
10
verbatim quotes
34
citations
2
research areas
—
Not open access

Abstract

Abstract Influence of genetic variability on Zn response in wheat ( Triticum sp.) was evaluated in the greenhouse. There was considerable difference among 21 varieties in the time of appearance and intensity of deficiency symptoms, yield depression, and Zn concentration under Zn stress conditions. Without supplemental Zn, dry matter yields of shoot and roots were 8.6 to 33.5% and 9.4 to 36.8% lower, respectively, than at 5 ppm Zn level. Zinc concentration of varieties ranged from 4.2 to 28.3 ppm under zinc deficiency conditions. The differential response among the varieties was found closely linked to their efficiency in Zn utilization from the soil.

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Claims 5

Observationobservedoriginal resultmeasured

Claim · model-written summary

Wheat varieties differed in onset and intensity of zinc deficiency symptoms, yield depression, and zinc concentration under zinc stress.

Material
21 varietiese0
Outcome
time of appearance and intensity of deficiency symptoms, yield depression, and Zn concentratione0

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

“There was considerable difference among 21 varieties in the time of appearance and intensity of deficiency symptoms, yield depression, and Zn concentration under Zn stress conditions.”

✓ located verbatim in the source · abstract, characters 115–298 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 53–58 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Without supplemental zinc, shoot dry matter yields were 8.6 to 33.5% lower than at 5 ppm zinc.

Organ / stage
shoote0
Treatment
Without supplemental Zne0
Outcome
dry matter yields of shoote0
Direction
lowere0
Value
8.6 to 33.5%e0
Comparator
5 ppm Zn levele0

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

“Without supplemental Zn, dry matter yields of shoot and roots were 8.6 to 33.5% and 9.4 to 36.8% lower, respectively, than at 5 ppm Zn level.”

✓ located verbatim in the source · abstract, characters 299–440 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 53–58 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Without supplemental zinc, root dry matter yields were 9.4 to 36.8% lower than at 5 ppm zinc.

Organ / stage
rootse0
Treatment
Without supplemental Zne0
Outcome
dry matter yields of shoot and rootse0
Direction
lowere0
Value
9.4 to 36.8%e0
Comparator
5 ppm Zn levele0

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

“Without supplemental Zn, dry matter yields of shoot and roots were 8.6 to 33.5% and 9.4 to 36.8% lower, respectively, than at 5 ppm Zn level.”

✓ located verbatim in the source · abstract, characters 299–440 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 53–58 · show in text ↑
Observationobservedoriginal resultmeasured

Claim · model-written summary

Varietal zinc concentrations ranged from 4.2 to 28.3 ppm under zinc deficiency.

Outcome
Zinc concentratione0
Value
4.2 to 28.3 ppme0
Qualifier
under zinc deficiency conditionse0

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

“Zinc concentration of varieties ranged from 4.2 to 28.3 ppm under zinc deficiency conditions.”

✓ located verbatim in the source · abstract, characters 441–534 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 53–58 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Varietal differences in zinc response were closely linked to soil zinc utilization efficiency.

Material
varietiese0
Outcome
differential responsee0
Qualifier
efficiency in Zn utilization from the soile0

Not reportedDirection

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 differential response among the varieties was found closely linked to their efficiency in Zn utilization from the soil.”

✓ located verbatim in the source · abstract, characters 535–658 · show in text ↑
t0

“Wheat”

✓ located verbatim in the source · title, characters 53–58 · show in text ↑

zinc atom · yield · Triticum aestivum (wheat)Results differ

511 papers: 456 positive, 55 negative or no effect

455 papers in the same direction as this paper · 49 in the opposite direction · 6 reporting no difference from an alternative

This paper is about lacking the nutrient, so it counts the other way round here.

  1. positive
  2. no effect
  3. negative

507 papers more in this group

See all 511 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.