Paper · 1979 · Canadian Journal of Soil Science

DRYLAND SOIL SALINITY: EFFECT ON THE YIELD AND YIELD COMPONENTS OF 6-ROW BARLEY, 2-ROW BARLEY, WHEAT, AND OATS

J. B. BOLE; S. A. WELLS

9
claims
9
verbatim quotes
25
citations
2
research areas
✓
Open access

Abstract

Six-row barley outyielded 2-row barley which outyielded wheat and oats in field plots on non-irrigated saline soils in southern Alberta. Salinity reduced the number of 6-row barley spikes less than it did the number on other cereals compared to spike production on adjacent non-saline soils. More kernels per spike were maintained on 6-row barley than on the other cereals under the salinity stress but average kernel weight was not differentially affected. Although salinity reduced the germination of wheat to a greater extent than it did the other cereals, adequate stands of all cereals were established and germination was not a major factor except on a plot where salinity stress was combined with spring drought. Six-row barley did not maintain its salt-stressed yield advantage over the other cereals under the drought conditions on a non-saline soil. The tolerance of cereals to osmotic stress thus differed from the tolerance to drought stress under dryland field conditions.

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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 9

Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

On non-irrigated saline soils in southern Alberta, six-row barley outyielded two-row barley, which outyielded wheat and oats, in field plots.

Taxon
Six-row barleye0
Outcome
yielde0
Direction
outyieldede0
Comparator
2-row barleye0
Setting
non-irrigated saline soils in southern Albertae0

Verbatim

e0

“Six-row barley outyielded 2-row barley which outyielded wheat and oats in field plots on non-irrigated saline soils in southern Alberta”

✓ located verbatim in the source · abstract, characters 0–135 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Salinity reduced the number of six-row barley spikes less than it reduced the number on other cereals, compared with adjacent non-saline soils.

Taxon
6-row barleye1
Treatment
Salinitye1
Outcome
number of 6-row barley spikese1
Direction
reducede1
Qualifier
less than it did the number on other cerealse1
Comparator
spike production on adjacent non-saline soilse1

Verbatim

e1

“Salinity reduced the number of 6-row barley spikes less than it did the number on other cereals compared to spike production on adjacent non-saline soils”

✓ located verbatim in the source · abstract, characters 137–290 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

More kernels per spike were maintained on six-row barley than on other cereals under salinity stress.

Taxon
6-row barleye2
Treatment
salinity stresse2
Outcome
kernels per spikee2
Direction
maintainede2
Comparator
the other cerealse2

Verbatim

e2

“More kernels per spike were maintained on 6-row barley than on the other cereals under the salinity stress but average kernel weight was not differentially affected”

✓ located verbatim in the source · abstract, characters 292–456 · show in text ↑
Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Average kernel weight was not differentially affected by salinity in six-row barley relative to other cereals.

Taxon
6-row barleye2
Treatment
salinitye2
Outcome
average kernel weighte2
Direction
not differentially affectede2
Comparator
the other cerealse2

Verbatim

e2

“More kernels per spike were maintained on 6-row barley than on the other cereals under the salinity stress but average kernel weight was not differentially affected”

✓ located verbatim in the source · abstract, characters 292–456 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Salinity reduced wheat germination to a greater extent than it reduced germination of the other cereals.

Treatment
salinitye3
Outcome
germinatione3
Direction
reducede3
Qualifier
to a greater extente3
Comparator
the other cerealse3

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

e3

“Although salinity reduced the germination of wheat to a greater extent than it did the other cereals”

✓ located verbatim in the source · abstract, characters 458–558 · show in text ↑
Observationobservedoriginal resultpositivemeasured

Claim · model-written summary

Adequate stands of all cereals were established.

Taxon
cerealse4
Outcome
adequate standse4

Verbatim

e4

“adequate stands of all cereals were established and germination was not a major factor except on a plot where salinity stress was combined with spring drought”

✓ located verbatim in the source · abstract, characters 560–718 · show in text ↑
Observationobservedoriginal resultno effectmeasured

Claim · model-written summary

Germination was not a major factor for cereal stands, except on a plot where salinity stress was combined with spring drought.

Taxon
cerealse4
Outcome
germinatione4
Qualifier
except on a plot where salinity stress was combined with spring droughte4

Verbatim

e4

“adequate stands of all cereals were established and germination was not a major factor except on a plot where salinity stress was combined with spring drought”

✓ located verbatim in the source · abstract, characters 560–718 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Six-row barley did not maintain its salt-stressed yield advantage over other cereals under drought on a non-saline soil.

Taxon
Six-row barleye5
Treatment
drought conditionse5
Outcome
salt-stressed yield advantagee5
Direction
did not maintaine5
Comparator
the other cerealse5
Setting
non-saline soile5

Verbatim

e5

“Six-row barley did not maintain its salt-stressed yield advantage over the other cereals under the drought conditions on a non-saline soil”

✓ located verbatim in the source · abstract, characters 720–858 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

The tolerance of cereals to osmotic stress differed from their tolerance to drought stress under dryland field conditions.

Taxon
cerealse6
Treatment
osmotic stresse6
Outcome
tolerancee6
Direction
differede6
Comparator
drought stresse6
Setting
dryland field conditionse6

Verbatim

e6

“The tolerance of cereals to osmotic stress thus differed from the tolerance to drought stress under dryland field conditions”

✓ located verbatim in the source · abstract, characters 860–984 · show in text ↑

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

377 papers: 49 positive, 328 negative or no effect

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

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  3. positive

373 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.