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paper W1564234094 ✕

Intervention effectobservedoriginal resultno effectmeasured

Claim · model-written summary

Sulphur dioxide did not decrease alfalfa yield under any of the conditions studied.

Taxon
alfalfaMedicago sativae0
Treatment
sulphur dioxide treatmente0
Outcome
yield of alfalfae0
Direction
no_changeinferrede0
Qualifier
under none of the conditions studiede0

Not reportedComparator

Verbatim

e0

“Under none of the conditions studied did sulphur dioxide treatment decrease the yield of alfalfa”

✓ located verbatim in the source · abstract, characters 419–515

Title

Effect of low concentrations of sulphur dioxide on yield of alfalfa and cruciferae

C. Setterstrom; P. W. Zimmerman; William Crocker OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) 1938

Other claims from this paper (9)
Intervention effectobservedoriginal resultpositivesignificant (as stated)measured

Claim · model-written summary

Under some conditions sulphur dioxide significantly increased alfalfa yield.

Taxon
alfalfaMedicago sativae0
Treatment
sulphur dioxidee0
Outcome
yielde1
Direction
increasese1
Qualifier
under some of the conditionse1

Not reportedComparator

Verbatim

e0

“Under none of the conditions studied did sulphur dioxide treatment decrease the yield of alfalfa”

✓ located verbatim in the source · abstract, characters 419–515
e1

“under some of the conditions it brought about significant yield increases”

✓ located verbatim in the source · abstract, characters 589–662

Title

Effect of low concentrations of sulphur dioxide on yield of alfalfa and cruciferae

C. Setterstrom; P. W. Zimmerman; William Crocker OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) 1938

Other claims from this paper (9)
Intervention effectobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Under most conditions sulphur dioxide had no significant effect on alfalfa yield.

Taxon
alfalfaMedicago sativae0
Treatment
sulphur dioxidee0
Outcome
yielde1
Direction
no significant effecte1
Qualifier
under most of the conditionse1

Not reportedComparator

Verbatim

e0

“Under none of the conditions studied did sulphur dioxide treatment decrease the yield of alfalfa”

✓ located verbatim in the source · abstract, characters 419–515
e1

“under most of the conditions it had no significant effect on yield”

✓ located verbatim in the source · abstract, characters 517–583

Title

Effect of low concentrations of sulphur dioxide on yield of alfalfa and cruciferae

C. Setterstrom; P. W. Zimmerman; William Crocker OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) 1938

Other claims from this paper (9)
Associationobservedoriginal resultno effectmeasured

Claim · model-written summary

Plant age and the amount of supplied nutrients had no effect on the alfalfa yield response to sulphur dioxide.

Taxon
alfalfaMedicago sativae0
Treatment
amount of supplied nutrientse1
Outcome
yield response to the gas treatmente1
Direction
no effecte1
Qualifier
Age of plants and the amount of supplied nutrientse1

Verbatim

e0

“Under none of the conditions studied did sulphur dioxide treatment decrease the yield of alfalfa”

✓ located verbatim in the source · abstract, characters 419–515
e1

“Age of plants and the amount of supplied nutrients had no effect on the yield response to the gas treatment”

✓ located verbatim in the source · abstract, characters 798–905

Title

Effect of low concentrations of sulphur dioxide on yield of alfalfa and cruciferae

C. Setterstrom; P. W. Zimmerman; William Crocker OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) 1938

Other claims from this paper (9)
Intervention effectobservedoriginal resultsignificant (as stated)measured

Claim · model-written summary

Sulphur dioxide treatment significantly increased the total sulphur content of alfalfa.

Taxon
alfalfaMedicago sativae0
Treatment
sulphur dioxidee1
Outcome
per cent total sulphure1
Direction
increasese1

Not reportedComparator

Verbatim

e0

“Under none of the conditions studied did sulphur dioxide treatment decrease the yield of alfalfa”

✓ located verbatim in the source · abstract, characters 419–515
e1

“treatment with sulphur dioxide brought about significant increases in per cent total sulphur”

✓ located verbatim in the source · abstract, characters 1413–1505

Title

Effect of low concentrations of sulphur dioxide on yield of alfalfa and cruciferae

C. Setterstrom; P. W. Zimmerman; William Crocker OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) 1938

Other claims from this paper (9)
Mechanismauthor interpretationoriginal resultmeasured

Claim · model-written summary

Sulphur deficiency in the nutrient supply was compensated by sulphur dioxide absorbed from the air in alfalfa.

Taxon
alfalfaMedicago sativae0
Compound
sulphur dioxidee1
Outcome
deficiencies in sulphur content of nutrient supplye1

Verbatim

e0

“Under none of the conditions studied did sulphur dioxide treatment decrease the yield of alfalfa”

✓ located verbatim in the source · abstract, characters 419–515
e1

“deficiencies in sulphur content of nutrient supply were made up by absorption of sulphur dioxide from the air”

✓ located verbatim in the source · abstract, characters 687–796

Title

Effect of low concentrations of sulphur dioxide on yield of alfalfa and cruciferae

C. Setterstrom; P. W. Zimmerman; William Crocker OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) 1938

Other claims from this paper (9)
Associationobservedoriginal resultno effectnot significant (as stated)measured

Claim · model-written summary

Neither sulphur dioxide, water supply nor sulphur content of the nutrient supply affected alfalfa nitrogen content.

Taxon
alfalfaMedicago sativae1
Treatment
sulphur dioxidee1
Outcome
nitrogen contente1
Direction
no_changeinferrede1
Qualifier
water supply, nor sulphur content of nutrient supplye1

Verbatim

e0

“Under none of the conditions studied did sulphur dioxide treatment decrease the yield of alfalfa”

✓ located verbatim in the source · abstract, characters 419–515
e1

“neither sulphur dioxide, water supply, nor sulphur content of nutrient supply had significant effect on nitrogen content of the alfalfa”

✓ located verbatim in the source · abstract, characters 1650–1785

Title

Effect of low concentrations of sulphur dioxide on yield of alfalfa and cruciferae

C. Setterstrom; P. W. Zimmerman; William Crocker OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) 1938

Other claims from this paper (9)
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Rapidly growing alfalfa under favorable light responded more readily to the growth effect of sulphur dioxide than slowly growing alfalfa under less favorable light.

Taxon
alfalfaMedicago sativae0
Treatment
favorable light conditionse1
Outcome
growth effecte1
Direction
more readilye1
Comparator
less favorable light conditionse2

Verbatim

e0

“Under none of the conditions studied did sulphur dioxide treatment decrease the yield of alfalfa”

✓ located verbatim in the source · abstract, characters 419–515
e1

“Alfalfa growing rapidly under favorable light conditions responded more readily to the growth effect”

✓ located verbatim in the source · abstract, characters 1084–1184
e2

“than did alfalfa growing slowly under less favorable light conditions”

✓ located verbatim in the source · abstract, characters 1198–1267

Title

Effect of low concentrations of sulphur dioxide on yield of alfalfa and cruciferae

C. Setterstrom; P. W. Zimmerman; William Crocker OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) 1938

Other claims from this paper (9)
Associationobservedoriginal resultpositivemeasured

Claim · model-written summary

Alfalfa grown with a deficient water supply responded more readily to the stimulating effect of sulphur dioxide than alfalfa with an ample water supply.

Taxon
alfalfaMedicago sativae0
Treatment
deficient supply of watere1
Outcome
stimulating effect of the sulphur dioxidee1
Direction
more readilye1
Comparator
ample water supplye1

Verbatim

e0

“Under none of the conditions studied did sulphur dioxide treatment decrease the yield of alfalfa”

✓ located verbatim in the source · abstract, characters 419–515
e1

“Alfalfa grown with a deficient supply of water seemed to respond more readily to the stimulating effect of the sulphur dioxide than did plants grown with an ample water supply”

✓ located verbatim in the source · abstract, characters 907–1082

Title

Effect of low concentrations of sulphur dioxide on yield of alfalfa and cruciferae

C. Setterstrom; P. W. Zimmerman; William Crocker OSTI OAI (U.S. Department of Energy Office of Scientific and Technical Information) 1938

Other claims from this paper (9)

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