Paper · 2011 · cIRcle (University of British Columbia)

Effect of herbicides on proteins in spring wheat

Desai, Prabhat Dinkar

17
claims
33
verbatim quotes
0
citations
2
research areas
✓
Open access

Abstract

Three varieties of spring wheat, Selkirk, Manitou and Pembina, were grown in the field and greenhouse. 2,4-D, bromoxynil and picloram were applied at the 6" stage (4 leaf). The experiments were carried out in a randomized block design. 2,4-D and picloram showed a low concentration stimulation and high concentration inhibition on yield with Selkirk. Manitou and Pembina did not show definite trends with these two herbicides. Bromoxynil decreased the yield in all three varieties and the decrease was enhanced at higher concentrations. Bromoxynil was the only herbicide that increased the percent protein in all three varieties. An inverse relation between the percent protein and yield was seen in Selkirk, Manitou and Pembina treated with bromoxynil. 2,4-D and picloram also produced this relationship in Selkirk but not in Manitou or Pembina. Bromoxynil significantly reduced the yield of protein per plot, whereas 2,4-D and picloram did not. There was no quantitative relation between the protein extracted by 0.1 M Tris-glycine buffer (pH 8.3) or 0.05 N acetic acid (pH 3.5) and the percent protein in wheat. Selkirk was least affected by any of the herbicides, i.e. to the changes in the protein (albumin, globulin and gluten) as seen from the densitometric traces of gels. Manitou and Pembina showed changes as a result of the bromoxynil treatment.

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Claims 17

Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Low 2,4-D concentration stimulated Selkirk yield.

Taxon
spring wheatTriticum aestivumt0
Material
Selkirke0
Treatment
2,4-De0
Outcome
yielde0
Direction
stimulatione0
Qualifier
low concentratione0

Not reportedComparator

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

“2,4-D and picloram showed a low concentration stimulation and high concentration inhibition on yield with Selkirk.”

✓ located verbatim in the source · abstract, characters 236–350 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

High 2,4-D concentration inhibited Selkirk yield.

Taxon
spring wheatTriticum aestivumt0
Material
Selkirke0
Treatment
2,4-De0
Outcome
yielde0
Direction
inhibitione0
Qualifier
high concentratione0

Not reportedComparator

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

“2,4-D and picloram showed a low concentration stimulation and high concentration inhibition on yield with Selkirk.”

✓ located verbatim in the source · abstract, characters 236–350 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Low picloram concentration stimulated Selkirk yield.

Taxon
spring wheatTriticum aestivumt0
Material
Selkirke0
Treatment
piclorame0
Outcome
yielde0
Direction
stimulatione0
Qualifier
low concentratione0

Not reportedComparator

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

“2,4-D and picloram showed a low concentration stimulation and high concentration inhibition on yield with Selkirk.”

✓ located verbatim in the source · abstract, characters 236–350 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

High picloram concentration inhibited Selkirk yield.

Taxon
spring wheatTriticum aestivumt0
Material
Selkirke0
Treatment
piclorame0
Outcome
yielde0
Direction
inhibitione0
Qualifier
high concentratione0

Not reportedComparator

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

“2,4-D and picloram showed a low concentration stimulation and high concentration inhibition on yield with Selkirk.”

✓ located verbatim in the source · abstract, characters 236–350 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Manitou yield showed no definite trend under 2,4-D.

Taxon
spring wheatTriticum aestivumt0
Material
Manitoue0
Treatment
2,4-De0
Outcome
definite trendse0

Not reportedComparatorDirection

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

“2,4-D and picloram showed a low concentration stimulation and high concentration inhibition on yield with Selkirk. Manitou and Pembina did not show definite trends with these two herbicides.”

✓ located verbatim in the source · abstract, characters 236–426 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Pembina yield showed no definite trend under picloram.

Taxon
spring wheatTriticum aestivumt0
Material
Pembinae0
Treatment
piclorame0
Outcome
definite trendse0

Not reportedComparatorDirection

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

“2,4-D and picloram showed a low concentration stimulation and high concentration inhibition on yield with Selkirk. Manitou and Pembina did not show definite trends with these two herbicides.”

✓ located verbatim in the source · abstract, characters 236–426 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Bromoxynil decreased yield in all three wheat varieties, more at higher concentrations.

Taxon
spring wheatTriticum aestivumt0
Treatment
Bromoxynile0
Outcome
yielde0
Direction
decreasede0
Qualifier
higher concentrationse0

Not reportedComparator

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

“Bromoxynil decreased the yield in all three varieties and the decrease was enhanced at higher concentrations.”

✓ located verbatim in the source · abstract, characters 427–536 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultpositivemeasured

Claim · model-written summary

Bromoxynil increased percent protein in all three varieties.

Taxon
spring wheatTriticum aestivumt0
Treatment
Bromoxynile0
Outcome
percent proteine0
Direction
increasede0

Not reportedComparator

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

“Bromoxynil was the only herbicide that increased the percent protein in all three varieties.”

✓ located verbatim in the source · abstract, characters 537–629 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Percent protein and yield were inversely related in bromoxynil treated Selkirk, Manitou, and Pembina.

Taxon
spring wheatTriticum aestivumt0
Treatment
bromoxynile0
Outcome
percent protein and yielde0
Direction
inversee0

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

“An inverse relation between the percent protein and yield was seen in Selkirk, Manitou and Pembina treated with bromoxynil.”

✓ located verbatim in the source · abstract, characters 630–753 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

2,4-D and picloram also produced the inverse protein to yield relation in Selkirk, but not Manitou or Pembina.

Taxon
spring wheatTriticum aestivumt0
Material
Selkirke0
Treatment
2,4-D and piclorame0
Outcome
relationshipe0

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

“2,4-D and picloram also produced this relationship in Selkirk but not in Manitou or Pembina.”

✓ located verbatim in the source · abstract, characters 754–846 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultnegativesignificant (as stated)measured

Claim · model-written summary

Bromoxynil significantly reduced protein yield per plot.

Taxon
spring wheatTriticum aestivumt0
Treatment
Bromoxynile0
Outcome
yield of protein per plote0
Direction
reducede0

Not reportedComparator

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

“Bromoxynil significantly reduced the yield of protein per plot, whereas 2,4-D and picloram did not.”

✓ located verbatim in the source · abstract, characters 847–946 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultnot significant (as stated)measured

Claim · model-written summary

2,4-D did not significantly reduce protein yield per plot.

Taxon
spring wheatTriticum aestivumt0
Treatment
2,4-De0
Outcome
yield of protein per plote0

Not reportedComparatorDirection

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

“Bromoxynil significantly reduced the yield of protein per plot, whereas 2,4-D and picloram did not.”

✓ located verbatim in the source · abstract, characters 847–946 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultnot significant (as stated)measured

Claim · model-written summary

Picloram did not significantly reduce protein yield per plot.

Taxon
spring wheatTriticum aestivumt0
Treatment
piclorame0
Outcome
yield of protein per plote0

Not reportedComparatorDirection

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

“Bromoxynil significantly reduced the yield of protein per plot, whereas 2,4-D and picloram did not.”

✓ located verbatim in the source · abstract, characters 847–946 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Associationobservedoriginal resultmeasured

Claim · model-written summary

Extracted protein showed no quantitative relation to percent protein in wheat.

Treatment
0.1 M Tris-glycine buffer (pH 8.3) or 0.05 N acetic acid (pH 3.5)e0
Outcome
protein extractede0

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

“There was no quantitative relation between the protein extracted by 0.1 M Tris-glycine buffer (pH 8.3) or 0.05 N acetic acid (pH 3.5) and the percent protein in wheat.”

✓ located verbatim in the source · abstract, characters 947–1114 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Selkirk protein fractions were least affected by the herbicides.

Taxon
spring wheatTriticum aestivumt0
Material
Selkirke0
Treatment
herbicidese0
Outcome
changes in the protein (albumin, globulin and gluten)e0
Direction
least affectede0

Not reportedComparator

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

“Selkirk was least affected by any of the herbicides, i.e. to the changes in the protein (albumin, globulin and gluten) as seen from the densitometric traces of gels.”

✓ located verbatim in the source · abstract, characters 1115–1280 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Bromoxynil changed protein fractions in Manitou.

Taxon
spring wheatTriticum aestivumt0
Material
Manitoue0
Treatment
bromoxynil treatmente0
Outcome
changese0

Not reportedComparatorDirection

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

“Manitou and Pembina showed changes as a result of the bromoxynil treatment.”

✓ located verbatim in the source · abstract, characters 1281–1356 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑
Intervention effectobservedoriginal resultmeasured

Claim · model-written summary

Bromoxynil changed protein fractions in Pembina.

Taxon
spring wheatTriticum aestivumt0
Material
Pembinae0
Treatment
bromoxynil treatmente0
Outcome
changese0

Not reportedComparatorDirection

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

“Manitou and Pembina showed changes as a result of the bromoxynil treatment.”

✓ located verbatim in the source · abstract, characters 1281–1356 · show in text ↑
t0

“spring wheat”

✓ located verbatim in the source · title, characters 36–48 · show in text ↑

2,4-D · yield · Triticum aestivum (wheat)Results differ

116 papers: 78 positive, 38 negative or no effect

77 papers in the same direction as this paper · 34 in the opposite direction · 4 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

112 papers more in this group

See all 116 papers →

picloram · yield · Triticum aestivum (wheat)Positive and negative results

7 papers: 1 positive, 6 negative or no effect

5 in the opposite direction · 1 reporting no difference from an alternative

  1. negative
  2. negative
  3. negative

3 papers more in this group

See all 7 papers →

3,5-dibromo-4-hydroxybenzonitrile · yield · Triticum aestivum (wheat)Positive and negative results

21 papers: 10 positive, 11 negative or no effect

10 papers in the same direction as this paper · 10 in the opposite direction

  1. positive
  2. positive
  3. positive

17 papers more in this group

See all 21 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.