Paper · 1973 · Canadian Journal of Plant Science

INFLUENCE OF LIGHT AND TEMPERATURE ON METRIBUZIN PHYTOTOXICITY TO TOMATO

S. C. PHATAK; G. R. STEPHENSON

3
claims
5
verbatim quotes
26
citations
1
research areas
—
Not open access

Abstract

Growth-chamber studies were conducted to identify the light and temperature factors associated with metribuzin (4-amino-6-tert-butyl-3-(methylthio)-as-triazin-5(4H)one) injury to tomatoes (Lycopersicon esculentum Mill.). Plants exposed to 4 days of low light (6,500 lx) were more susceptible to metribuzin injury than those grown in high light (22,000 lx). Injury to tomatoes was greatest under conditions of low light prior to and high light after application of metribuzin to the foliage. Every increase in temperature from 21 C days and 13 C nights, to 25 C days and 18 C nights, to 27 C days and 18 C nights resulted in increased metribuzin injury to tomato.

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Claims 3

Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Tomato plants under 4 days of low light were more susceptible to metribuzin injury than under high light

Treatment
4 days of low light (6,500 lx)e1
Outcome
metribuzin injurye1
Direction
more susceptiblee1
Comparator
high light (22,000 lx)e1

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“injury to tomatoes (Lycopersicon esculentum Mill.)”

✓ located verbatim in the source · abstract, characters 169–219 · show in text ↑
e1

“Plants exposed to 4 days of low light (6,500 lx) were more susceptible to metribuzin injury than those grown in high light (22,000 lx)”

✓ located verbatim in the source · abstract, characters 221–355 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Tomato injury from metribuzin was greatest under low light before and high light after application

Treatment
low light prior to and high light after applicatione2
Outcome
Injurye2
Direction
greateste2

Not reportedComparator

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e0

“injury to tomatoes (Lycopersicon esculentum Mill.)”

✓ located verbatim in the source · abstract, characters 169–219 · show in text ↑
e2

“Injury to tomatoes was greatest under conditions of low light prior to and high light after application of metribuzin to the foliage”

✓ located verbatim in the source · abstract, characters 357–489 · show in text ↑
Intervention effectobservedoriginal resultnegativemeasured

Claim · model-written summary

Each temperature increase from 21 C days and 13 C nights resulted in increased metribuzin injury to tomato

Treatment
increase in temperature from 21 C days and 13 C nightse3
Outcome
metribuzin injurye3
Direction
increasede3
Comparator
21 C days and 13 C nightse3

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

Solanum lycopersicum
Solanum lycopersicum · TaxonKod B · CC BY-SA 4.0 · Wikimedia Commons ↗

Verbatim

e3

“Every increase in temperature from 21 C days and 13 C nights, to 25 C days and 18 C nights, to 27 C days and 18 C nights resulted in increased metribuzin injury to tomato”

✓ located verbatim in the source · abstract, characters 491–661 · show in text ↑

light · crop injury · Solanum lycopersicum (tomato)Positive and negative results

10 papers: 4 positive, 6 negative or no effect

5 papers in the same direction as this paper · 4 in the opposite direction

  1. positive
  2. positive
  3. positive

6 papers more in this group

See all 10 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.