Abstract
Incorporated trifluralin (0.75 kg ha −1 ) and pre-emergence applications of metribuzin (0.5 kg ha −1 ) and diphenamid (6.0 kg ha −1 ) provided effective weed control in transplanted Springset tomatoes grown with early-season supported row tunnels and a full-season clear unperforated polyethylene mulch. This plastic system influenced the weed flora by enhancing or inhibiting the germination and early growth of certain weed species. However, after 5 or 6 wk the clear plastic mulch severely limited further weed growth and competition. This may account for lack of tomato yield or fruit quality response to varying levels of weed control on mulched plots whereas there was a yield response related to levels of weed control on unmulched plots. The plastic mulch also reduced the loss of all three herbicides from soils compared with unmulched plots.Key words: Row tunnels, plastic mulch, trifluralin, metribuzin, diphenamid, herbicide persistence
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Claims 8
Claim · model-written summary
Incorporated trifluralin (0.75 kg ha−1) provided effective weed control in transplanted Springset tomatoes grown with row tunnels and clear polyethylene mulch.
- Taxon
- tomatoes
Solanum lycopersicume0 - Treatment
- Incorporated trifluralin (0.75 kg ha −1 )e0
- Interactor
- weede0weed
- Outcome
- weed controle0
- Direction
- effectivee0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Incorporated trifluralin (0.75 kg ha −1 ) and pre-emergence applications of metribuzin (0.5 kg ha −1 ) and diphenamid (6.0 kg ha −1 ) provided effective weed control in transplanted Springset tomatoes”
Claim · model-written summary
Pre-emergence metribuzin (0.5 kg ha−1) provided effective weed control in transplanted Springset tomatoes grown with row tunnels and clear polyethylene mulch.
- Taxon
- tomatoes
Solanum lycopersicume0 - Treatment
- pre-emergence applications of metribuzin (0.5 kg ha −1 )e0
- Interactor
- weede0weed
- Outcome
- weed controle0
- Direction
- effectivee0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Incorporated trifluralin (0.75 kg ha −1 ) and pre-emergence applications of metribuzin (0.5 kg ha −1 ) and diphenamid (6.0 kg ha −1 ) provided effective weed control in transplanted Springset tomatoes”
Claim · model-written summary
Pre-emergence diphenamid (6.0 kg ha−1) provided effective weed control in transplanted Springset tomatoes grown with row tunnels and clear polyethylene mulch.
- Taxon
- tomatoes
Solanum lycopersicume0 - Treatment
- diphenamid (6.0 kg ha −1 )e0
- Interactor
- weede0weed
- Outcome
- weed controle0
- Direction
- effectivee0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
e0“Incorporated trifluralin (0.75 kg ha −1 ) and pre-emergence applications of metribuzin (0.5 kg ha −1 ) and diphenamid (6.0 kg ha −1 ) provided effective weed control in transplanted Springset tomatoes”
Claim · model-written summary
The plastic row tunnel and mulch system influenced the weed flora by enhancing or inhibiting germination and early growth of certain weed species.
- Taxon
- weed speciese0
- Treatment
- plastic systeme0
- Interactor
- weed speciese0weed
- Outcome
- germination and early growthe0
- Direction
- enhancing or inhibitinge0
Not reportedComparator
Verbatim
e0“This plastic system influenced the weed flora by enhancing or inhibiting the germination and early growth of certain weed species”
Claim · model-written summary
After 5 or 6 weeks the clear plastic mulch severely limited further weed growth and competition.
- Taxon
- weede0
- Treatment
- clear plastic mulche0
- Interactor
- weede0weed
- Outcome
- further weed growth and competitione0
- Direction
- limitede0
Not reportedComparator
Verbatim
e0“after 5 or 6 wk the clear plastic mulch severely limited further weed growth and competition”
Claim · model-written summary
On mulched plots there was no tomato yield or fruit quality response to varying levels of weed control.
- Taxon
- tomato
Solanum lycopersicume0 - Treatment
- varying levels of weed controle0
- Outcome
- tomato yield or fruit qualitye0
- Direction
- no_changeinferrede0
- Qualifier
- on mulched plotse0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“TOMATO”
e0“lack of tomato yield or fruit quality response to varying levels of weed control on mulched plots”
Claim · model-written summary
On unmulched plots there was a tomato yield response related to levels of weed control.
- Taxon
- TOMATO
Solanum lycopersicumt0 - Treatment
- levels of weed controle0
- Outcome
- yield responsee0
- Qualifier
- on unmulched plotse0
Not reportedDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“TOMATO”
e0“there was a yield response related to levels of weed control on unmulched plots”
Claim · model-written summary
The plastic mulch reduced the loss of all three herbicides from soils compared with unmulched plots.
- Taxon
- TOMATO
Solanum lycopersicumt0 - Treatment
- plastic mulche0
- Outcome
- loss of all three herbicides from soilse0
- Direction
- reducede0
- Comparator
- unmulched plotse0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“TOMATO”
e0“The plastic mulch also reduced the loss of all three herbicides from soils compared with unmulched plots”
The same questions in other papers
Diphenamid · weed · Solanum lycopersicum (tomato)Positive and negative results
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- negative
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1 paper in the same direction as this paper
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herbicide · quality: grain · Solanum lycopersicum (tomato)Positive and negative results
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mulching · molecular: metabolites · Solanum lycopersicum (tomato)Positive and negative results
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See all 5 papers →herbicide · weed · Solanum lycopersicum (tomato)Positive and negative results
22 papers in the same direction as this paper · 6 in the opposite direction · 1 reporting no difference from an alternative
- negative
- negative
- negative
26 papers more in this group
See all 30 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.