Abstract
A study was conducted in 2000 and 2001 to evaluate interaction of fenoxaprop with other herbicides for barnyardgrass control in rice. Changes in herbicide interaction over time were also evaluated, and herbicide combinations were ranked on the basis of compatibility. Fenoxaprop at 0.075 kg/ha plus bentazon or propanil plus molinate resulted in an additive response for barnyardgrass control at 10, 20, and 30 d after treatment (DAT); however, when the rate of fenoxaprop increased to 0.089 kg/ha, an antagonistic effect was found. Carfentrazone and halosulfuron consistently antagonized the activity of fenoxaprop at both rates on barnyardgrass. Bensulfuron at 10 and 20 DAT and triclopyr at 20 DAT were antagonistic to fenoxaprop. An increase in interaction over time was detected when fenoxaprop at 0.089 kg/ha was applied in mixture with carfentrazone at 0.04 kg/ha or halosulfuron at 0.05 kg/ha. These results indicate that propanil plus molinate and bentazon are more compatible with fenoxaprop at 0.075 kg/ha for barnyardgrass control, whereas bensulfuron, carfentrazone, halosulfuron, and triclopyr can antagonize fenoxaprop activity on barnyardgrass.
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Claims 9
Claim · model-written summary
Fenoxaprop at 0.075 kg/ha with bentazon gave an additive barnyardgrass control response at 10, 20 and 30 DAT.
- Taxon
- Rice
Oryza sativat0
- Treatment
- Fenoxaprop at 0.075 kg/ha plus bentazone0
- Interactor
- barnyardgrass
Echinochloa crus-gallie0weed - Outcome
- barnyardgrass controle0
- Qualifier
- 10, 20, and 30 d after treatment (DAT)e0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Control in Rice”
e0“Fenoxaprop at 0.075 kg/ha plus bentazon or propanil plus molinate resulted in an additive response for barnyardgrass control at 10, 20, and 30 d after treatment (DAT)”
Claim · model-written summary
Fenoxaprop at 0.075 kg/ha with propanil plus molinate gave an additive barnyardgrass control response at 10, 20 and 30 DAT.
- Taxon
- Rice
Oryza sativat0
- Treatment
- propanil plus molinatee0
- Interactor
- barnyardgrass
Echinochloa crus-gallie0weed - Outcome
- barnyardgrass controle0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Control in Rice”
e0“Fenoxaprop at 0.075 kg/ha plus bentazon or propanil plus molinate resulted in an additive response for barnyardgrass control at 10, 20, and 30 d after treatment (DAT)”
Claim · model-written summary
Increasing fenoxaprop to 0.089 kg/ha produced an antagonistic interaction.
- Taxon
- Rice
Oryza sativat0
- Treatment
- fenoxaprop increased to 0.089 kg/hae0
- Outcome
- antagonistic effecte0
Not reportedComparatorDirection
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
t0“Control in Rice”
e0“when the rate of fenoxaprop increased to 0.089 kg/ha, an antagonistic effect was found”
Claim · model-written summary
Carfentrazone antagonized fenoxaprop activity on barnyardgrass at both rates.
- Taxon
- Rice
Oryza sativat0
- Treatment
- Carfentrazonee0
- Interactor
- barnyardgrass
Echinochloa crus-gallie0weed - Outcome
- activity of fenoxaprop at both rates on barnyardgrasse0
- Direction
- antagonizede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Control in Rice”
e0“Carfentrazone and halosulfuron consistently antagonized the activity of fenoxaprop at both rates on barnyardgrass.”
Claim · model-written summary
Halosulfuron antagonized fenoxaprop activity on barnyardgrass at both rates.
- Taxon
- Rice
Oryza sativat0
- Treatment
- halosulfurone0
- Interactor
- barnyardgrass
Echinochloa crus-gallie0weed - Outcome
- activity of fenoxaprop at both rates on barnyardgrasse0
- Direction
- antagonizede0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.

Verbatim
t0“Control in Rice”
e0“Carfentrazone and halosulfuron consistently antagonized the activity of fenoxaprop at both rates on barnyardgrass.”
Claim · model-written summary
Bensulfuron antagonized fenoxaprop at 10 and 20 DAT.
- Taxon
- Rice
Oryza sativat0
- Treatment
- Bensulfurone0
- Outcome
- antagonistic to fenoxaprope0
- Direction
- antagonistice0
- Qualifier
- 10 and 20 DATe0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
t0“Control in Rice”
e0“Bensulfuron at 10 and 20 DAT and triclopyr at 20 DAT were antagonistic to fenoxaprop.”
Claim · model-written summary
Triclopyr antagonized fenoxaprop at 20 DAT.
- Taxon
- Rice
Oryza sativat0
- Treatment
- triclopyre0
- Outcome
- antagonistic to fenoxaprope0
- Direction
- antagonistice0
- Qualifier
- 20 DATe0
Not reportedComparator
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
t0“Control in Rice”
e0“Bensulfuron at 10 and 20 DAT and triclopyr at 20 DAT were antagonistic to fenoxaprop.”
Claim · model-written summary
The fenoxaprop plus carfentrazone interaction increased over time.
- Taxon
- Rice
Oryza sativat0
- Treatment
- fenoxaprop at 0.089 kg/ha was applied in mixture with carfentrazone at 0.04 kg/hae0
- Outcome
- interaction over timee0
- Direction
- increasee0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
t0“Control in Rice”
e0“An increase in interaction over time was detected when fenoxaprop at 0.089 kg/ha was applied in mixture with carfentrazone at 0.04 kg/ha”
Claim · model-written summary
The fenoxaprop plus halosulfuron interaction increased over time.
- Taxon
- Rice
Oryza sativat0
- Treatment
- halosulfuron at 0.05 kg/hae0
- Outcome
- interaction over timee0
- Direction
- increasee0
Organisms pictured · Representative pictures of the matched species, not figures from the paper.
Verbatim
t0“Control in Rice”
e0“An increase in interaction over time was detected when fenoxaprop at 0.089 kg/ha was applied in mixture with carfentrazone at 0.04 kg/ha or halosulfuron at 0.05 kg/ha”
The same questions in other papers
Halosulfuron-methyl · Echinochloa crus-galli · Oryza sativa (rice)Positive and negative results
3 papers in the same direction as this paper · 1 in the opposite direction
- no effect
- positive
- no effect
1 paper more in this group
See all 5 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.