Appendix 23-1. Herbicide tolerance and susceptibility in tall fescue.

Herbicide

Trade name

Rate (kg ai/ha)

Crop tolerance† 

Stand age

Reference

Atrazine

 

2.0

 

T

established

Rolston and Archie, 2002

Dimethenamide/ s-Dimethenamide

Frontier

1.2-2.6

 

T

 

Hanson et al., 2000

Difenzoquat

Avenge

2.0

 

T

established

Mueller-Warrant, 1998

Diuron

Karmex

1.6

 

T

established

Mueller-Warrant et al., 1996

Ethofumesate

Nortron

2.0

 

T

seedling

 

Glufosinanate

Buster

0.25

 

T

established

Mueller-Warrant, 1998

Glyphosate

Roundup

0.1

 

T,(MS)

seedling

 

Metribuzin

Sencor

0.6

 

T

established

Mueller-Warrant et al., 1996

Quinclorac

 

0.4-0.8 

 

T

 

Mallory-Smith and Brewster, 2001 

pendimethalin

Prowl

2.2

 

T

established

Mueller-Warrant et al., 1996

Oxyflurofen

Goal

0.4

 

T

established

Mueller-Warrant et al., 1996

Terbacil

Sinbar

1.1

 

T

established

Mueller-Warrant et al., 1996

† T, tolerant; MS, moderately susceptible; S, susceptible.

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Tall Fescue Monograph