Ric Bessin, Extension Entomology, University of Kentucky
Latest update: May 2011
Corn Types | Insect toxins |
Dual modes of Action
|
ECB
|
SWCB
|
BCW
|
CEW
|
FAW
|
WCRW
|
Min. Refuge Requirement
| |
YieldGard CB | Cry1Ab |
++++
|
++++
|
++
|
++
|
20% block
| ||||
Herculex 1 | Cry1F |
++++
|
++++
|
++
|
+
|
+++
|
20% block
| |||
Agrisure CB | Cry1Ab |
++++
|
++++
|
++
|
++
|
20% block
| ||||
YieldGard RW | Cry3Bb1 |
++
|
20% block
| |||||||
Herculex RW | Cry34Ab1, Cry35Ab1 |
++
|
20% block
| |||||||
Agrisure RW | mCry3A |
++
|
20% block
| |||||||
YieldGard Plus | Cry1Ab, Cry3Bb1 |
++++
|
++++
|
++
|
++
|
++
|
20% block
| |||
Herculex Xtra | Cry1F, Cry34Ab1, Cry35Ab1 |
++++
|
++++
|
++
|
+
|
+++
|
++
|
20% block
| ||
Agrisure 3000GT | Cry1Ab, mCry3A |
++++
|
++++
|
++
|
++
|
++
|
20% block
| |||
YieldGard VT3 | Cry1Ab, Cry3Bb1 |
++++
|
++++
|
++
|
++
|
+++
|
20% block
| |||
YieldGard VT2 Pro | Cry1A.105, Cry2Ab2 |
yes
|
++++
|
++++
|
++
|
+++
|
++++
|
5% block
| ||
YieldGard VT3 Pro | Cry1A.105, Cry2Ab2, Cry3Bb1 |
++++
|
++++
|
++
|
+++
|
++++
|
+++
|
20% block
| ||
SmartStax | Cry1A.105, Cry2Ab2, Cry3Bb1, Cry1F, Cry34Ab1, Cry35Ab1 |
yes
|
++++
|
++++
|
+++
|
+++
|
++++
|
+++
|
5% block
| |
Optimum Intrasect | Cry1Ab, Cry1F |
yes
|
++++
|
++++
|
++
|
5% block
| ||||
Agrisure Viptera 3110 | Vip3Aa, Cry1Ab |
++++
|
++++
|
+++
|
++++
|
++++
|
20% block
| |||
Agrisure Viptera 3111 | Vip3Aa, Cry1Ab, mCry3A |
++++
|
++++
|
+++
|
++++
|
++++
|
++
|
20% block
| ||
AcreMax 1 | 90% Cry1F, Cry34Ab1, Cry35Ab1 + 10% Cry1F |
++++
|
++++
|
++
|
+
|
+++
|
++
|
RIB + 20% block
| ||
AcreMax RW | 90% Cry34Ab1, Cry35Ab1 |
++
|
RIB
| |||||||
SmartStax Refuge Advanced/Complete | Cry1A.105, Cry2Ab2, Cry3Bb1, Cry1F, Cry34Ab1, Cry35Ab1 + 5% refuge seed |
yes
|
++++
|
++++
|
+++
|
+++
|
++++
|
+++
|
RIB
|
SWCB = Southwestern corn borer
BCW = Black cutworm
CEW = Corn earworm
FAW = Fall armyworm
WCRW = Western corn rootworm
‘ + ‘ = Poor to fair control
‘++’ = Good control
‘+++’ = Very good control
‘++++’ = Excellent control
May 2011
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