Introduction

642
Forage Grasses (Timothy, etc.) Insect Management Chart
Insect
Insecticide
(and insecticide group 1 )
Rate/Acre
Preharvest
interval (days)
Application
(A=aerial;
G=ground)
LD 50
(Mammalian
Toxicity) 2
Sap and Fluid Feeders
Plant bugs Lagon/Cygon 480-AG (OP) 0.17 L 2 A or G 60-450
Grasshoppers
European
skipper (on
timothy)
Defoliators
Spreadable Bran Baits
Eco bran (C) 0.8-1.6 kg 1-2 G N/A
Sprays
Coragen (D) (for feed) 51-101 ml 0 G >5,000
Matador/Silencer (P)
25-34 ml 14 G 64-110
(on timothy)
Malathion 500 (OP) 0.69 L 7 A or G 4302
Lagon/Cygon 480-AG (OP) 0.17-0.22 L (nymphs)
0.34-0.40 L (adults)
2-28 A or G 60-450
Dipel 2X DF (M) 57-111 g N/A A or G >4,000
Armyworm Coragen (D) (for feed) 101-152 ml 0 G >5,000
ALWAYS CONSULT THE INSECTICIDE LABEL BEFORE APPLYING ANY INSECTICIDE.
1
Insecticide Group: M=microbials, D=diamides, P= pyrethroids, C=carbamates, OP=organophosphates.
2
LD 50
values represent the relative toxicity of a pesticide. They represent the dose (in mg/kg body weight) that will kill 50% of the
test animals. Thus the lower the number the greater the toxicity. Values given are for oral LD 50
.