Insects of Southern Australian Broadacre Farming Systems - Grains ...
Insects of Southern Australian Broadacre Farming Systems - Grains ...
Insects of Southern Australian Broadacre Farming Systems - Grains ...
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Table 5.2 Impact <strong>of</strong> insecticides on natural enemies in crops<br />
INSECTICIDES<br />
TOXIC EFFECT ON SPECIFIC NATURAL ENEMIES<br />
Active Ingredient<br />
Persistence<br />
Egg parasitoids<br />
Hymenoptera<br />
Larval & pupal<br />
parasitoids<br />
Ants<br />
Predatory beetles<br />
Predatory bugs<br />
Lacewings<br />
Spiders<br />
Haplothrips<br />
Toxicity to bees<br />
Impact rating<br />
Bacillus thuringiensis (VRP) Very short VL VL VL VL VL VL VL VL VL Very low<br />
NP virus Very short VL VL VL VL VL VL VL VL VL Very low<br />
Pirimicarb Short H VL VL VL VL - L VL VL L VL Very low<br />
Indoxacarb Medium L VL - L VH M - VH L VL - L VL VL H Low<br />
Metarhizium anisopliae Short L L L L L L L L L Low<br />
Spinosad Medium H - VH M H VL VL - M VL VL H H Low<br />
Fipronil (low) Medium VH M VH L L - M VL M VH VH Moderate<br />
Fipronil (high) Medium VH M - H VH L L - H VL M VH VH Moderate<br />
Imidacloprid Medium VH L - M H H M - H L L H M Moderate<br />
Methiocarb Medium VH VH - M VH VH - - VH High<br />
Methomyl (VRP) Very short H M - H H H - VH L - H M - H M H H High<br />
Organophosphates (VRP) Short-medium H H VH H M - H L M H H High<br />
Carbaryl Short - - - H H - - H H High<br />
<strong>Insects</strong> <strong>of</strong> <strong>Southern</strong> <strong>Australian</strong> <strong>Broadacre</strong> <strong>Farming</strong> <strong>Systems</strong> Identification Manual and Education Resource © 2012<br />
Synthetic pyrethroids (VRP) Long VH VH VH VH VH H - VH VH VH H Very High<br />
VRP = Various Registered products<br />
Overall impact rating (% reduction in natural enemies following application):<br />
VL (Very Low) less than 10% H (High) 40-60%<br />
L (Low) 10-20% VH (Very High) > 60%<br />
M (Moderate) 20-40%<br />
A dash (-) indicates no data available<br />
Persistence <strong>of</strong> pest control: short = < 3 days; medium = 3-7 days; long = > 10 days<br />
Pyrethroids may include alpha-cypermethrin, beta-cyfluthrin, cyfluthrin, bifenthrin, esfenvalerate, deltamethrin, lamba-cyhalothrin and gamma-cyhalothrin.<br />
Organophosphates may include dimethoate, omethoate, pr<strong>of</strong>en<strong>of</strong>os, chlorpyrifos, methidathion, parathion-methyl, diazinon, fenitrothion, maldison,<br />
phosmet and methamidophos.<br />
Data sources:<br />
Cotton Pest Management Guide 2009-2010. Cotton CRC Extension Team, Industry & Investment NSW (2009).<br />
Toxicity <strong>of</strong> Tomato & Bell Pepper Insecticides/Miticides to Beneficial <strong>Insects</strong>. Mark A. Mossler, University <strong>of</strong> Florida AFAS Extension (2008).<br />
Koppert Biological <strong>Systems</strong> (http://side-effects.koppert.nl/).<br />
HAL project VG04004 “National diamondback moth project: integrating biological chemical and area-wide management <strong>of</strong> brassica pests”.<br />
K. Henry (pers. comm.).<br />
IMPORTANT NOTICE: Although the authors have taken reasonable care in the advice, neither the agencies involved nor their <strong>of</strong>ficers accept any liability<br />
resulting from the interpretation or use <strong>of</strong> the information set in this document. Information provided is based on the current best information available<br />
from research data. Users <strong>of</strong> insecticides should check the label for registration in their particular crop & state, and for rates, pest spectrum, safe handling<br />
and application details.<br />
Further information on products can be obtained from the manufacturer.<br />
14<br />
SECTION 5 IPM Principles and Case Studies
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