Transcript Slide 1

What is a Kontos?
• Kontos is an exciting new
insecticide/miticide providing
growers, flexible, broad-spectrum
control of a wide range of Nursery
and Greenhouse pests.
What is a Kontos?...Really.
• Kontos was the Greek name for a type of
long wooden cavalry lance. The kontos
was developed in the early-mid 1st century
AD from shorter spear-type weapons.
Kontos™ Insecticide/Miticide
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Active Ingredient: Spirotetramat
Mode of Action: Group 23, Tetramic Acids
REI: 0 hr as a drench*, 24 hr as foliar
Signal Word: Caution
• Formulation: 2 lb per gallon suspension
concentrate.
• Package: 6 x 250mL
*Under certain conditions, please consult the label
Kontos is a trademark of Bayer Corp.
Kontos Insecticide/Miticide
• Mode of Action:
– Lipid biosynthesis inhibitor
– Active primarily by ingestion
• Does have some contact activity
– Primarily active on immature stages of insects
and mites.
• Reproduction of adult insects and mites may be
reduced.
– No known cross resistance
Kontos Insecticide/Miticide
• Unique Full Systemic Movement
– Kontos is fully systemic, moving through
phloem and xylem to all plant tissues
including new shoot, leaf and root
growth
Kontos Insecticide/Miticide
 Safe on Many beneficials
Coccinelids – harmless to slightly harmful
 Cecidomyiids – harmless
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 Anthacorids, Geocorids, etc. – harmless
 Aphelinids, Aphidids, Trichogrammatids, etc. – harmless
 Spiders – harmless to slightly harmful
 Chrysopids – harmless
 Syrphids – harmless
 Phytoseiid mites – harmless to moderately harmful.
Kontos Insecticide/Miticide
• May be used on ornamentals, non-bearing
fruit and nut trees and vegetable
transplants grown in:
– Greenhouses
– Container and field nursery
– Interiorscapes
Kontos Insecticide/Miticide
• Vegetable Transplants:
Kontos Insecticide/Miticide
• Application methhods:
– Foliar spray
• Including low volume applications
– Soil Drench
– Irrigation
• Including drip, micro, overhead, ebb and flood
– Aerial application
Kontos Insecticide/Miticide
• Key pests controlled:
– Adelgids
– Aphids
– Leafhoppers
– Mealybugs (Best performance when populations are low)
– Psyllids
– Spittlebugs
– Spider Mites (effective prevention of population buildup)
– Whiteflies (including “Q” biotype)
Kontos Insecticide/Miticide
• Other pest activity and upcoming label
additions:
– Thrips
• Trials show good control of Thrips but needs to be
part of a good rotational program.
Mean number of Phenacoccus madeirensis mealybugs per
5 coleus leaves
Foliar spray rates are per
100 gallons of water
Scott Ludwig, Texas A&M 2008
DA
T
Mean number of Melon Aphids on Photinia 1 & 5 weeks
after Treatment
Foliar (F) rates are per 100
gallons of water; drench (D)
rate is per 500 1-gallon pots
Jim Bethke, California 2006
WAT
Kontos vs. Bemisia tabaci Whitefly on Poinsettia
Carlos Bogran,Texas A&M, 2008
16
12
10
8
6
4
0
Water
7 DAT
14 DAT
21 DAT
0.85
1.7
2.5
Kontos drench
(fl oz/1000 pots)
3.4
1.7
3.4
Kontos spray
(fl oz/100 gal)
Tristar
2.3 oz/100 gal
2
Safari
24 oz / 3200 pots
x nymphs / leaf
14
UTC
Western Flower Thrips – (6 trials)
• Low initial infestation
– 1.7 oz spray, 75-85% control 7 DAT, 85-100%
control 14 DAT (Flowers); 95-100% control 28
DAT (Leaves)
– 1.7 oz drench, 63% control 7 DAT, 96% control
14 DAT (Flowers); 95-100% control 35 DAT
(Leaves)
• High initial infestation
– 1.7 & 3.4 oz spray, no control 7 DAT, 52-66%
control 14 DAT (Buds & Flowers)
– 3.4 oz drench, no control 7 DAT, 86% control 14
DAT (Buds & Flowers)
Two-spotted Spider Mites (2 Trials)
• High initial infestation
– 1.7 & 3.4 oz spray, 85% control 6 DAT, 99%
13 & 20 DAT
– 1.7 & 3.4 oz drench, 80-85% control 6 DAT,
99% 13 & 20 DAT
• Low initial infestation
– 1.7 & 3.4 oz spray – 2 apps 14 days apart 95-99% control 13-42 DAT1
– 1.7 & 3.4 oz drench, 95-99% control 13-42
DAT
Kontos Insecticide/Miticide
• Application Rates:
– Foliar applications: 1.7 to 3.4 fl. oz./100 gal. or
5 to 8 fl. oz/acre.
• A spray adjuvant with spreading/penetrating
charecteristics may improve leaf uptake and
systemic activity of the active ingredient.
Kontos Insecticide/Miticide
• Application Rates:
– Aerial applications: 5 to 8 fl. oz / acre in a
minimum of 5 GPA.
– Drench applications: 1.7 fl oz for herbaceous
crops. 3.4 fl. oz. for woody crops.
• Drench rates vary depending on container size.
Please consult the label.
Kontos Insecticide/Miticide
• Tank Mixing:
– Kontos is physically and biologically
compatible with most common pesticides and
fertilizers.
– In the absence of local knowledge of desired
tank mix, please contact OHP or consult the
label for instructions on conducting a
compatibility test.
– Tank mixes, including adjuvants, should also
be tested for plant safety.
Kontos Insecticide/Miticide
• Restrictions:
– Do not apply more than 25 fl. oz. per acre of
nursery per season.
– Do not apply more that 5 fl. oz. per acre per
season to vegetables.
– To reduce run off potential, avoid outdoor
applications when rainfall is expected in 48
hours.
Spirotetramat – Tolerance Testing (2008) Florida, 6.8 fl oz 1x
148 Total Cultivars Tested
Host plant
Result
Host plant
Result
Host plant
Result
Anthurium (2)
Clean
Epiphyllum
Clean
Philodendron (5)
Clean
Aralia (4)
Clean (1)?
Fern (9)
Clean
Pilea (4)
Clean
Begonia (4)
Clean
Ficus (8)
Leaf burn (1)
Plectranthus
Clean
Cactus
Clean
Fittonia (4)
Clean
Pothos (4)
Clean
Calathea (2)
Clean
Gunura
Clean
Pseudanthus
Clean
Codonanthe
Clean
Hemigraphis
Clean
Raphidophora
Clean
Coffee Plant
Clean
Hoya (8)
Leaf spots (3)
Rheo discolor
Clean
Columnea (5)
Clean
Hypoestes
Clean
Rhipsalis (6)
Clean
Crassula
Clean
Ivy (12)
Clean
Sansaviera
Clean
Croton (11)
Leaf drop (4)
Lipstick (8)
Clean
Schefflera (2)
New leaves
Crown of thorns
Clean
Maranta (2)
Clean
Sellaginella
Clean
Cryptanthus
Clean
Muehlenbeckia
Clean
Siderasis
Clean
Cryptocereus
Clean
Nephythytis (2)
Clean
Soleirolia
Clean
Dieffenbachia (5)
Clean
Neanth. palm
Leaf necrosis
Spider Plant (2)
Clean
Dischidia (2)
Clean
Parthenocissus
Clean
Stromanthe
Clean
Dracaena (3)
Clean
Peperomia (9)
Meristems (4)
Tradescantia
Clean
Kontos Insecticide/Miticide
• KONTOS is not recommended for use on the
following varieties:
– geraniums (Pelargonium spp.), orchids, hoya, Dracaena,
Cordyline, Schefflera, neanthebella palm, and ferns.
• Do not make more than one application per season
to:
– Hydrangea, Impatiens spp., crotons (Codieum spp.), Fuschia
hybrids, Petunia, Peperomia, stock, or cyclamens (Cyclamen
spp.).
• Extensive phyto screening has been done with Kontos,
however, it is always a good idea to test tank mixes prior
to commercial applications.
Kontos Insecticide/Miticide
• Application tips:
– Apply early in the cropping cycle, prior to
heavy infestations
– Root system must be present for effective
control as a drench.
– Applications may benefit from the addition of
a surfactant.
Kontos™
Kontos Insecticide/Miticide
• New systemic insecticide from the tetramic
acid class of chemistry.
• Can be applied as a foliar spray or drench.
• Controls a wide range of sucking insects
and mites.
• Xylem and Phloem Systemic providing for
top to bottom plant protection.
For more information
Call (800) 356-4647
or visit
ohp.com