IST-Pesticides RESEARCH SUPPORTED BY: Osborne Natural Enemies - - PDF document

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IST-Pesticides RESEARCH SUPPORTED BY: Osborne Natural Enemies - - PDF document

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IST-Pesticides RESEARCH SUPPORTED BY: Osborne Natural Enemies Bugs eating Bugs What natural enemies are available? How can natural enemies be used? Impact of insecticides on natural enemies? Natural Enemies Bugs eating Bugs

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RESEARCH SUPPORTED BY:

IST-Pesticides Osborne

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Natural Enemies – “Bugs eating Bugs”

What natural enemies are available? How can natural enemies be used? Impact of insecticides on natural enemies?

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Natural Enemies “Bugs eating Bugs”

What natural enemies are available?

Commercial:

ANBP- ANBP.ORG Applied Bionomics-APPLIEDBIO- NOMICS.COM Biobest-BIOBEST.BE Koppert-KOPPERT.NL Rincon Vitova- RINCONVITOVA.COM SyngentaBioline-SyngentaBioline.com

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Feltiella acarisuga

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Feltiella acarisuga

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Cotesia sp.

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Lacewing adults

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Zelus longipes

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A sachet contains bran, Carpoglyphus lactis (Dried Fruit Mite or Sugar Mite) and the predatory mite

  • A. swirskii.
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Paecilomyces fumosoroseus PFR-97 Apopka

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Natural Enemies “Bugs eating Bugs”

What natural enemies are available?

Homeowners:

???

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Natural Enemies “Bugs eating Bugs”

How can natural enemies be used?

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Conservation biological control

(no releases, limit pesticide usage and protect resources used by established natural enemies)

Types of Biological Control and Implementation

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Classical biological control

(usually targeted at an alien pest and self-sustaining)

Types of Biological Control and Implementation

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5 10 2 4 6 8 10 12 14 16

Time (years)

EIL

Introduction of pest

Introduce natural enemies

Natural Enemy Releases

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Inoculative biological control

(usually not self-sustaining, releases at beginning of the cycle)

Types of Biological Control and Implementation

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Inoculative Releases

0.5 1 4 5 6 7 8

Time (Months)

EIL

Introduce natural enemies Begin cycle End cycle Begin cycle

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Inundative biological control

Types of Biological Control and Implementation

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Inundative Releases

0.5 1 4 5 6 7 8

Time (Months)

EIL Introduce natural enemies

Begin cycle End cycle Begin cycle

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Augmentative or Seasonal

Inoculative biological control

(periodic releases, usually endemic natural enemies)

Types of Biological Control and Implementation

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Seasonal Inoculative

0.5 1 1 2 3 4 5 6

Time (months)

EIL Introduce natural enemies

Begin Cycle End Cycle Begin Cycle

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Seasonal Inoculative

Banker Plants

0.5 1 1 2 3 4 5 6

Time (months)

EIL Introduce banker plants

Begin Cycle End Cycle Begin Cycle

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Natural Enemies “Bugs eating Bugs”

Impact of insecticides on natural enemies?

Assume anything you spray w ill have a negative impact on most natural enemies!

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Natural Enemies “Bugs eating Bugs”

Impact of insecticides on natural enemies? APPLIEDBIO-NOMICS.COM BIOBEST KOPPERT

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Selected Miticides for Use on Ornamental Plants

lin k

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Mites are the KEY pest in many systems.

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In the United States, 34% of all pesticides applied to

  • rnamentals were for

mite control (1996).

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SCOUT

SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT SCOUT

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IDENTIFICATION

mrec.ifas.ufl.edu/lso

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Tenuipalpidae

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Brevipalpus spp.

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CHEMICAL CONTROL Avid ProMITE Sanmite Shuttle Sulfur

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Tarsonemidae

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Broad Mite and Cyclamen Mite

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Broad Mite

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How do broad mites get into the greenhouse?

Crawling and contact Infested transplants Air currents Insects

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Polyphagotarsonemus latus

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Polyphagotarsonemus latus

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CHEMICAL CONTROL

Akari Avid Pylon Sanmite Thiodan*

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Tetranychidae

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GLOVER MITE

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TUMID MITE

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TUMID MITE

  • T. gloveri

= red eggs

  • T. tumidus = white & red eggs
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Twospotted Spider Mite

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Twospotted Spider Mite

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CHEMICAL CONTROL for Spider Mites

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100% Reliance

  • n Pesticides =

RESISTANCE

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Week 1 Marathon 2 Fungicide 3 Pentac 4 Avid 5 Fungicide 6 Pyrethroid 7 Sanmite 8 Fungicide 9 Biorational 10 Diazinon Repeat from week 2

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Week 1 Marathon 2 Fungicide 3 4 Avid 5 Fungicide 6 Pyrethroid 7 Sanmite 8 Fungicide 9 Biorational 10 Diazinon Repeat from week 2

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Week 1 Marathon 2 Fungicide 3 4

Avid

5 Fungicide 6 Pyrethroid 7 Sanmite 8 Fungicide 9 Biorational 10 Diazinon Repeat from week 2

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Week 1 Marathon 2 Fungicide 3 4

Avid

5 Fungicide 6

Pyrethroid

7 Sanmite 8 Fungicide 9 Biorational 10 Diazinon Repeat from week 2

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Week 1 Marathon 2 Fungicide 3 4

Avid

5 Fungicide 6

Pyrethroid

7

Sanmite

8 Fungicide 9 Biorational 10 Diazinon Repeat from week 2

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Week 1 Marathon 2 Fungicide 3 4

Avid

5 Fungicide 6

Pyrethroid

7

Sanmite

8 Fungicide 9 Biorational 10 Repeat from week 2

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Crisis!

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PLAN

Identify All Pesticides Registered for the Pest and Crop Determine Plant Safety Determine Labeled Frequency Determine Other Use Restrictions Organize Treatments… Don’t Forget Other Pests!

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ORDER OF ROTATION

HEAVY POPULATION

1) CONTACT ONLY 2) 7 DAY RESIDUAL 3) GREATER THAN 21

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MITICIDES

TRADE NAME CLASSIFICATION

Akari 21 Avid 6 Conserve 5 Endosulfan 2 Floramite 25 GC‐Mite M Hexacide M Hexygon 10a Judo 23

OHP

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MITICIDES

TRADE NAME CLASSIFICATION

Oils, Soaps M Ovation 10a ProMITE 12 Pylon 13 Pyrethroids 3 Sanmite 21 Shuttle 20 TetraSan 10b Ultiflora 6

OHP

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Don’t over ROTATE

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PHYTOTOXICITY PESTICIDES CAN DAMAGE PLANTS

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WE ARE IN A BETTER POSITION TO DEVELOP IPM PROGRAMS THAN ANY OTHER POINT IN HISTORY

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Integration

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IMPACT OF MARATHON ON ESTABLISHMENT OF PREDATORY MITES

20 40 60 80 100 120 140 160 180 PREDATORS W E E K 1 W E E K 2 W E E K 3 W E E K 4 CONTROL MARATHON

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HIBISCUS

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TREATED WITH

Talstar Conserve

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RESEARCH SUPPORTED BY:

Thank you!

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MREC.IFAS.UFL.EDU/LSO