Place traps in orchards after approximately 330 degree days have accumulated. Check traps at least every other day (preferably daily) until biofix, and weekly throughout the season afterward

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Published by Utah State University Extension and Utah Plant Pest Diagnostic Laboratory June 2010ENT-36SF-06Utah Pests Sampling Form: Peach Twig BorerPheromone Trap Catch RecordOrchard Block:_________________________________________  Variety: _________________________Date of Biofix:  _________________________________________Description of Trap LocationsTrap Number Trap Location Date Trap Set OutNumber of Peach Twig Borers Per TrapDate Trap # ____ Trap # ____ Trap # ____ Trap # ____ Trap # ____ NotesPeach Twig Borer Sampling InstructionsWhen and How Often to Sample:Place traps in orchards after approximately 330 degree days have accumulated.  Check traps at least every other day (preferably daily) until biofix, and weekly throughout the season afterward.Materials Needed:1.  Delta or wing-style traps2.  Peach twig borer pheromone lures.  Lures are avail-able that last 30 or 60 days.  (Store unused lures in a freezer.)3.  Latex gloves to handle lures (optional)4.  Replacement sticky bottoms5.  Wire to hang trap (if not included with trap)6.  Flagging to mark tree7.  Forceps to remove moths after countingSampling Procedure:1.  Assemble trap and place pheremone lure inside using latex gloves or forceps, according to manufacturer’s instructions.  (To prevent contamination, do not use a tool you have used on a different type of lure.)  2.  Hang a minimum of two traps per orchard, one near the edge, and one near the center.  For orchards larger than 10 acres, hang one trap per 5 acres.3.  Hang traps in the upper third of the canopy, at least 6 - 7 feet high.  Make sure the trap entrance is not blocked by foliage and that it is parallel to the prevail-ing wind direction.4.  Mark tree with flagging so that it can easily be found.5.  Check traps by pulling out the sticky liner and counting the moths present.  Record the number on the sam-pling form.  6.  Remove and discard moths with forceps or other tool.  Place liner back in trap.7.  Change liner after 40 - 50 moths have been caught or when it has become filled with debris.8.  Change lure according to manufacturer’s recommen-dation.Treatment/Mgmt. RecommendationsDegree Days% Adults Emerged% Eggs Hatched Mgmt. EventBefore emergence of overwintering larvaeCalyx green - first pink0 0 Delayed dor-mant insecti-cide targets overwintering larvae330 0 0 Place phero-mone traps in orchard400 - 450 First moths 0 Check traps regularly until biofixFirst Summer Generation0 At least two moths caught on two succes-sive nights0 Biofix - reset DD to zero400 94 28 Apply cover spraySecond Summer Generation1460 94 51 Apply second cover sprayFor more information, see the Peach Twig Borer fact sheet.Utah State University is committed to providing an environment free from harassment and other forms of illegal discrimination based on race, color, religion, sex, national origin, age (40 and older), dis-ability, and veteran’s status. USU’s policy also prohibits discrimination on the basis of sexual orientation in employment and academic related practices and decisions.  Utah State University employees and students cannot, because of race, color, religion, sex, national origin, age, disability, or veteran’s status, refuse to hire; discharge; promote; demote; terminate; discriminate in compensation; or discriminate regarding terms, privileges, or conditions of employment, against any person otherwise qualified. Employees and students also cannot discriminate in the classroom, residence halls, or in on/off campus, USU-sponsored events and activities.  This publication is issued in furtherance of Cooperative Extension work, acts of May 8 and June 30, 1914, in cooperation with the U.S. Dept. of Ag., Noelle E. Cockett, Vice President for Extension and Agriculture, Utah State University.Page 2UPPDL, 5305 Old Main Hill, Logan UT 84322, utahpests.usu.edu T: 435.797.2435  F: 435.797.8197Fact Sheet Series:  Insects - Tree Fruit Sampling FormsPrecautionary Statement:  Utah State University Extension and its employees are not responsible for the use, misuse, or damage caused by application or misapplication of products or information mentioned in this document.  All pesticides are labeled with ingredients, instructions, risks, and registered crops or other hosts.  The pesticide applicator is legally respon-sible for proper use.  USU makes no endorsement of the products listed herein.

Peach Twig Borer (Anarsia Lineatella) Sampling Form

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Peach Twig Borer (Anarsia Lineatella) Sampling Form

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