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Agricultural Research Service United States Department of Agriculture
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Research Project: NATIVE HABITAT RESTORATION, SUSTAINABLE IPM AND BENEFICIAL INSECT CONSERVATION FOR WASHINGTON VITICULTURE

Location: Horticultural Crops Research

2012 Annual Report


1a.Objectives (from AD-416):
1. Evaluate and compare pest, natural enemy, and beneficial insect (bees, butterflies) populations in habitat-restored and conventional vineyards. 2. Engage with growers and other stakeholders to transfer knowledge and IPM systems through established public-private partnerships.


1b.Approach (from AD-416):
Twelve to twenty five species will be selected for monitoring and evaluation. Potential native plant species that may be used include: Yarrow (Achillea millefolium), Lupines (Lupinus spp)., Blanket flower (Gaillardia), Penstemon spp., and Buckwheats (Eriogonum spp.). Naturally occurring stands of selected plant species will be located in the Columbia Basin and nearby areas. These stands will be monitored and evaluated for their attractiveness to beneficial (and pest) insects during the season using sticky cards and vacuum sampling. Stands will be visited bi-weekly or monthly (according to flowering), sticky cards collected/replaced and vacuum sampling conducted (using a modified gas powered leaf vacuum unit). Insects in the vacuum samples will be frozen, identified to family/genus or species and counted. Insects on the sticky cards will be similarly identified and counted. Plants will also be assessed for occurrence of open flowers with dates of first, last and peak bloom recorded for each species.


3.Progress Report:

Substantial progress was made in 2011 with the establishment of 8 commercial vineyard demonstration sites and commencement of regular monitoring of pest and beneficial arthropod populations. In general, trends for reduced pest abundance and increased beneficial insect diversity and abundance were seen in native habitat restored (NHR) or enhanced vineyards. In contrast, higher pest abundance and reduced diversity and abundance of beneficial arthropods were observed in ‘conventional’ vineyards with reduced native habitat. Diversity and abundance of butterflies was also greater in NHR vineyards. One hundred and six species of flowering perennial plants were evaluated for beneficial insect attraction and initial results are presented.


   

 
Project Team
Lee, Jana
 
Project Annual Reports
  FY 2012
 
Related National Programs
  Crop Protection & Quarantine (304)
 
 
Last Modified: 06/19/2013
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