Spider Mite Control in California Vineyards with Conventional and OMRI-approved Acaricides

June 30th, 2014
Spider Mite Control in California Vineyards with Conventional and OMRI-approved Acaricides

Spider mites are found in vineyards throughout most grape growing areas of the world. In California, the primary spider mite pests are the Pacific spider mite, Tetranychus pacificus, and the Willamette spider mite, Eoteranychus willamettei (Karban and Zalom, 1998). The Pacific mite can be a major problem in warmer grape-growing areas and in hot and dry years. Although it can cause damage early in the season, Pacific mites generally prefer…

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Lodi Acreage and Potential 2014 Crop Size

June 23rd, 2014
Lodi Acreage and Potential 2014 Crop Size

Here at Allied Grape Growers AGG, we recently combed through the 2013 Grape Acreage Report published by the California Ag Statistics Service.  As we have done over the years, we analyzed every corner of the report, identifying missing acres and creating a better understanding of the true winegrape acreage planted in the state, by district and variety.  Since the report is voluntary we know data will be missing, but fortunately…

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Remote Sensing for Vineyard Pest Management

June 16th, 2014
Remote Sensing for Vineyard Pest Management

Remote sensing is a valuable tool for vineyard managers to assess several aspects of their viticultural operations, including pest management programs. Remote sensing refers to the use of aircraft or satellites to provide pictures or digital images of vineyards. Synoptic images taken from above vineyards often provide insight into patterns in vine growth that are more difficult to discern from the ground. Subtle differences that may go unnoticed in the…

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Quick and Easy Pesticide Use Reporting

June 9th, 2014
Quick and Easy Pesticide Use Reporting

In 1990 California became the first state to require full reporting of agricultural pesticide use. Under the full use reporting regulations growers are required to report monthly the pesticides they use to the agricultural commissioner of the county in which the pest control work was done. Specifically, there are 17 pieces of information that the grower is required to report for each pesticide application: month and year of the application(s)…

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Event Calendar
  1. EXECUTIVE COMMITTEE MEETING

    September 28 @ 1:00 pm - 2:00 pm
  2. CD11 LODI PCA NETWORK BREAKFAST

    October 3 @ 7:30 am - 9:00 am