California Pistachios: Irrigation – Mitigation Strategies for Drought Aug 27, 2021

    🕔Aug 27, 2021
    The San Joaquin Valley is in the midst of another drought and pistachio growers are bracing for another hot, dry growing season. Areas on the west side of San Joaquin […]

    California: Nut Industry Underwrites 4 UC Researchers Jun 8, 2020

    🕔Jun 8, 2020
    Four staff research associates will join the ranks of UC Cooperative Extension scientists in the coming months to support nut crop advisors conducting critical research in walnut, almond and pistachio […]

    California Pistachios: Dealing with Copper Deficiency Jun 1, 2020

    🕔Jun 1, 2020
    Copper is a micronutrient of plants. In certain situations, soil levels may be low enough or plant growth demand high enough that deficiency may occur. Within pistachio, this deficiency often […]

    California Pistachios, Walnuts: Leaf-Out Problems – What’s Going On? May 8, 2020

    🕔May 8, 2020
    Since mid-April, many advisors up and down the Valley have been receiving calls about unusual leaf-out in pistachio and walnut. The Sacramento Valley has certainly been experiencing this. In pistachios, […]

    California Pistachios: Kern County Signaling Great Winter Rest Period Mar 17, 2020

    🕔Mar 17, 2020
    I visited a trial located in the citrus belt in what I consider a “low-chill” area of Kern County (near the intersection of Highways 65 and 155) on March 13. […]

    Tree Nuts: Almond, Walnut, and Hazelnut Production Forecast To Drop – USDA Oct 1, 2019

    🕔Oct 1, 2019
    As the 2019/20 domestic season is already underway for most tree nuts, anticipated smaller almond, walnut, and hazelnut crops signal reduced U.S. tree nut supplies. In the previous season (2018/19), […]

    California Pistachios: Delving Into Leaf Scorch In Golden Hills Variety Sep 9, 2019

    🕔Sep 9, 2019
    Some instances of significant scorch of the leaf canopy in Golden Hills orchards have come to my attention in the past two weeks. We do not understand the causes of […]

    Pistachios: Italian Researchers ID New Fungus That Causes Cankers, Declines Sep 19, 2018

    🕔Sep 19, 2018
    Starting in the spring of 2010, farmers from Sicily – the major pistachio production area of Italy – have been reporting a previously unknown disease on the trees. Characterized by […]

    California Pistachios: Free Online Tool Helps Predict Yields Sep 11, 2018

    🕔Sep 11, 2018
    Fresno State researchers created an online pistachio harvest predictor to assist San Joaquin Valley growers in predicting yields for one of the area’s most popular crops. The free website will […]

    California Almonds: Sterile Tech to Battle Naval Orangeworm – It Worked on Pink Bollworm Aug 16, 2018

    🕔Aug 16, 2018
    The invasive navel orangeworm continues to damage—at rising levels—California’s $6 billion pistachio and almond crops. The tree nut industry is calling for new and improved tools to fight back against […]


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