Topic Archive

Category: Featured

Nitrogen (N) is part of a balanced, natural cycle in the environment among the atmosphere, soil, plants, animals,…

Pests

Weed identification is the foundation for weed control. For both cultural controls (tillage, weed-whacking, etc.), and herbicides, misidentification…

Pests

Walnut husk fly poses particular challenges for developing a truly integrated pest management (IPM) program due to the…

Pests

Last summer’s long hot spell may have contributed to the low trap counts of Asian Citrus Psyllid (ACP)…

Disease

Background: Grapevine trunk diseases (GTD) are currently considered one of the most important challenges for viticulture worldwide. These…

Drought

(originally March/April 2017) Citrus thrips is a common pest of California citrus, attacking leaves and the calyx end…

Irrigation

(originally published January/February 2017) California has been in a historic drought and the lack of water has been…

Disease

(originally published September/October 2016) Shortly after hiring on as the inaugural executive director of the University of Arizona’s…

Disease

By: Thomas A. Turini, University of California Agriculture and Natural Resources, Vegetable Tomato spotted wilt virus is a thrips-transmitted virus…

Disease

By: Larry Bettiga, Viticulture Farm Advisor University of California Cooperative Extension Monterey, San Benito and Santa Cruz Counties…

Crop Consultant Conference

September 23-24, 2026 at the Visalia Convention Center.

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March / April 2026