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Pest/Disease Management

2018 Resolutions for Navel Orangeworm Management

Navel Orangeworm brought devastating levels of damage to many growers in the tree nut industry last year. At the annual Tree & Vine Expo, UC Farm Advisor Emily Symmes reviewed the cause of greater infestation in the 2017 season and what growers can do better moving into 2018. Watch this brief interview with Emily and read more on IPM in …

New Fungicide Registered for Eastern Filbert Blight in Hazelnut

Announcement from Oregon State University: Ziram 76 DF at 3 to 8 lb/A. Do not use after May. Group M3 fungicide. 48-hr reentry. Ziram 76 DF (from United Phosphorus, Inc) was registered for use on hazelnuts on December 12, 2017. Growers must have the supplemental label on hand as well as the label from the product container before use. This …

Western Pecan Growers Conference, March 4-6

The Western Pecan Growers 52nd Annual Conference is returning again to Las Cruces, New Mexico March 4-6 at the Hotel Encanto (705 South Telshor Blvd). Topics to be addressed at the conference this year will include: airblast sprayers, insecticide efficacy for pecan aphids, pecan orchard site evaluation, rootstock resistance to cotton root rot, pigs in pecans – they ain’t squirrels, …

New Pesticide Laws & Regs Now Taking Effect in California

If you missed the Annual Tree & Vine Expo, Marline Azevedo with the Stanislaus County Ag Commissioner’s office provided an update on changes in laws and regulations for growers moving into 2018. Watch her brief interview as she describes two key changes in Chlorpyrifos permit conditions & pesticide use around school sites. Read more in Pacific Nut Producer Magazine.

Efficacy of Mating Disruption Technology for Navel Orangeworm Control

Mating disruption technology for Navel Orangeworm Control has been around for a while now, but today there are a lot more products on the market available to tree nut growers. UCCE Entomology Farm Advisor in Kern County, David Haviland shared in an interview with California Ag Network that his research trials prove that not only is mating disruption technology a …

Assessing & Addressing Nut Orchard Damage Due to Flooding

The abundance of rainfall was much appreciated by growers this year; however, some growers got a little too much of it, leaving some orchards in standing water for several months. UC Farm Advisor Janine Hasey addressed this at Malcolm Media’s Annual Tree & Vine Expo. Watch this interview with Janine as she addresses the damage that occurred due to the …

Managing Bacterial Blight in Young Hazelnut Orchards

Managing Bacterial Blight in Young Hazelnut Orchards

After harvest, hazelnut growers should turn their attention to the young hazelnut orchards to keep bacterial blight from becoming a problem. With all the newly planted orchards going in, bacterial blight can be a real threat, so be sure to watch this interview with Oregon State Plant Pathologist Jay Pscheidt as he discusses blight prevention and management practices. Read more …

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