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Tag "David Doll"

California Almonds: Gaining Full Value From Pre-emergent Herbicide Programs

California Almonds: Gaining Full Value From Pre-emergent Herbicide Programs

👤By David Doll, UC Pomology Farm Advisor, Merced County, California 🕔Jan 2, 2018

With the emergence of herbicide-resistant weed populations, several perennial nut crop spray programs incorporate the use of pre-emergent herbicides. The correct use of these types of products provide the ability to control weeds for an extended period – sometimes into

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California Almonds: Is Winter Irrigation Needed?

California Almonds: Is Winter Irrigation Needed?

👤By David Doll, University of California Cooperative Extension Almond Specialist 🕔Dec 15, 2017

The reduced late fall rains have led to relatively dry conditions throughout the State. Within the San Joaquin Valley, limited amounts of rain have fallen, with recorded precipitation around one inch in Merced. The lack of rain has led to

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Australia’s Almond Industry: Observations from a Trip Down Under

Australia’s Almond Industry: Observations from a Trip Down Under

👤By David Doll, University of California Cooperative Extension Almond Specialist 🕔Nov 28, 2017

During the first two weeks of November, I was able to attend the once-every-four-years International Research Congress on Pistachios and Almonds. This meeting was held in Adelaide, Australia in which almond and pistachio researchers (as well as some growers) attended

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California Almonds: Kernel Defects – What Are the Causes?

California Almonds: Kernel Defects – What Are the Causes?

👤By David Doll, University of California Almond Specialist 🕔Oct 17, 2017

It has been a challenging year in regards to kernel quality within almonds. Several issues have emerged including insects, diseases, and deficiencies. Samples of each of these have been brought to the office for identification.

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California Almonds: Postharvest Management – Nitrogen Considerations

California Almonds: Postharvest Management – Nitrogen Considerations

👤By David Doll and Franz Niederholzer, University of California Cooperative Extension Specialists 🕔Sep 20, 2017

Applications of nitrogen in the postharvest period have been promoted as a good farming practice. Trees utilize nitrogen at this time to rebuild nitrogen stores and provide nutrients for bud development.

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California Almonds: Postharvest Management – Water Demands

California Almonds: Postharvest Management – Water Demands

👤By David Doll, University of California Cooperative Extension Almond Specialist 🕔Sep 11, 2017

After the hustle of harvest, it is easy to think that the orchard work is nearly wrapped up for the year. With almonds, this isn’t the case. Research over the past 30 years has identified the postharvest period as the

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California Almonds – More Shaking, More Spraying – AgFax

California Almonds – More Shaking, More Spraying – AgFax

👤By Owen Taylor 🕔Aug 12, 2017

Almond harvest has started on a wider basis but spider mites and navel orangeworms are still active and triggering treatments.

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California Almonds: Harvest Starts, Mites Linger – AgFax

California Almonds: Harvest Starts, Mites Linger – AgFax Updated

👤By Owen Taylor 🕔Jul 29, 2017

Spider mite treatments continue in parts of our coverage area. As our contacts in the lower half of the SJV tell us, mite pressure hasn’t come close to what they dealt with ahead of harvest in 2016.

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California Almonds: Worms Hit, Mites Building As Harvest Nears – AgFax

California Almonds: Worms Hit, Mites Building As Harvest Nears – AgFax

🕔Jul 22, 2017

As our contacts report, worms are turning up on field edges in some almond blocks and we’re hearing about scattered follow-up sprays. Spider mites continue to ramp up in places even after miticides went out at hull split.

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California Almonds: Hull Split And Spraying Momentum Increases

California Almonds: Hull Split And Spraying Momentum Increases

👤By Owen Taylor 🕔Jul 9, 2017

The crop pushes ahead with harvest just over the horizon.

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