Matthew Fidelibus

While table grape growers often wish to boost berry levels, wine grape growers are just the opposite.

Though one of the planet’s most abundant elements, grapevines are often K-deficient.

Radical weather heightened pest pressures in California’s San Joaquin Valley vineyards.

Study shows rootstock, trellis, and nitrogen application rates work in your favor.

Study shows long canes increase yield potential of dry-on-vine raisin grapes, but could lead to overcropping.

Based on your region, choosing the right variety and PGR are key.

The Golden State’s standing within the raisin industry may depend on the development of DOV vineyards.

Management practices in late summer and fall can help prevent DSG and winter cold damage.

Find out just how important this nutrient is for optimal growth, yield, and fruit quality.

Smoke screen reduces solar radiation needed to dry raisin grapes.

Growers reporting a range of concerns, including excessive shatter (poor set) and excessive set

Trait inheritance is important, but breeding is a ‘numbers game,’ according to Dr. David Ramming.

A wet California spring meant strong disease pressure during the season; assess now what you will need to do next year to keep pathogens under control.

Seminar highlights Dr. Larry Williams’ contributions to irrigation management in vineyards.

Strategies can help your vines adapt to increasing temperatures.

New ‘Sunpreme’ grape variety offers potential to further increase raisin grape mechanization.

It’s essential to get the right amount of nutrients applied in order to get the best results from your vines.

It’s a costly defect, but learning what causes berry scarring can help you prevent it.

The loss of table grape berries from their pedicels, or cap stems, during packing, shipping, postharvest storage, or […]

National viticulture symposium provides insights into estimating vineyard irrigation requirements.