Wine Grapes Articles
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Improve Wine Quality & Fermentation with Purfresh Wine
Purfresh Wine’s patented technology enhances your wine’s quality by bringing out its most positive elements, including increased tannins, hue stability, and fruit-forward palate notes. We have found improvements specifically with full-bodied red varietals. ...
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Save Your Grapes from Smoke Taint with Purfresh Wine
Purfresh Wine’s ozone (O3) technology helps vineyards overcome the problems caused by wildfire smoke by treating grapes pre-crush to improve fermentation, overall wine quality, and remove smoke taint. ...
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How a California Viticulturist uses Biological Control and Cultural Practices to Combat Pests
While augmentative releases of beneficial insects and mites are becoming increasingly popular in vineyards, it is still rare to find a grower in California with over a decade’s worth of experience using augmentative biological control. David Gates is the senior vice president of vineyard operations at Ridge Vineyards, a winery with a facility in Sonoma County and another one in the Santa ...
By UAV-IQ, LLC.
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Ozone containers pique interest of Napa Valley winemakers with goal of mitigating smoke taint
When the wildfires in October of 2017 hit, the grapes at St. Helena's Quintessa were left largely unaffected; already harvested and on their merry way to becoming wine. But when the smoke and fire came earlier than expected last year in 2020, there wasn’t much winemaker Rebekah Wineburg thought she could do about it. “From the first moment, I decided we were going to do a complete ...
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Beyond NDVI: Grape Maturity Maps for Better Quality Wine
2-minute read To achieve the desired quality of wine, grapes need to be harvested at a specific maturity level. A key determinant of maturity is grape sugar levels. In simple terms, sugar levels at the time of harvest determine the alcohol content of the wine produced, but it goes beyond that to affect the characteristics and temperament of the wine. Predicting when grapes reach the desired ...
By Deep Planet
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On the Veraison: Precision Monitoring for Wine Grapes
Wine grapes are one of the most carefully managed crops in the world, so they made the perfect starting point for Pollen Systems when we started flying in 2018. From the beginning, we have sought to help vineyard managers and winemakers obtain the data they need to cultivate high-quality grapes, leveraging the power of drones, fixed-wing aircraft, and the PrecisionView™ Manager ...
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Summer Irrigation Makes the Crop
Summer Irrigation Makes the Crop Summertime. At this point in the growing season, fruit for tree and vine crops has long been set. Now, the challenge is to bring as much of this yield potential to harvest, and at the desired quality. Irrigation management is crucial to achieve this goal. For most crops, irrigation should provide readily available soil moisture continuously so that fruit and ...
By Farm(x)
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Grape growing, vineyard pests and bird control
Grape growers everywhere are familiar with vineyard pests, especially pest birds. The most common vineyard problem birds are robins, starlings, finches, orioles, mockingbirds, and grackles. One study determined that a flock of 5,000 starlings can consume up to one ton of food over a 10-day period.i This kind of crop loss can cost grape growers and vineyard owners thousands of dollars a month. ...
By Bird-X Inc.
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Site-Specific WaterBit MicroBlock Valve™ Irrigation for Orchards and Vineyards Opens Up Exciting Opportunities
Sebastian Braum, Ph.D., is WaterBit’s director of soil science and agronomy. He is writing a series of posts for our blog that delve into irrigation-related topics. In the piece below, he discusses deficit irrigation in wine grapes. Dr. Braum holds a doctorate in soil chemistry from the University of Wisconsin-Madison and he studied soil science, plant nutrition, agronomy and viticulture at ...
By Farm(x)
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Why a Leading Central Coast Vineyard is Transitioning to Organic Production
The transition to organic wine grape growing can be seen as a high-risk process, and growers often wonder if positive results published by academic researchers will actually translate to their bottom lines once implemented in their vineyards. In order to address the concerns about the perceived gap between research and economic success, telling stories which share the lessons learned by people ...
By UAV-IQ, LLC.
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Regulated Deficit Irrigation for Wine Grapes – Balancing Canopy, Yield and Quality
Sebastian Braum, Ph.D., is WaterBit’s director of soil science and agronomy. He is writing a series of posts for our blog that delve into irrigation-related topics. In the piece below, he discusses deficit irrigation in wine grapes. Dr. Braum holds a doctorate in soil chemistry from the University of Wisconsin-Madison and he studied soil science, plant nutrition, agronomy and viticulture at ...
By Farm(x)
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The Autonomic is used to deter birds from one of the most popular wine grapes - Case Study
Location: Nova Scotia, Canada Application context: Vineyard (Food production) Problem definition: Crop loss due to grape-eating birds Pest bird species: Starlings and robins Time of the year of bird presence: From September until the end of October 2016 Time of the day with bird problems: From sunrise to sunset Number of systems: 1 x Autonomic Laser projection area: 14.8 acre (6 ha) In use since: ...
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With Tomatoes, Less Is More
As you round the final bend of Road 95 through the groves of walnut and almond trees, it would be easy to miss Muller Ranch, but for the cluster of pickup trucks circling the driveway. Yet amidst these swaying Yolo County orchards sits a stunning third-generation, family-owned farm, thriving with several thousand acres of processing tomatoes, specialty peppers, corn, wheat, canola, cucumbers, ...
By Arable
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Netting Alternatives for Cherry Trees & Wine Grapes
Scare away unwanted birds Give birds something else to eat Implement liquid bird repellent Your cherry trees and wine grapes are more than just tasty for you and your family, they’re also delicious snacks for hungry birds. Don’t waste your time and money with ineffective nets to protect your fruit. Instead, try these effective alternatives to bird netting. Scare Tactics ...
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How to grow more food with less water
Scientists and farmers collaborate on a quest for more efficient irrigation This story was co-published with Civil Eats, a daily news source for critical thought about the American food system. From reading the weather to choosing a crop, farming has always been a hands-on enterprise. When a farmer wonders how much water a crop needs, a simple test has always sufficed: Grab a handful of soil ...
By Ensia
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Arsenic present in the soil‐vine‐wine chain in vineyards situated in an old mining area in Trentino, Italy
The present study follows arsenic (As) transfer through the chain of soil‐vine‐leaves‐grapes‐wine to assess the possible risk of arsenic intake related to consuming grapes and wines produced in 10 vineyards located in a mining area rich in this element. The results are compared with date from 18 uncontaminated areas. In the soil, the content of As extracted with acqua regia and that available, ...
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Winery: packaged air to air system
J. Lohr Vineyards & Wines grows grapes on 2900 acres in California. From this they produce a variety of wines with bold, concentrated flavors. J. Lohr takes great care to preserve the environment which involves sustainable farming, safe management of pests, water conservation, and energy conservation. With a view to reduce the energy consumption at one winery, J. Lohr engaged Power Knot to ...
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Innovative business cases in the South Africa table grape and wine industries: developing the concept of empowerment entrepreneurship
The purpose of this paper is to reflect on an innovative initiative taken spontaneously by producers in the supply chain of the table grapes and wine industry to empower employees. Empowerment is a fundamental force for change in doing business in South Africa and its societies, especially in the lives of previously disadvantaged people (PDI). The majority of the PDI employed in the agriculture ...
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Greening global product chains: bridging barriers in the north-south cooperation. An exploratory study of possibilities for improvement in the product chains of table grape and wine connecting South Africa and The Netherlands
Few case studies of business-to-business cooperation in the greening of global product chains are available. Problems with market communication, power, information availability, anonymous markets and information costs prevent communication between producers and end-users in the North and supplying firms in developing countries. This article reports our study on product chains of fruits and wine ...
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The role of soil chemistry in wine grape quality and sustainable soil management in vineyards
ABSTRACTThis study aimed to establish if there is any evidence that soil mineralogical and/or chemical composition influence the composition and quality of wine grapes. In the initial phase of the study, soils and grapes were sampled in two riesling vineyards in South Australia. Soils were analysed for a wide range of total major and trace elements; soil cation extracts and grape juices were ...
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