mechanical harvesting of grapes for raisin drying -

Sun Maid Raisin Growers stock certificate 1924 largest

2020-5-29Sun-Maid is a privately owned American cooperative of raisin growers headquartered in Kingsburg California Sun-Maid is the largest raisin and dried fruit processor in the world As a cooperative Sun-Maid is made up of approximately 850 family farmers who grow raisin grapes within 100 miles (160 km) radius of the processing plant

GRAPE DRYING IN AUSTRALIA

2003-3-26Harvesting systems There are two basic harvesting systems used to produce dried vine fruit in Australia They are the traditional Australian rack drying system and the developing trellis drying systems For rack drying the grapes are hand-picked into containers ( 'dip tins' or 'buckets') measuring about 36 x 25 x 18cm

RESULTS PROCEDURES

2019-6-11Other mechanical harvest systems include Continuous Tray at 20 percent of the raisin acreage South Side with 0 4 percent and Open Gable with about 1 2 percent of the raisin-type grape acreage Although Fresno County has the most acreage with mechanical harvesting at 32 991 that acreage only represents 31 percent of the Fresno County raisin-

What Is a Raisin?

Grapes are first pre-treated with a cold dip This helps the water evaporate through the thick grape skin Then the grapes are dried Sun drying is inexpensive but can be slow and increases the risk of pests Mechanical drying causes rapid evaporation and is a quicker and more controlled process

2016 California Raisin Grape Mechanical Harvest

2020-6-11Total acreage harvested by mechanical means was 45 903 just over 29 percent of the State's total raisin-type grape acreage according to the Pacific Region Office of USDA's National Agricultural Statistics Service The Overhead Trellis Management System was used on 13 404 bearing acres in 2016 accounting for 8 5 percent of the total raisin-type grape acreage

Water loss from fresh berries of raisin cultivars under

Traditional production of raisins by hand harvesting and drying grapes on paper trays is labor intensive and at risk to inclement weather Dried-on-vine (DOV) raisin production uses mechanical harvesters and the risk of rain damage is reduced Earlier-ripening raisin cultivars have been developed and released that are suited for this new production system

Raisins

Grapes produced for raisins can be dried on paper trays dried on the vine (DOV) or mechanically dried (as is the case for Golden raisins) (California Raisin Marketing Board – Harvest Methodology 2014) (Lee 2010) The most traditional method of drying grapes involves handpicking the grapes and sun drying them on individual paper trays

Raisin Production Manual

Over 80 years of UC research plus industry and grower experience and innovation are brought together in this production manual Covers all aspects of the California system of raisin production from vineyard planting and development pest management cultural practices harvesting drying handling and economic considerations to inspection and marketing

Raisin Production Manual

Over 80 years of UC research plus industry and grower experience and innovation are brought together in this production manual Covers all aspects of the California system of raisin production from vineyard planting and development pest management cultural practices harvesting drying handling and economic considerations to inspection and marketing

Grape Drying: Current Status and Future Trends

2 2 4 Mechanical drying With the rapid development of mechanization in agricultural production mechanical drying has been widely used in raisin production due to its rapid controllable low labour and high quality of products Using solar energy as the heating generator combined with some thermal-energy supplied dryer have been widely

Raisin Harvesting Equipment: Now Then

Raisin harvesting equipment has sure changed since I was auditing Sun-Maid raisins with CPA firm KPMG back in the 1980s Of course that was over 30 years ago as my son enjoys reminding me! We closed the equipment appraisal office on opening day of the State Fair and took a field trip over to Sacramento to enjoy some BBQ with our friends at Wallace Valuation Advisors

Comparing Brown vs Golden Raisins

2020-4-28Mechanical drying Instead of using the sun to dry the grapes into raisins manufacturers may also use mechanical drying processes The raisins first receive a pre-treatment which helps the skin to lose moisture during the drying process This treatment can consists of a dip in an alkaline solution

Record raisin price after costly decade

2020-7-16Central Valley raisin growers are typically small family farms often 40 acres of less Many of those producers are out of farming Other raisin producers have survived the tumultuous decade by converting from hand-harvesting to some form of mechanical harvesting to lay raisins on continuous trays for drying This dramatically cuts labor costs

California leads in raisin production

Studies on mechanical harvesting of Thompson Seedless raisin grapes by means of vibration after cane severance began in 1968 Severing the fruiting canes caused water loss and other physical changes in the capstems and berries that permitted machine harvest as single berries The berries were mechanically conveyed and

UC Agriculture Natural Resources

2013-8-30MECHANICAL HARVESTING OF GRAPES FOR THE WINERY INTRODUCTION About 100 mechanical grape harvesters are currently in use in California Each year one machine typically harvests the fruit from 250 to 300 acres Currently the total tonnage of California grapes harvested by machine is belov 10 percent

Fresno County Farm Bureau: Harvest Time

While hand-harvest of raisin grapes is still a popular method growers have turned to other less labor-intensive methods to make raisins One popular method uses a mechanical harvester that shakes off the grapes and places them on a continuous paper tray to dry in between the rows After drying the machine picks up the tray and raisins

2016 California Raisin Grape Mechanical Harvest Report

Other mechanical harvest systems include Continuous Tray at 20 percent of the raisin acreage and South Side and Open Gable with about one half of 1 percent each of the raisin-type grape acreage Although Fresno County has the most acreage with mechanical harvesting at 33 399 that acreage only represents 29 percent of the Fresno County raisin

Sun

In 2001 less than 1% of the raisin grapes were grown under this system By 2004 this number was almost 20% After six to eight weeks the grapes are harvested by a mechanical harvester Continuous tray mechanical harvesting involves cutting fruiting canes before harvesting to allow the capstem to dry

Raisin Harvest Mechanization: A Bit of History

2006-10-11Cutterbar harvesting of raisin grapes offered several significant advantages over hand harvesting The labor requirement during the peak harvest period in Septem-ber was drastically reduced since the machine operated at rates of an acre per hour with a crew of only three While the technique required shoot positioning and

What Is a Raisin?

Grapes are first pre-treated with a cold dip This helps the water evaporate through the thick grape skin Then the grapes are dried Sun drying is inexpensive but can be slow and increases the risk of pests Mechanical drying causes rapid evaporation and is a quicker and more controlled process

Sunpreme: The Grape That Could Revolutionize The

Grapes including raisins are the third largest crop in California grossing almost $6 billion in 2014 Harvesting the labor-intensive crop takes thousands of workers But a new raisin grape variety bred in Central California could severely decrease that need for workers

Raisin Production Manual

Over 80 years of UC research plus industry and grower experience and innovation are brought together in this production manual Covers all aspects of the California system of raisin production from vineyard planting and development pest management cultural practices harvesting drying handling and economic considerations to inspection and marketing

Fresno County Farm Bureau: Harvest Time

While hand-harvest of raisin grapes is still a popular method growers have turned to other less labor-intensive methods to make raisins One popular method uses a mechanical harvester that shakes off the grapes and places them on a continuous paper tray to dry in between the rows After drying the machine picks up the tray and raisins

Raisins Market to grow at a CAGR of 5 4% in Terms of

Emergence of various raisin varieties and drying methods has also led to broader expansion of the industry from California which accounts for nearly 40% of the world's raisin production Transparency Market Research (TMR) in its new offering analyzes how a move from manual to mechanical harvesting of raisins will unfold potential business

Raisins

Grapes produced for raisins can be dried on paper trays dried on the vine (DOV) or mechanically dried (as is the case for Golden raisins) (California Raisin Marketing Board – Harvest Methodology 2014) (Lee 2010) The most traditional method of drying grapes involves handpicking the grapes and sun drying them on individual paper trays

Creating Raisins – Caruthers Raisin

Muscat grapes are juicy dull green in color and have a sweet muscat flavor They have moderately tough skins and result in excellent tasting large soft-textured raisins When they are used for raisin making they are subjected to a mechanical process that removes the seeds after the grapes are dried