California Olive Oil News©
A Publication of The Olive Oil Source 
 
California Olive oil news - www.oliveoilsource.com

Volume 5 Issue 12

December  2002

Flavenoids Lower Alzheimer's Risk Events:
Designer Cooking Oils Briefs:
The New Kid on the Block Comments from the Internet:

Designer Cooking Oils

Large food companies cannot depend on population growth to achieve revenue goals. The consumer must be compelled to buy more expensive (and profitable) items on the grocery shelf for health, flavor or convenience attributes.

Making a more healthy product will certainly differentiate it. Nutritional supplements and healthy sounding food additives are adding value to everything from breakfast cereal to dressings and spreads. Olive oil and other healthy fats can be just the ingredient to add value and profits. The ultimate example is Olivio, a spread made with olive oil.

Olive oil has gained market share over the seed oils because of its health aspects and in spite of its price is seen advertised as a "healthy" ingredient in some products. Olive oil may be seeing some competition.

There is a new generation of "healthy fats". Some are combinations of plant fats which pool their salubrious attributes.  Others are genetically modified oils with enhanced antioxidant and nutrient content.

Olive oil and canola are primarily mono-saturated fats and have been shown to have heart healthy and anti-inflammatory properties. Olive oil can satiate quickly, leading to lower total calories ingested and has antioxidants which have a variety of beneficial effects. Fish oils are high in omega-3 lipids and have been shown to lower cardiac disease. Mustard oil, hemp oil, grape seed oil and many other vegetable oils have been shown to be healthy.  Combinations of these oils could offer multiple benefits.

Forbes Medi-Tech Inc. has announced the results of its latest designer cooking oil clinical trial. While fats and oils usually contribute to body weight gain, Dr. Peter Jones, one of the researchers, said the oil will actually cause weight loss. Forbes' designer oil is formulated with medium chain triglycerides, plant phytosterols, omega-3 and omega-6 fatty acids.

McGill University in Montreal researchers placed 24 obese males on a diet of the "designer" cooking oil or olive oil for 28 days. The designer oil group showed a significant decrease in total body weight - about 1 pound in 28 days. The designer oil diet also lead to a 16.3 percent drop in LDL or "bad" cholesterol.

"These oils are oxidized very quickly and burned as energy rather than stored as body fat" Jones said. The company is stressing the health benefits and says little about flavor. The oil is for cooking, not to be used as a condiment as some high end olive oils are.

Other companies are in this market. Japan-based Kao Corp. has developed "Healthy Enova Cooking Oil" which it claims lowers cholesterol. The main ingredient is diacylglycerol, a vegetable sterol, which slows the increase of blood triglycerides to help prevent obesity. Take Control, Flora pro.activ and Benecol all contain plant sterols extracted from soybeans or other sources which have shown to lower LDL cholesterol in several studies. 

Another "healthy oil", Soyola, is made from specially bred soybeans with reduced levels of both linolenic and palmitic acid and increased levels of oleic acid, a monosaturated fat found at high levels in olive and canola oils. Soyola was being pushed as a food ingredient.

So if olive oil isn't the cheapest oil and isn't the healthiest oil, what marketing angle still exists? Olive oil has cultural and historical appeal which the new oils can't match.  Extra virgin olive oil is not refined, a selling point with some consumers.  And of course olive oil actually has a flavor - something the industry could do more to promote. 

“The New Kid on the Block”

Some have said that the new high density olive plantings (HDP’s) near the western foothills of the Sierra Nevada is the biggest olive farming “breakthrough” in California since Father Junipero Serra first introduced olive trees to the new world in the 17th century. This 700 acre farm, developed by California Olive Ranch (COR), was first planted near Oroville in 1999. At the time of this writing (November 2002), the owners had just harvested their second crop, which produced about 25% of the volume expected at maturity.

One of the most unique features of these HDP’s is the size of the semi-dwarf trees and their “hedgerow” planting pattern, which lends itself to mechanical harvesting by grape harvesters that have been adapted to olives. This combination of cultural practices and harvesting techniques were first introduced in Southern Europe only within the last decade. The result is far lower harvesting costs and a more rapid harvest when the fruits are at their peak, greatly enhancing quality.

To further ensure quality, olives are immediately pressed after harvest in COR’s newly installed “state-of-the-art” olive oil mill. The resulting extremely high quality oil, (less than .1% acidity), directly flows into temperature-controlled stainless steel tanks for future bottling or bulk sale.

Michael Denny at California Olive Ranch

Michael Denny at
California Olive Ranch

Although both science and technology have been used to reduce cost and enhance quality, some of the traditional factors in producing olive oil remain.

The primary variety planted is the European Arbequina, prized for its intense flavor and fruity aroma. Although the oil mill is state of the art, the production method is traditional, using only cold extraction and the natural procedure of “decanting.”

Arbequina I-18 olive Variety

Arbequina I-18 Variety

The area in which the orchard has been planted enjoys a classic Mediterranean climate, with warm days, cool nights and moderate winter dormant conditions. COR feels that their drip irrigation system and cultural practices will greatly reduce the olive tree’s tendency to alternately produce. COR sees their farming and processing methods as a marriage between the best of technology and tradition.

Although many may view COR as a huge player in the domestic olive oil market, COR’s management is quick to point out that total olive oil consumption in the USA is only 5% of the total edible oil consumption. Of the 220,000 tons of US olive oil consumption, less than 1% is produced in California. COR’s total olive oil production at maturity will only be 20% of California’s total.

“No California producer is very big when viewed on a global scale. It is this huge and growing yet still underdeveloped market that attracted our investors to this venture,” cited Michael Denny, manager of COR’s US operations. “We feel there is a great opportunity to expand the US market for high quality olive oil that uses all of the best practices developed in Europe but grown in California and delivered virtually fresh from the tree.”

olive groves

Olive Field Day

COR’s concerns are consistent with the rest of the California industry. “Labeling that truly identifies the quality in the bottle (for imports as well as domestic production) and a level field for producers without export or production subsidies is our goal, as it has been for other California producers,” stated Denny. “We also need to undertake as an industry, a campaign to educate the American consumer on the qualities and uses for olive oil and further reinforce the healthy attributes of our product. It is our intent to be a team player in expanding California’s competitive position in the US market,” Denny added.

COR’s marketing plans include the development of their own brand to be sold through supermarkets and foodservice. They will also offer private labeled products to companies looking for a very high quality, California-produced oil. COR also anticipates the sale of oil in bulk to repackagers. Toll crushing services will also be available, subject to COR’s own harvest timing.

COR’s primary contact is Michael Denny at 530-846-8000, email mdenny@cal-olive.com
For marketing and sales, contact Jaime Sancho, 530-846-8000, email jsancho@cal-olive.com

Wine Drinking Shown to Lower Alzheimers Risk.
Could the Flavenoids in Olive Oil Have Same Effect?

Danish researchers have found that a little wine lowers the risk of developing Alzheimer's disease and other forms of dementia.  So why do olive oil lovers care? Because the compounds thought to have this effect are also found in olive oil.

Its the antioxidants in wine, especially red wine, which seem to help prevent mental decline.  The principal antioxidants in wine are the flavenoids.  Flavenoid polyphenols in olive oil are natural anti-oxidants which have been shown to have a host of beneficial effects from healing sunburn to lowering cholesterol, blood pressure, and risk of coronary disease.  There are as many as 5 mg of antioxidant polyphenols in every 10 grams of olive oil. Many other nut and seed oils have no polyphenols.

The study was of  1,700 people who had been taking part in a larger study of heart disease.  They had been interviewed in the 1970s about their eating and drinking habits and were later checked to see if they had developed dementia. The study found that regular beer drinkers actually had a higher risk of developing dementia.  The researchers had no explanation for this.

In previous diet studies wine drinkers were found to have a healthier diet with a higher intake of fruit, fish, vegetables and salad. They also tended to use olive oil for cooking more frequently.

One medical commentator noted that studies suggest vitamin E may also prevent dementia.  Wine and olive both contain vitamin E.  One tablespoon of olive oil provides 8% of the recommended daily allotment of vitamin E.

For more details see: Nov. 12 issue of the journal Neurology

Olive Fly Attract and Kill Approved

Albert Katz, President California Olive Oil Council announces:

Good news for our industry! We have just received notification from the EPA that California has been granted an exemption to use the unregistered product Olive Fly Attract and Kill containing the ingredients lambda-cyhalothrin (toxicant), ammonium bicarbonate (food lure) and spiroketalamine (pheromone) to control the olive fruit fly.  This approval has been granted through August 31, 2003. A copy of  the complete text noting the conditions and restrictions may be
found on the COOC web site www.cooc.com
Additional information will be disseminated to you as it is  received.

 

Used Olive Presses available for this year's harvest

Pieralisi 120 Ton/day plant.  
Used 1 season only.  Great condition.  $540,000
Call 805-688-1014 for more details


Pieralisi Olive Press 5 Ton/hr
$115,000 Includes:
Belt Lift Conveyer
Leaf Remover
Hydropneumatic Washer
Screw Elevator
Hammermill Crusher
Double Malaxation Tanks
Major 1 Centrifugal Extractor
Vertical Centrifugal Separator Model P1500/2000
Press is as-is FOB Northern California and includes many other miscellaneous pumps, plumbing, etc.


Mini Centrifugal Olive Oil Plant.
Demo unit. 40 kg/hr. throughput
Currently in Northern California. 
$15,000. Includes:
Integrated Washer/Deleafer
Gear type crusher
Heated malaxation chamber
Centrifugal Decanter
Separate Final Clarifier
Air compressor
All necessary hoses and regulators
Installation and training from factory reps

Call 805-688-1014 for more details

Mini Centrifugal olive oil plant.
40 kg/hr. Unit used 1 season. 
Getting out of the olive oil business.   Currently in Northern California. 
$13,000. Includes:

Integrated Washer/Deleafer
Gear type crusher
Heated malaxation chamber
Centrifugal Decanter
Separate Final Clarifier
Air compressor
All necessary hoses and regulators
Installation and training by previous owner.

Call 805-688-1014 for more details


 

Orchard Wanted

Interested in large ($1,000,000+) olive orchard to purchase for long-term investment. Owner lease-back considered.

Mike Riesterer
G5 Management Inc.
mriester@shaw.ca
604-275-6244

 

 

A Chanukah letter from the Internet About Olive Oil

J. Iaco Shapiro wants to remind us of the story of Chanukah. "Most of you know the story or at least in part however I am amazed how many thought that it was Crisco or Wesson (oil) etc. No my friends, Chanukah is about Kosher Israeli Olive Oil: The story of Chanukah took place long ago during the time when the second Temple stood in Jerusalem and cruel Greeks (of that generation) ruled the Land of Israel. They robbed the Jews of their property and set up idols in the Holy Temple. The Jews were in great distress, but the Greek armies were very mighty and no one could stand against them. Eventually the Jewish people rose up against their enemies and drove them from the land.

On the 25th of Kislev, when the Jews re-entered the Temple, they wanted to kindle the Menorah, but there was no pure oil. The Greeks had made all the oil impure. The people looked and looked. At last they found a single small jar of pure olive oil, just enough for one day. They did not know if they should light the Menorah or not, or wait till they could get kosher oil. In the end, they decided to light the Menorah anyway. Miraculously, it burned for eight days, until new olive oil could be brought. This is why every year we celebrate Chanukah for eight days, beginning with the 25th of Kislev.

Mr. Shapiro suggests that those giving Chanukah gifts use Genuine 100% pure extra-virgin Olive Oil from www.IsRoilOliveOil.com.

The olive oil Source suggests checking out the many olive oil companies which may be right in your back yard for a gift. See Olive oil by CA county  or Olive oil by how certified to search for kosher California olive oils.

Briefs:

Podere Forte a new producer from Tuscany stresses the production method in advertising.  Pits are removed, olives crushed and oil separated under a vacuum all within 3 hrs of hand picking.  Cotton filtering finishes the monovarietal Frantoio, Leccino and Moraiolo oils. see www.olioro.it

Hobs Quick Pickers Surrounds the tree

A New Zealander has come up with a hand maneuvered platform for quick hand picking of olive trees. For details go to Hob's

Harvest Update

Producers have harvested 92 thousand tons, which far exceeds the pre-season estimate. Fruit quality is reported as good and the negotiated price provided enough margin for most olive growers to earn a small profit. courtesy Food and Farm News

Newest Food Scare - Acrylamide

Acrylamide, a regulated toxin commonly found in dyes and coplymers used for things such as contact lenses, has recently been found in baked and fried starchy foods.  Levels found in foods are thousands of times higher than what is allowed in drinking water, etc.  In view of this, scientists are trying to determine if acrylamides are really as dangerous as we thought.

UC receives Olive Fly Grant

The University of California has awarded $1.8 million for specialty crop research. Olive growers benefited with a $50,000 grant to study an ecological management system for controlling olive fruit fly in California olives awarded to Frank Zalom (UC Davis) and Louise Ferguson (UC Kearney Agricultural Center). $180,000 will go to importation and host range testing of parasitoids that attach the olive fruit fly, Bactrocera leae. Kent Daane and Marshall Johnson (both UC Kearney Agricultural Center).
 

Comments from the Internet:

Darcy asks: I realize that when making your own bottled flavored olive oil you need to be careful when adding certain foods. Though what about lemons? I would like to add lemon though do not want to create any bacteria that could cause botulism.

OOS responds: You want the lemon oil, not the lemon juice in the olive oil. The way we make it is to put the lemons in with the olives when the oil is made. The press or centrifuge removes any residual water which can harbor bacteria.

You could get the same effect by mixing a small amount of olive oil with lemon zest and then twisting and squeezing it through cheesecloth. Add the resulting lemon oil to a larger amount of olive oil. If you see any water forming at the bottom, remove it by decanting the oil off.

Bob writes: I recently tried to use the service by Dr. Diego Barranco Navero, at the Dept. of Agronomy, at the University of Cordoba, Spain.

As instructed, I cleaned, scrapped and dried 20 pits, put them in an envelope along with a crisp $10 dollar bill and mailed them to the Dr. Navero. I used US mail, it cost about $1.60 for standard delivery. The package got there in under 5 days and I received an email response back as follows: In relation with the sample of olive pits that you sent, I have to say that they are very similar to the Italian variety 'Canino'.

I thought your comments about Redding Picholine were interesting so I emailed Dr. Navero asking him if he knew if Canino was related to the Picholine. His response is below: We do not have the variety 'Redding-Picholine' in the collection of Córdoba (Spain). Due to this I do not be able to say if relation among both exists.

While I’m not sure what to make of the information, the process went very smoothly and the response time was quite good. When my own Frantoio and Lecchino are mature, I’ll try again with a known variety to see how well the match comes back.

I’ve included the contact info if anyone wants to reach Dr. Navero.

Diego Barranco Navero
Departamento de Agronomía
Universidad de Córdoba
Telf.:957-218499
Fax: 957-218569
mail: dbarranco@uco.es

John Asks: I read about the 2000 yr. old olive trees in Jerusalem on the Mount of Olives. What varieties are these olives? How do you determine when the variety was creation. Are there original type olive trees?

OOS responds: We don't know the variety of the trees in Jerusalem on the Mount of Olives. We do know that in spite of their age, the Mount of Olive trees are relative newcomers.  Olive trees were probably first domesticated around 6000 BC, before there was a written language to document the fact.

The Minoan civilization depended on their extensive trade in olive oil around 3000 BC.  Olives have been found in Egyptian tombs from 2000 years BC.  The olive tree has been manipulated by man for so many thousands of years that it is unclear which varieties came from which other varieties. Varieties in one country have been found to be identical to differently named varieties in another. Some research is now being done using gene mapping techniques to figure out the olive family tree. Shrub-like "feral" olives still exist in the middle East which represent the original stock from which all other olives are descended.

A reader asks: I am a bit puzzled about what I hear about tree shakers. I planted my olive trees to a pattern which was recommended for  eventual tree shaking but now I keep hearing about things which bother  me. Is it true that tree shakers can only manage to shake, at best, about 60% of  the crop off the tree. If so, are you supposed to pick the other 40%  by hand. Or do you get the tree shaker to come back 4 weeks later to  shake?

OOS responds: Karen Klonsky working with UC extension experts presented their research on mechanical picking earlier this year at the California League of Food Processors expo.  She figured the harvester would remove 66% of the olives, hand labor would remove 95%. Mechanical harvesting would be followed by hand harvesting to remove unpicked fruit. Karen concluded that mechanical harvest costs per ton were lower than hand harvest costs but removal rate is lower. At 3 tons of olive yield per acre the cost for mechanical and hand picking is about the same. With higher yield per acre the cost of mechanical picking would seem to decrease. Although close, at all yields per acre hand harvesting gave higher revenues per acre than mechanical harvesting. As efficiency of mechanical harvesting increases and cost of hand harvesting increases, mechanical harvesting will become more attractive.

The harvester only gets 66% of the crop because some olives stay on the tree and many miss the catch frames and end up on the ground.  The machine has been designed to remove green olives as that is the kind used to make black ripe olives so coming back later when the olives are riper may not make a difference with the harvesters studied. See article

Mike asks: I have a large Olive tree in my yard (over 20' tall) and I would like to prune it down to make it an ornamental type tree (round balls of leaves at the end of the branches). How low or far back can I cut the branches and if I cut the branches back so as to cut off the leaves will I get more leave stems coming at the end of the cuts. Thanks for any help on this.

OOS responds:  It is hard to over prune an olive tree. If you cut it off at soil level, chances are it would come back with a vengeance. Many large trees the size of yours in abandoned orchards are cut down to a level where they can be picked without ladders (6-8 feet high).  Cutting a branch will usually stimulate the next few buds down the branch from the cut, which will give you your round ball if properly groomed.  For more information see: propagating or get the excellent book Pruning and Training Systems for Modern Olive Growing

Lucy Asks: I would like to know how to grow roots on an olive tree. Also when is it best to do this as well as transplant.

OOS Replies:  Check out our page on propagating olive trees

Laurie Asks: I came across your site today and found it enormously helpful. I live in Hollywood, but have enough land to plant what I am considering to be a small (private) olive and citrus grove. Are there places in southern California where one can see and learn more? I’ve also heard that old olive groves are disappearing, and that there aren’t many left? Is this true? Is there any renewed interest in preserving or planting?

OOS Replies: As the Franciscans marched north establishing missions in California, they also planted olive groves. Southern California saw the first olive trees. According to an account in Judith Taylor's book, The Olive in California, a visitor to Mission San Fernando in 1842 saw the mission buildings in ruins but the orchard with a good crop of olives. The visitor remarked that the mission probably had the biggest olive trees in the state. Subsequently in the past 150 years, trees have been planted in several waves along with interest in olives and olive oil. Many of these older groves (80-150 yrs old) still exist in California. Most are in Northern California. In Southern California population and housing pressure have put the farmers out of business. There are many isolated trees or fragments of old groves but the land is too expensive for olive growing. Income per acre is 10 times lower than other crops like wine grapes and even that can't compete with development potential.

The COOC mission olive project is an active organization which is trying to find, rejuvenate and replant these mission groves with cuttings from original mission trees.

For a map of trees in in each county with a link to olive oil companies in that county go to: County Statistics

Events:

--------  2002  --------

December

Morocco Olive Festival, Rafai Mid-December (Fez Province) more info

Sonoma Valley Olive Festival Blessing of the Olives Weekend  December 6–8, 2002
• Founders Dinner, The Feast of the Olive
• Culinary Legends — Past & Present
• Blessing of the Olives & Reception
• Two-Crop Taste
• NEW! Martini Madness Shake-Up
• NEW! “Olive Chef”
• The Olive Press Open House More info

Canino rural Olive Festival December 8, 2003 in Canino, Italy.

Olive Oil Consultant Course Dec 9 Paolo Villoresi, Editor in Chief The Magazine of La Cucina Italiana Olive Oil and Food Tasting Fettunta;Assorted Crostini; Pasta Fagioli; Roast Pork Loin with Tuscan Potatoes; Florentine Olive Oil Cake Business attire, 6:30-8:30pm, $65 in New York

Oliveto Dinners For New California Oil
December 11 - 15, 5655 College Avenue, Oakland, CA 94618 510-547-5356
Chef Paul Bertolli will present a menu featuring the oils that he thinks are particularly fine.

Menu will include:

Tasting of extra virgin oil
Cannellini bean and lobster soup
Carpaccio of steelhead with their roe, endive salad
Fish tartares with selected oil
Braised octopus with aioli of new oil
Sardines sott'olio
Tagliolini with clams and new oil
Lasagnette with potatoes, arugula and new oil
Oliveto Giardiniera (lightly pickled vegetables marinated in new oil)
Minestra of bread with cavolo nero, borlotti beans, Parmigiano and new oil
Salad of Atlantic cod, agrumato
Swordfish poached in new oil, anchovy sauce
Lamb Scottaditt

----  2003  ----

January

2003 Northwest Food Manufacturing & Packaging Exposition
January 12-15, 2003 - Seattle, Washington
http://www.nwfpa.org/2003/schedule.htm

UC Davis Pruning and Care of Landscape Fruit and Nut Trees Jan 16 Davis, Ca taught by Joseph Connell and Paul Vossen www.extension.ucdavis.edu/agriculture

February

California League of Food Processors Expo and Showcase February 3-5 Sacramento Convention Center, CA

Sonoma Valley Olive Festival Taste of the Olive Weekend February 7–9, 2003 • Olives a’la Carte
• Olives A to Z
• Essence of Sonoma More info

Olio Novello: Chef Demonstration of Tuscan Specialties and Tasting of Newly Pressed Olive Oil Feb 10 in New York: Paolo Villoresi, Editor in Chief The Magazine of La Cucina Italiana & Josephine Iannotti, House Chef Cannellini Bean Salad, Zuppa Frantoiana, Spaghetti with Garlic, Olive Oil & Peperoncino, Bollito Misto with Salsa Verde, Tuscan Olive Oil Cake  Guests receive a complimentary bottle of olive oil Business attire, 6:30-8:30pm, $85

Sonoma Valley Olive Festival Il Mercato Weekend February 21–23, 2003
• Celebrate & taste the new wines & olive oils
• Il Mercato, An Artisan Marketplace
• Olio Nuovo, A Tasting of New Oils More info

SIMA - The Paris International Agri-business Exhibition February 23-27 Paris-Nord exhibition centre - France - tilling, harvesting and irrigation equipment

Extra Virgin Olive Oil Tasting - February 24, 2003 6:00-8:00 PM Extra Virgin Olive Oil Tasting at Marty's of Dallas featuring TOOC Executive Director, Trigg Dealey. $20 per ticket. Please call 214-528-5608 for reservations.

March

Olive fly Information Day, March 2 - location to be announced

UC Davis Extension presents Sensory Evaluation of Olive Oil, Fri.-Sat., March 7-8, 9 a.m.- 4:30 p.m., at UC Davis. Learn to recognize olive oil defects and make objective assessments of olive oil quality. Tastings of commercial olive oils from California and Europe are interspersed with lectures. $375 fee includes two lunches and all tastings. Call (800) 752-0881, email aginfo@unexmail.ucdavis.edu or visit us online at www.extension.ucdavis.edu/agriculture.

Texas Olive Oil Council Spring Meeting - March 16, 2003 3:00-5:00 PM  at Val Verde Winery in Del Rio, Texas

UC Davis - Making the Organic Transition, March 25-26 Cavis California $295 enroll in section 023AGR104

April

Enolitech/SOL/Vinitaly April 10-14, Verona Italy 6th Exhibition Technologies For Viticolture,  Oenology And Of Technologies For Olive Growing And Olive Oil Production 9th International Exhibition of olive oil, virgin and extra-virgin olive oils.

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