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OLIVE OIL PRODUCTION
Agnes &
Cordu
HistoryHistory
• cultivated before jesus birthcultivated before jesus birth
• oldest tree: >2000 years oldoldest tree: >2000 years old
• Former times: Former times: water and muscle powerwater and muscle power
• cultivated before jesus birthcultivated before jesus birth
• oldest tree: >2000 years oldoldest tree: >2000 years old
• Former times: Former times: water and muscle powerwater and muscle power
HistoryHistory
• „„Aloni“ (huge bowl, marble Aloni“ (huge bowl, marble stones) stones) -> juicy paste-> juicy paste
• filled in goat-hair bagsfilled in goat-hair bags• press (bag as filter)press (bag as filter)• seperated (specific gravity)seperated (specific gravity)• centrifugedcentrifuged
• „„Aloni“ (huge bowl, marble Aloni“ (huge bowl, marble stones) stones) -> juicy paste-> juicy paste
• filled in goat-hair bagsfilled in goat-hair bags• press (bag as filter)press (bag as filter)• seperated (specific gravity)seperated (specific gravity)• centrifugedcentrifuged
The olive treeThe olive tree
• should stay tinyshould stay tiny• gnarled -> more yieldgnarled -> more yield• has alternationhas alternation• average: 50-70kg olivesaverage: 50-70kg olives• 15-40% oil15-40% oil• depends on areadepends on area
• should stay tinyshould stay tiny• gnarled -> more yieldgnarled -> more yield• has alternationhas alternation• average: 50-70kg olivesaverage: 50-70kg olives• 15-40% oil15-40% oil• depends on areadepends on area
HarvestHarvest
• net under treenet under tree• shake (machine or hand)shake (machine or hand)• afterwards: tree is cut backafterwards: tree is cut back• no yield next year (alternation)no yield next year (alternation)• from december till februaryfrom december till february
• net under treenet under tree• shake (machine or hand)shake (machine or hand)• afterwards: tree is cut backafterwards: tree is cut back• no yield next year (alternation)no yield next year (alternation)• from december till februaryfrom december till february
Oil factoryOil factory
• clean from leaves• wash (cold water)• cut in pieces• mix the paste• centrifuge (water, cores, oil, rest)• 2nd centrifuge (water, pure oil)• bottle the oil• sell individually
• clean from leaves• wash (cold water)• cut in pieces• mix the paste• centrifuge (water, cores, oil, rest)• 2nd centrifuge (water, pure oil)• bottle the oil• sell individually
QualityQuality
• variety• frozen olives• natural conditions• bottle
• determines the price
• variety• frozen olives• natural conditions• bottle
• determines the price
Pests & diseasesPests & diseases
OLIVE FRUIT FLY -> grub enters fruit, fly transfers tubercle
TUBERCLE -> bacterium which causes proliferations
OLIVE FRUIT FLY -> grub enters fruit, fly transfers tubercle
TUBERCLE -> bacterium which causes proliferations
TRUNK DECAY -> fungus which decays the trunk
BLACK SCALE -> reduces the harvest
GREEN FLY -> less yield
TRUNK DECAY -> fungus which decays the trunk
BLACK SCALE -> reduces the harvest
GREEN FLY -> less yield
Olive oil marketing
By Hannes and Siggi
• 750 million cultivated trees worldwide
• ¾ of the world olive oil production comes from the European Union
Greek production
• 60 % of the cultivated land produces olives
• World top producer of black olives
Greek production• 350.000 tons of olive oil per
year
• Every habitant in Greece consumes 26 liters of olive oil per year
Various sorts
• Extra-virgin olive oil
–Not more acidity than 0.8%
–Superior taste
–Best olive oil
Various sorts• Virgin olive oil
–Acidity not over 2 %–Good taste
• Olive oil• Olive-pomace oil• Lampante oil
–Was used as fuel
Olive oil production of the world
Export of Olive Oil
52%33%
6%
2%7%
EuropeanUnion
Tunesia
Turkey
Marocco
Others