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| Growing Irrigation and Harvesting Methods Economical harvesting methods and besti practice irrigation methods are important subhjects to our growers. |
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#1
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Harvesting date.
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<pre>Why pick so late? People seem to be concerned about the colour. They should come to Italy in November and see the olives being picked quite green. June in NZ is December here when the olive harvest is more than half over. There needs to be some good research in Oz and NZ to determine picking dates. Cheers Brian Chatterton. </pre> </td></tr></table> |
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#2
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RE: Harvesting date.
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<pre>An interesting point Brian. Is it only to maximise the oil yield? We pressed some very green Verdale olives last week and yes the oil yield was down but the resulting oil was very green, fresh and slightly peppery. Regards, Phil Bramley </pre> </td></tr></table> |
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#3
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Re: Harvesting date.
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<pre>Quite so Brian. I have been keeping records now for the past three seasons. The fourth underway. Now I must say that the trees that are currently being harvested are all quite young - say 8 years. With this proviso (and others such as climate, altitude, watering regimes or lack of) I can say that our green fruit isn't yielding anywhere near the amount needed for commercial purposes. It would seem that they have to be well and truly turned in colour to get even modest amounts (about 15%) out of. My 20 - 100 year old trees I have yet to harvest this year. They are solidly green. In past years however they yielded consistently above 18% (weight for weight) when half coloured (Mission & Verdale). The year before last (98) I picked until November! In January 99 I came across some 55 year old trees that were still fully laden and approx 50% were still green or only partially coloured. These trees had about 80-120kg on them. Some of these were harvested, pressed and yielded very pleasant oils (unknown variety but ? Mission). I agree that harvesting should not solely be determined by colour or even date. It will vary from year to year, climate to climate, variety and so on. Our/my research/recording shall go on but I doubt there will ever be the right date to pick! The question therefore, "Why pick so late?" is one that has yet to be justified in Oz terms. We are learning and, I might add, exponentially. Regards </pre> </td></tr></table> |
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#4
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RE: [Olive Oil] Harvesting date.
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<pre>Just to get in the discussion of harvest date, I prefer to look at this question from two year perspective. There are a couple of "knowns": 1) large crops mature later than small ones thus the natural tendency is to delay harvest of such crops for suitable oil development; 2) the longer harvest is delayed (obviously our experience and research are with the Cvs we deal with in California), the more detrimental effect it has on quantity and quality of the subsequent bloom. We've found that delaying harvest of a big crop greatly exacerbates its alternate bearing effect (makes it worse). So, compromising oil yield one year may increase potential for oil yield the next (in sum, more total oil). This problem is resolved by crop modification (pruning is probably the best cultural practice) to minimize excessive crop problems in the "on" year. Steve Sibbett U.C. Farm Advisor Phone - office 559.733.6486 Mobil 559.280.0666 FAX 559.734.2708 -----Original Message----- From: P Caird [mailto:caird@hitech.net.au] Sent: Wednesday, May 17, 2000 2:44 AM To: OliveOil@egroups.com Subject: Re: [OliveOil] Harvesting date. Quite so Brian. I have been keeping records now for the past three seasons. The fourth underway. Now I must say that the trees that are currently being harvested are all quite young - say 8 years. With this proviso (and others such as climate, altitude, watering regimes or lack of) I can say that our green fruit isn't yielding anywhere near the amount needed for commercial purposes. It would seem that they have to be well and truly turned in colour to get even modest amounts (about 15%) out of. My 20 - 100 year old trees I have yet to harvest this year. They are solidly green. In past years however they yielded consistently above 18% (weight for weight) when half coloured (Mission & Verdale). The year before last (98) I picked until November! In January 99 I came across some 55 year old trees that were still fully laden and approx 50% were still green or only partially coloured. These trees had about 80-120kg on them. Some of these were harvested, pressed and yielded very pleasant oils (unknown variety but ? Mission). I agree that harvesting should not solely be determined by colour or even date. It will vary from year to year, climate to climate, variety and so on. Our/my research/recording shall go on but I doubt there will ever be the right date to pick! The question therefore, "Why pick so late?" is one that has yet to be justified in Oz terms. We are learning and, I might add, exponentially. Regards ------------------------------------------------------------------------ Cut down on your Small Business’ Long Distance bills. Join beMANY! and start saving immediately! http://click.egroups.com/1/4117/1/_/137757/_/958559642/ ------------------------------------------------------------------------ ------------------------------------------------------------------------ TODAY'S FEATURED SITE: http://sadoun.home.att.net/webringform.htm ------------------------------------------------------------------------ To see more olive related sites visit: http://www.egroups.com/links/OliveOil ------------------------------------------------------------------------ ~~~~~~~ Life is healthier with OliveOil ~~~~~~~ ------------------------------------------------------------------------ </pre> </td></tr></table> |
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#5
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Re: Harvesting date.
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<pre>Very interestimg. As I asked before, would having the ability to test the oil for a small quantity say 1 to 5 KG be of use in determining the best harvest date. And is there a method to extract the oil on such a small quantity. Andrew & Val </pre> </td></tr></table> |
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#6
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Re: Harvesting date.
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<pre>> Why pick so late? People seem to be concerned about the colour. They should > come to Italy in November and see the olives being picked quite green. June > in NZ is December here when the olive harvest is more than half over. There > needs to be some good research in Oz and NZ to determine picking dates. > > Cheers Brian Chatterton. Brian, We are in the Hunter Valley of NSW which is also a wine grape growing area. As far as the grape harvest is concerned, we are usually the first area in Australia to harvest grapes in the year, our grapes usually starting to ripen to picking levels in late January. Logically, we should also be amongst the first olive picking areas too. I started picking some green Manzanillo for pickling in March, picked the balance of the Manzanillo, about 40% green, in mid April, the balance of the Manzanillo & Sevillano (15% still green) in mid May and still have Paragon & Azapa to pick in June. The Paragon are still turning from green to half and half, the Azapa are still 50% green. As a general rule, Southern NSW, Victoria and New Zealand should ripen their fruit after us, so I doubt that the month by month parallel with Europe would hold true. There is also another theory that the light is brighter in the Southern Hemisphere than the Northern (less atmospheric dust) and that the trees should theoretically ripen earlier here? Regards, Mike Wilson. Hunter Valley, NSW. </pre> </td></tr></table> |
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#7
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Re: Harvesting date.
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<pre>on 18/5/2000 10:30 am, Andrew Brown at drewbrow@senet.com.au wrote: > Very interestimg. As I asked before, would having the ability to test the oil > for a small quantity say 1 to 5 KG be of use in determining the best harvest > date. And is there a method to extract the oil on such a small quantity. > > Andrew & Val I have come across details of a small (?10kg) press for olives in the USA. One of the US websites had details - oliveoilsource or some such. Try a search engine. I want one, too! -- Gareth Renowden, Limestone Hills, New Zealand Words, olives and truffles Office +64 (0)3 355 9552 Home +64 (0)3 314 9921 "I knew she carried a snorkel in her handbag, but would she use it?"(Sir Henry) </pre> </td></tr></table> |
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#8
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RE: Harvesting date.
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<pre>Quite so Mike. Here in the Bega Valley, which is 600kms (?) south of the Hunter Valley we will probably pick in about a week or two. We did press some very green Verdale last week but we suspect that the crop was harvested a little early. Regards, Phil p.s. how did your wine harvest go this year? </pre> </td></tr></table> |
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#9
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Re: Harvesting date.
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<pre>Try the following site : it is the newsletter and site for the USA olive group - you can sign on and receive their mail/newsletter. they do have a small home press. www.oliveoilsource.com/olivenews.htm regards John Bishop ----- Original Message ----- From: "Gareth Renowden" <gareth@renowden.co.nz> To: <OliveOil@egroups.com> Sent: Thursday, May 18, 2000 1:44 PM Subject: Re: [OliveOil] Harvesting date. > on 18/5/2000 10:30 am, Andrew Brown at drewbrow@senet.com.au wrote: > > > Very interestimg. As I asked before, would having the ability to test the oil > > for a small quantity say 1 to 5 KG be of use in determining the best harvest > > date. And is there a method to extract the oil on such a small quantity. > > > > Andrew & Val > > I have come across details of a small (?10kg) press for olives in the USA. > One of the US websites had details - oliveoilsource or some such. Try a > search engine. I want one, too! > -- > Gareth Renowden, Limestone Hills, New Zealand > Words, olives and truffles > Office +64 (0)3 355 9552 Home +64 (0)3 314 9921 > "I knew she carried a snorkel in her handbag, but would she use it?"(Sir > Henry) > > > ------------------------------------------------------------------------ > Attention Job Seeker! Save on Long Distance Now! Join beMANY! > http://click.egroups.com/1/4119/1/_/137757/_/958614338/ > ------------------------------------------------------------------------ > > ------------------------------------------------------------------------ > TODAY'S FEATURED SITE: http://sadoun.home.att.net/webringform.htm > ------------------------------------------------------------------------ > To see more olive related sites visit: http://www.egroups.com/links/OliveOil > ------------------------------------------------------------------------ > ~~~~~~~ Life is healthier with OliveOil ~~~~~~~ > ------------------------------------------------------------------------ > > > </pre> </td></tr></table> |
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#10
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Re: Harvesting date.
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<pre>> > Quite so Mike. Here in the Bega Valley, which is 600kms (?) south of the > Hunter Valley we will probably pick in about a week or two. We did press > some very green Verdale last week but we suspect that the crop was harvested > a little early. > > Regards, > > Phil > > p.s. how did your wine harvest go this year? This is the Hunter Valley, it's always a wonderful year. In case of doubt, just ask Murray Tyrrell, Len Evans or Brian McGuigan. Mike. </pre> </td></tr></table> |
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