You're probably right Jon. It's taller than I would have thought. Where does the .9 come from?
2011/3/26 Jon Clements <[email protected]> > 0.9 X 18 feet = 16.2 feet, if you want to maximize production. > > :-) > > Sent from my iPhone > > On Mar 26, 2011, at 3:21 PM, Arthur Kelly <[email protected]> wrote: > > Generally (NNW/SSE) North/South rows, M26 Mac, 8X18, slender pyramid form. > What tree height? > > Art Kelly > Kelly Orchards > Acton, Me > > 2011/3/26 maurice tougas < <[email protected]> > [email protected]> > >> I would agree with Jon, but add a couple of other considerations that I'd >> use to fine tune your "rule". >> >> The first would be row orientation. North / South oriented rows will >> receive more uniform light exposure than trees East / West, and so perhaps >> an extra percentage of height could be added. >> >> Second, training system results in differing depth or density of canopy, >> and so a system with wider row spacing may result in longer branches which >> may result in greater shading in the interior of the tree. Systems such as >> tall spindle, super spindle and maybe fruiting wall systems result in >> narrower canopies and so there is less depth to the canopy resulting in less >> distance sunlight must travel to trunk. That said, these systems may well >> have a more dense canopy than more open, widely spaced trees when pruned >> properly. >> The narrower canopies I believe have the advantage, and so the ratio of >> height to row spacing may again allow for a slightly taller tree. >> >> Thirdly, consider hours of sunlight per growing season. I've never seen a >> "zone chart" for this. Might be an interesting project for some statistician >> (Wes!), but developing some sort of sunlight zone similar to traditional >> hardiness zones should influence height/width ratio. >> Certainly the number of hours of sunlight, and, it's intensity on average, >> received in Pasco,WA or Hastings, NZ is appreciably higher than >> Northborough,MA or Acton,ME and has an influence on ideal height/row width >> ratio. >> >> Mo Tougas >> Tougas Family Farm >> Northborough, MA >> >> >> On Fri, Mar 25, 2011 at 11:50 PM, Jon Clements <<[email protected]> >> [email protected]> wrote: >> >>> If you are growing hi-density apples, then tree height should be no >>> greater than between-row width. Slightly less (0.9) is even better. >>> >>> Jon >>> >>> 2011/3/25 Arthur Kelly < <[email protected]> >>> [email protected]>: >>> > What do you all think about required row spacing for various tree >>> heights? >>> > Should row width be 1.1, 1.3 or 1.5 X tree height? >>> > Art Kelly >>> > Kelly Orchards >>> > Acton, ME >>> > _______________________________________________ >>> > apple-crop mailing list >>> > <[email protected]>[email protected] >>> > <http://virtualorchard.net/mailman/listinfo/apple-crop> >>> http://virtualorchard.net/mailman/listinfo/apple-crop >>> > >>> > >>> >>> >>> >>> -- >>> JMCEXTMAN >>> Jon Clements >>> <[email protected]>[email protected] >>> aka 'Mr Liberty' >>> aka 'Mr Honeycrisp' >>> IM mrhoneycrisp >>> 413.478.7219 >>> _______________________________________________ >>> apple-crop mailing list >>> <[email protected]>[email protected] >>> <http://virtualorchard.net/mailman/listinfo/apple-crop> >>> http://virtualorchard.net/mailman/listinfo/apple-crop >>> >> >> >> >> -- >> Maurice Tougas >> Tougas Family Farm >> Northborough,MA 01532 >> 508-450-0844 >> >> _______________________________________________ >> apple-crop mailing list >> <[email protected]>[email protected] >> <http://virtualorchard.net/mailman/listinfo/apple-crop> >> http://virtualorchard.net/mailman/listinfo/apple-crop >> >> > _______________________________________________ > apple-crop mailing list > [email protected] > http://virtualorchard.net/mailman/listinfo/apple-crop > > > _______________________________________________ > apple-crop mailing list > [email protected] > http://virtualorchard.net/mailman/listinfo/apple-crop > >
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