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]> > 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]>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]>: >> > 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] >> > http://virtualorchard.net/mailman/listinfo/apple-crop >> > >> > >> >> >> >> -- >> JMCEXTMAN >> Jon Clements >> [email protected] >> aka 'Mr Liberty' >> aka 'Mr Honeycrisp' >> IM mrhoneycrisp >> 413.478.7219 >> _______________________________________________ >> apple-crop mailing list >> [email protected] >> http://virtualorchard.net/mailman/listinfo/apple-crop >> > > > > -- > Maurice Tougas > Tougas Family Farm > Northborough,MA 01532 > 508-450-0844 > > _______________________________________________ > apple-crop mailing list > [email protected] > http://virtualorchard.net/mailman/listinfo/apple-crop > >
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