[HOT] HOTOSM #699: About identification of plantations (HOTOSM #699: About identification of plantations in Africa (as for cassava, manioc)
andrew.r.buck at gmail.com
Tue Oct 21 18:16:40 UTC 2014
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The landuse mapping in question is being done around the 5 ebola
treatment centers for context and planning around the centers. Also,
in the coming months food security will be an issue for these
countries, so even if we don't make mapping them a priority, it still
makes sense to discuss how these things can be identified and tagged.
On 10/21/2014 01:14 PM, Pierre Béland wrote:
> Note that for the Ebola Activation is quite a huge task and our
> priority so far with the large territories to cover is more about
> roads, settlements and place names. It is up to each of you to
> decide if you have the time to map the farmlands and orchards.
> ________________________________ De : Andrew Buck
> <andrew.r.buck at gmail.com> À : hot at openstreetmap.org Envoyé le :
> Mardi 21 octobre 2014 14h08 Objet : Re: [HOT] HOTOSM #699: About
> identification of plantations (HOTOSM #699: About identification of
> plantations in Africa (as for cassava, manioc)
> This tagging sounds reasonable to me, the only thing I wanted to
> add was that when you are tagging orchards there are other trees
> that are planted in orchards in straight rows in this area (for
> example rubber tree plantations/orchards). The way you can
> identify that the trees are palm trees is by zooming in in the
> high-res imagery and looking at the trees themselves. Palms will
> have a spikey "star" shape when seen from above that other kinds of
> trees do not have. If you are not sure about the species, just tag
> it as an orchard and omit the species tag.
> On 10/21/2014 12:21 PM, AYTOUN RALPH wrote:
>> I have looked at the imagery and this detail is easily
>> I have started tagging it as landuse=plantation and
>> species=cassava (manioc)
>> If there is a problem with this tagging please let me know and I
>> can change it. I am making a note of where I am doing this in
>> case it changes.
>> The other easily identified feature is the palm tree orchards
>> which are generally neatly planted in patterned rows. I tag these
>> as landuse=orchard and species=palm.
>> Thank you Sergio.
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