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  • From: neshura <neshura@gmail.com>
  • To: pcplantdb <pcplantdb@lists.ibiblio.org>
  • Subject: Re: [pcplantdb] Uses for PIW in agriculture
  • Date: Wed, 7 Dec 2005 10:18:27 -0500

ButterflyNet technology might be useful for this; it's the beginnings
of a tool for contextual logging out in the field. Just saw the link a
day or two ago on Worldchanging.
http://www.worldchanging.com/archives/003827.html

On 12/7/05, Lawrence F. London, Jr. <lfl@intrex.net> wrote:
>
> We discussed at one time promoting PIW as an agricultural planning tool.
> Stephanie expressed interest in getting a SARE
> grant to develop this concept. My thoughts were about using GIS technology
> to log on-farm input by farmers. Planning
> would involve using PIW data to help decide and manage cropping schemes and
> schedules. I found this info on precision
> farming in the Wikipedia. It lists uses of GIS in logging site data for
> analysis and future planning and adjustment of
> cropping plans for each season.
>
> http://en.wikipedia.org/wiki/Precision_farming
>
> Precision farming or precision agriculture is an agricultural concept
> relying on the existence of in-field variability.
> It requires the use of new technologies, such as global positioning (GPS),
> sensors, satellites or aerial images, and
> information management tools (GIS) to assess and understand variations.
> Collected information may be used to more
> precisely evaluate optimum sowing density, estimate fertilizers and other
> inputs needs, and to more accurately predict
> crop yields. Application of precision farming concepts is usually
> considered related to sustainable agriculture. It
> seeks to avoid applying same practices to a crop, regardless of local
> soil/climate conditions and may help to better
> assess local situations of disease or lodging.
>
> Precision farming may be used to improve a field or a farm management from
> several perspectives :
>
> * agronomical perspective : adjustment of cultural practices to take
> into account the real needs of the crop rather
> (e.g., better fertilization management)
> * technical perspective : better time management at the farm level
> (e.g. planification of agricultural activity)
> * environnemental perspective : reduction of agricultural impacts
> (better estimation of crop nitrogen needs
> implying limitation of nitrogen run-off)
> * economical perspective : increase of the output and/or reduction of
> the input, increase of efficiency (e.g.;
> lower cost of nitrogen fertilization practice)
>
> Other benefits for the farmer may be to help him set an history of his/her
> farm practices and results, to help him in
> his decision making and traceability requirements (as increasingly required
> in developed countries).
>
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