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Re: [fukuoka_farming] neem oil

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  • Hank Beckmeyer
    One of the central tenants of Fukuoka s philosophy is NO pesticides. Hank Beckmeyer La Clarine Farm ... [Non-text portions of this message have been removed]
    Message 1 of 3 , Jul 15, 2010
      One of the central tenants of Fukuoka's philosophy is NO pesticides.

      Hank Beckmeyer
      La Clarine Farm


      On Jul 15, 2010, at 11:22, Napi Ippolito <napi.ippolito@...> wrote:

      > Dear Duezingare,
      >
      > On 7/14/10, you (duezingare <duezingare@...>) wrote:
      > > we have a neem tree, with many berries.
      > > how do we make neem oil, cold press as with olives?
      > > and how do we use the leaves?
      > > we're trying to make a spray for plants with problems..
      >
      > Many articles come up by putting "neem oil" or "making neem oil" into Google.
      >
      > According to:
      >
      > <http://en.wikipedia.org/wiki/Neem_oil>
      >
      > Methods of extraction
      >
      > The method of processing is likely to affect the composition of the
      > oil, since the methods used, such as pressing (expelling) or solvent
      > extraction are unlikely to remove exactly the same mix of components
      > in the same proportions. The neem oil yield that can be obtained from
      > neem seed kernels also varies widely in literature from 25% to 45%.
      > The oil can be obtained through pressing (crushing) of the seed kernel
      > both through cold pressing or through a process incorporating
      > temperature controls.
      > Neem seed oil can also be obtained by solvent extraction of the neem
      > seed, fruit, oil, cake or kernel. A large industry in India extracts
      > the oil remaining in the seed cake using hexane. This
      > solvent-extracted oil is of a lower quality as compared to the cold
      > pressed oil and is mostly used for soap manufacturing. Neem cake is a
      > by-product obtained in the solvent extraction process for neem oil.
      >
      > Best wishes for finding more links to research about using your neem tree.
      >
      > Peace,
      > Napi, Virginia, USA
      >


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