RE: propagation DIGEST V1 #371
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- Subject: RE: propagation DIGEST V1 #371
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- Date: Sat, 16 Sep 2000 23:03:01 -0400
- Importance: Normal
What happens in the wilds???
> -----Original Message-----
> From: owner-propagation-digest@mallorn.com
> [o*@mallorn.com]On
> Behalf Of propagation
> DIGEST
> Sent: Saturday, September 16, 2000 1:15 AM
> To: propagation-digest@mallorn.com
> Subject: propagation DIGEST V1 #371
>
>
>
> propagation DIGEST Saturday, September 16 2000
> Volume 01 : Number 371
>
>
>
> In this issue:
>
> Orchids from seeds
>
> --------------------------------------------------
> --------------------
>
> Date: Fri, 15 Sep 2000 09:59:11 +0200
> From: "Ugo Laneri" <ugo.laneri@casaccia.enea.it>
> Subject: Orchids from seeds
>
> This is a multi-part message in MIME format.
>
> - ------=_NextPart_000_0009_01C01EFB.98F39A20
> Content-Type: text/plain;
> charset="iso-8859-1"
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>
> It is practically impossible to propagate orchid
> species by seed in =
> horticultural substrates. This was a bottle-neck
> in orchid industry =
> until the discovey of germination of orchid seeds
> in sterilized nutrient =
> media in vitro (since Knudson in '20es). In
> Nature germination of =
> orchids is scanty and due to the contact of seeds
> with particular =
> symbiotic fungi.
> In vitro germination is performed in specialised
> nurseries and is used =
> for natural species and in order to obtain
> hybrids. For many hybrids =
> since 1960 in vitro cloning (micropropagation,
> which is similar to the =
> obtention of micro cuttings) has been used, so
> millions of identical =
> plants may be obtained.
> Ciao, Ugo
>
> - ------=_NextPart_000_0009_01C01EFB.98F39A20
> Content-Type: text/html;
> charset="iso-8859-1"
> Content-Transfer-Encoding: quoted-printable
>
> <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0
> Transitional//EN">
> <HTML><HEAD>
> <META content=3D"text/html; charset=3Diso-8859-1" =
> http-equiv=3DContent-Type>
> <META content=3D"MSHTML 5.00.2919.6307" name=3DGENERATOR>
> <STYLE></STYLE>
> </HEAD>
> <BODY bgColor=3D#ffffff>
> <DIV><FONT size=3D2>It is practically impossible
> to propagate =
> orchid species=20
> by seed in horticultural substrates. This was a
> bottle-neck in=20
> orchid industry until the discovey of
> germination of orchid seeds =
> in=20
> sterilized nutrient media in vitro (since Knudson
> in '20es). In Nature=20
> germination of orchids is scanty and due to the
> contact of seeds with =
> particular=20
> symbiotic fungi.</FONT></DIV>
> <DIV><FONT size=3D2>In vitro germination is
> performed in specialised =
> nurseries and=20
> is used for natural species and in order to
> obtain hybrids. For many =
> hybrids=20
> since 1960 in vitro cloning (micropropagation,
> which is similar to the =
> obtention=20
> of micro cuttings) has been used, so
> millions of identical plants =
> may be=20
> obtained.</FONT></DIV>
> <DIV><FONT size=3D2>Ciao, Ugo</FONT></DIV></BODY></HTML>
>
> - ------=_NextPart_000_0009_01C01EFB.98F39A20--
>
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> End of propagation DIGEST V1 #371
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