RE: Brazilian tomato problems

Anton Doroszenko (A.DOROSZENKO@CABI.ORG)
Mon, 14 Jun 1999 02:33:45 -0700

I found 31 hits on the CAB ABSTRACTS database since 1984 (I didn't check
earlier than that). Most papers refer to Neoleucinodes elegantalis
(Lepidoptera: Pyraustidae) as "tomato fruit borer".

> -----Original Message-----
> From: Douglas M. Hinds [SMTP:dmhinds@acnet.net]
> Sent: 12 June 1999 07:16
> To: Anita Graf (Staff); sanet-mg@ces.ncsu.edu
> Subject: Re: Brazilian tomato problems
>
>
> My bilingual CAB Lexicon of Entomological and Related Terms indicates that
> Neoleucinodes elegantalis (Gn.) is "a perforador del fruto del tomate"
> (the definition is from Venezuela), with NO English common name given,
> which suggests that this pest may be restricted to the Latin American
> tropics and is not certainly a fungus.
>
> A search of the University of Hawaii database using Carlweb turned up no
> matches, which reinforces that supposition. Using Uncover gave the same
> negative results. Is this pest similar to a pin worm or a grub or a
> weevil?
>
> On 11/06/99 at 2:43 PM Anita Graf (Staff) wrote:
>
> >Often times "sustainable" amounts to
> >figuring out if something ought to be grown in a specific place in
> >the first place.
>
> What criteria are you applying to whether "something ought to be grown in
> a specific place"?
>
> >it may be time to reasses the planting regime from the beginning.
>
> Could you do that for us?
>
> >Uh, not having anything technical to add to this discussion, I would
> >still like to make a comment.
>
> Obviously. But why? Was this what you consider to be a philosophic
> contribution, or perhaps metaphysical? You began with the following
> supposition that was far from established:
>
> >If soils are fertile and well cared for and other basic
> >sustainablity steps have been taken
>
> I suggest that attention be given toward resolving the underlying
> problems, rather than supposing a given crop - in this case, a tropical
> fruit with a multitude of varieties that have adapted to a multitude of
> soil and climatic conditions, "ought not be grown in a specific place".
>
> Lastly, a careful selection of seed sources for relatively resistant (to
> known local diseases), natural (not GMO) varieties is always a good place
> to start. The next step would be to contact the Brazilian / Portuguese
> equivalent of a "Centro de Investigacion sobre Control Biologico" or a
> "Laboratorio de Reproducion de Organismos Beneficos", in order to
> determine what they've got or could breed for you. (You will probably
> have anticipate the pests that are likely to attack and contract the
> breeding of both preventive and remedial beneficial organisms, to order.
> And may have to contract a series of tests first, in order to determine
> which variety or strain of which organism will prove most effective).
>
> Douglas Hinds
>
> *********** REPLY SEPARATOR ***********
>
> On 11/06/99 at 2:43 PM Anita Graf (Staff) wrote:
>
> >> There are no really good remedies for it here, either. Late blight is a
> >> major problem for tomato and potato growers in some areas, regardless
> of
> >> what chemicals they use. We deal with it on our farm by using long
> >> rotations (five years) and strict field sanitation (all residues
> >> incorporated immediately after last harvest).
> >>
> >Uh, not having anything technical to add to this discussion, I would
> >still like to make a comment. Often times "sustainable" amounts to
> >figuring out if something ought to be grown in a specific place in
> >the first place. When nature starts a full-on combat of something,
> >it can sometimes mean that that something just isn't appropriate to
> >the area. If soils are fertile and well cared for and other basic
> >sustainablity steps have been taken and still it takes an arsenal of
> >toxic chemicals (organic or not) to get a harvest, it may be time to
> >reasses the planting regime from the beginning. Granted, I don't
> >think that this kind of thinking comes naturally to us humans who are
> >forever trying to fit square pegs into round holes, but it should be
> >considered.
> >
> >Anita
> >
> >
> >Anita Graf
> >313-F Conner Hall
> >Dept. of Agricultural and Applied Economics
> >University of Georgia
> >Athens, GA 30602-7509
> >(706) 542-1915 phone
> >(706) 542-0739 fax
> >agraf@agecon.uga.edu
> >
> >To Unsubscribe: Email majordomo@ces.ncsu.edu with the command
> >"unsubscribe sanet-mg". If you receive the digest format, use the
> command
> >"unsubscribe sanet-mg-digest".
> >To Subscribe to Digest: Email majordomo@ces.ncsu.edu with the command
> >"subscribe sanet-mg-digest".
> >
> >All messages to sanet-mg are archived at:
> >http://www.sare.org/htdocs/hypermail
>
>
>
>
> To Unsubscribe: Email majordomo@ces.ncsu.edu with the command
> "unsubscribe sanet-mg". If you receive the digest format, use the command
> "unsubscribe sanet-mg-digest".
> To Subscribe to Digest: Email majordomo@ces.ncsu.edu with the command
> "subscribe sanet-mg-digest".
>
> All messages to sanet-mg are archived at:
> http://www.sare.org/htdocs/hypermail

To Unsubscribe: Email majordomo@ces.ncsu.edu with the command
"unsubscribe sanet-mg". If you receive the digest format, use the command
"unsubscribe sanet-mg-digest".
To Subscribe to Digest: Email majordomo@ces.ncsu.edu with the command
"subscribe sanet-mg-digest".

All messages to sanet-mg are archived at:
http://www.sare.org/htdocs/hypermail