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Wayne Tyson [EMAIL PROTECTED] 04/05/06 5:23 PM
What is the definition of invasion?
Invasive species? Non-invasive alien species?
Are some (or all?) species invasive in some contexts but not others?
Is everybody pretty much in agreement
At 08:27 PM 4/5/2006, Gary Ervin wrote:
Invasive species - alien species that have overcome environmental,
reproductive, and dispersal barriers in their new range, thus that they
now readily spread and establish into either disturbed or undisturbed
habitats
Well, as president Reagan might say,
What is the definition of invasion?
Invasive species? Non-invasive alien species?
Are some (or all?) species invasive in some contexts but not others?
Is everybody pretty much in agreement on such definitions or is
there significant disagreement?
WT
Honorable Forum:
Note: To avoid reading all of this, please go to last paragraph.
The recent string of contributions has been one of the most
stimulating and intelligent I have encountered--I am very grateful to
all of the participants. On many other lists I have encountered (and
resigned
A Primer of Ecological Principles by Richard J. Vogl
It's out of print, but try to contact the author somehow and see if
you can get reprints.
Other than that, just tell them to throw away their gardening books
and forget everything they've learned about plant culture, that
stress is not all
Would you (and others) discuss this issue in more detail? Would you
give an example?
WT
Please post the results and how you solved this problem.
At 07:35 AM 3/17/2006, Sara Cairns wrote:
When I re-analyze the same photo (or someone else analyzes it), the
variation due to differences in what
I'd like to post a BIG thanks to David for moderating this list. As
the character, Matt Dillon used to say (about being a the US
Marshal in frontier Dodge City) at the beginning of the old radio
show, Gunsmoke, It's a chancey job, and a little lonely. Well,
being a moderator is a largely
I've heard sustainable applied to all sorts of=20
things. If it's to be anything other than a=20
buzzword to spin almost any bit of fluff into=20
raiments for someone who wants to be king,=20
shouldn't it have a single definition that=20
distinguishes its substance from its careless=20
application
A most a-musing, and perhaps, apt, Freudian metaphor. Thanks!
WT
At 03:46 AM 3/6/2006, Anon. wrote:
Things are not quite as bad as this. One thing Burnham and Anderson
don't make claear is that AIC is a measure of predictive ability of a
model: it finds the model that minimuses the predictive
I hope you will share the citations, links, or copies you receive.
My own crude approach includes trying to make sure that hypotheses
have reasonably solid theoretical foundations and that the specific
elements are as relevant to each other as possible. I say crude
because I mean that I favor
Isabella,
I don' wanna get into an egocentric pissin match here (and I have no
reason to think that you, personally, confuse ISSUES with personal
opinion--we're all just trying to be clear, eh?), but your reasonin'
is almost correct (well, it's correct, but limited), to wit: Don't
behaviours
Or restore it to habitat and save tax money for government support
for corporate welfare, not to mention erosion, siltation, chemical
contamination, air pollution, resource depletion, blah, blah, blah?
WT
At 11:25 AM 2/9/2006, Don Cipollini wrote:
I have thought recently about this, and
Well, the discussion is inevitably sliding into sociology, but it
is a sociological question in the ultimate sense. Branching is ok,
but I agree that we should stick to the point until that is
resolved. I've taken the liberty of re-titling the subject lead,
while retaining the initial one to
Thanks for raising this point.
Please comment upon the influence of=20
methanotropic bacteria and the weight of=20
methane. I agree, however, that drowning=20
ecosystems is a lousy idea; I just want to=20
encourage whole system analysis and net energy=20
calculations. What happens to the
I suspect the key word is surface. As a mulch, to reduce
evaporation, I don't doubt its efficacy; as to it's wisdom as a
general practice, I see zero theoretical foundations to support it as
a soil amendment, and would be strongly suspicious of its effect on
soil organisms, including
What do you hope to accomplish, and what led you to do it?
WT
At 01:21 PM 1/22/2006, Warren W. Aney wrote:
I have been using small (5 mm) styrofoam pellets as a soil additive. Since
they tend to accumulate on the soil surface, these whitish pellets might
easily be ingested by ground foraging
Surely you have this book, but just in case (much as I dislike this
publisher), here is a link:
http://www.elsevier.com/wps/find/bookdescription.cws_home/700236/description#description
WT
At 01:33 PM 1/20/2006, Ashwani Vasishth wrote:
I'm working on a chapter of my dissertation in which I
Ambitious. But go for it!
ecologyandsociety.org should be of some interest.
Please let me know the specific nature of your work.
WT
At 06:55 PM 1/9/2006, Luis Gutierrez wrote:
Hello,
I am doing research at the intersection of technology, society, ecology,
religion, and gender equity. Any
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