re: new introductions



On Sun, 24 Mar 1996 LMann76543@aol.com wrote:

> 
> someone asked how many iris are introduced each year.  i don't know the
> actual numbers but i looked in the registrations and introductions books for
> 1990, 91, 92, 93 and 1980-1989.   .....i will guesstimate more
> than 1000/yr in the 90's versus less than about 700/yr in the 80's. Based on
> a few randomly sampled pages here and there, it looks like about 1/3 to 1/2
> are TBs in both time periods?

	Thank you, Linda for the info. I wondered how many of the remainder
	are beardless as opposed to the bearded?  

> how does that compare to united states population growth rates for the same
> time period?  we need better estimates - this doesn't sound like much of a
> per capita increase in introductions.

	I think it sounds like a lot - but maybe it is just me stuck up here
	in Zone 3 trying to restrain myself from taking a hack-saw (what is
	a hack-saw anyway?) to the frozen, snowy ground.
  
> linda mann e tenn usa
>
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