Estimator for needle mass sought for

• To: forest@nic.funet.fi
• Subject: Estimator for needle mass sought for
• From: rjandl@ecx.tuwien.ac.at (Robert JANDL)
• Date: Wed, 03 May 1995 10:30:06 +0200 (MET)
• Content-Length: 790
• Content-Transfer-Encoding: 7BIT
• Content-Type: text/PLAIN; CHARSET=US-ASCII
• Resent-Date: Wed, 03 May 1995 10:30:06 +0200 (MET)
• Resent-From: forest-owner@nic.funet.fi
• Resent-Message-Id: <01HQ2D2BFP5G8X362W@palmu.metla.fi>
• Resent-To: mesinfo@pihta.metla.fi

On Fri, 24 Mar 1995, Robert JANDL wrote:

> 
> I work on a data set with
>   nutrient content of needles
>   mass of 100 needles
>   lenght of needles
>   nutrient concentration in diff soil layers.
> 
> Data are from approx 200 Norway spruce stands in Austria, which grow
> on non-calcareous sites.
> My aim is to find correl between nutrients_in_needle_biomass and
> nutrients_in_soils.
> I am wondering if somebody knows about correlations between
> mass_of_100_needles and total_mass_of_needles.  If these two are closely
> correlated I would feel comfortable to calculate an index for plant
> nutrition with nutrient_content_needles and mass_of_100_needles and
> to establish an equation for
>   nutrition_index = f(nutrient_in_soil).
> 
> Thanks in advance. -- Robert
> 
> 
> 
> 

• Prev: Re: Information about forest mailing list
• Next: MDF and particle board usage in Japan
• Index: Forest mailing list May 1995
• Thread: Forest list subjects in May 1995