Klemens Köhler

4 Questions 19 Answers 0 Followers

Questions related from Klemens Köhler

What are the main forms of marketing wood in east africa, considering only small-scale farming?

The wood/timber production of small scale farmers is seriously under-reserached. It doesn't fall into the usual research question of sectoral research (agriculture, forestry, economics). However,...

04 April 2017 1,296 0 View

Regarding the Shuggart, Botkin or JABOWA growth function for trees, how can the height function be replaced?

The growth of trees in the JABOWA model (and subsequent models like Kiwi) is diameter-dependent, following the pipe model. The diameter increase is dependent on the previous diameter, maximum...

09 September 2013 3,087 1 View

Can evolutionary tradeoffs of new traits be quantified or at least characterized in any way?

The information that developing and maintaining a trait is costly to an organism (as it has to reproduce the DNA that encodes the trade with every cell division) can be found in many scripts and...

08 August 2013 5,352 3 View

Are there any published evolutionary plant models? I cannot seem to find any.

I am considering using a simulation model to evaluate the fitness of recent tree species with regard to global change. I want my simulated trees to evolve and I am almost sure somebody must have...

08 August 2013 9,024 6 View