Author:Waterhouse, JS; Switsur, VR; Barker, AC; Carter, AHC; Robertson, IDate:30 Jul 2002Annual oxygen and hydrogen isotope ratios in the alpha-cellulose of the latewood of oak (Quercus robur L.) growing on well-drained ground in Norfolk, UK have been measured. The authors have compared the observed values of isotope ratios with ...Read more
Author:Robertson, I; Loader, NJ; Froyd, CA; Zambatis, N; Whyte, I; Woodborne, SDate:Oct 2006The large girth and immense size of the baobab has caused many to speculate about its age. Unfortunately reliable age estimates cannot be determined from growth rates as the girth varies in response to different moisture regimes. In a similar ...Read more