Variation in nutrient content of forest trees is discussed using the
data from literature plus data collected by the authors. Sections are
included on sampling and methods of expression of nutrient content. The
emphasis is on possible causes of variation, which involves nutrient
variation between years, within the year, and...
"The information in this paper on litterfall in stands of red alder (Alnus rubra Bong.) was developed from a series of studies carried out to determine the pattern and quantities of litterfall of various
tree species grown at the University of Washington Charles Lathrop Pack Forest in western Washington. This...
"This report presents a reference list of available studies on aboveground forest biomass, together with (1) methods of sampling and estimation and some of the problems and errors associated with each method (given as an aid to comparison of data), (2) some results obtained from the literature of field estimates...