Search
All content is free for everyone to browse, read and share. You’ll find journal articles and non-peer reviewed grey literature. Type keywords into the search box or Use the filtering options below to browse the content.
Showing 8,221 results
In studies on the dynamics of leaf water status and stomatal behaviour, B. gracilis and A. smithii [Elymus smithii] showed remarkably different stomat...
Read morePopulations of D. glomerata from Norway and Portugal were grown in pure stands and in 50:50 mixtures under natural conditions in Aberystwyth. Stands w...
Read moreFive lines of tetraploid wheat from 2 contrasting wild habitats in Israel, and 2 hexaploid wheat (T. aestivum vulgare) cv., 1 of spring habit and the ...
Read moreIn studies on the low-temp. growth of 13 ecotypes and of the cv. S184 of T. repens at 2 locations, one at 70 m and the other at 230 m alt. in NE Engla...
Read moreIn an oak/hickory forest in E. Tennessee, observations in 1975, 1977 and 1979 showed an apparent tendency for some bird species to establish territori...
Read moreA model was developed to simulate the production rate of above-ground dry matter by trees and by ground vegetation. Values for a Scots pine stand in c...
Read morePhotocells were traversed at 6 canopy heights in a 15-yr-old plantation in North Carolina. When incident radiation was predominantly direct-beam, a bi...
Read moreA computerized matrix model of bud production by Betula pendula was developed and applied to data from 3 mature trees. Limitations of the model are di...
Read moreThe structural dynamics of the growth of Betula pendula were examined using demographic techniques in which elements of the crown (buds, leaves, shoot...
Read more[See FA 34, 6805] From ring-count data from all known records of living and dead specimens over 70 yr old, the life-span of Juniperus communis was est...
Read more