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Barley and Vicia faba were grown alone and with either their roots or their shoots, or both roots and shoots, intermixed. The N supply, total plant de...
Read moreGrowth of 9 commercially available grass cv. was studied with 0.003, 0.06, 1.25, or 25 mu g P/ml in flowing sol. culture. At the lowest P level which ...
Read moreThe Agrostological Index of Hartley, based on the native grasses of an area, was intended as a climatic index, but in the absence of the computational...
Read moreIn 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...
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