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Succession on an organic tundra soil in interior Alaska was monitored for 10 growing seasons following removal of vegetation. Exotic grasses (reed can...
Read moreAgrostemma githago and wheat cv. Sicco were grown in 1981 in monocultures and 1:1 mixtures at total densities of 16, 40, 120, 400 or 1200 seeds/m2. A ...
Read moreIncrement cores were obtained at b.h. from the stems of 300 trees on the margin of the Lake Vyrnwy reservoir, Montgomeryshire, Wales, in 1969, and the...
Read moreResults are presented from trials with Betula pendula, B. pubescens, Salix caprea and S. cinerea at 6 sites throughout Britain; the selected clones we...
Read moreThis article introduces the project Back on Our Map (BOOM), which aims to raise awareness of and reinforce aspen (Populus tremula) populations in sout...
Read moreLarge numbers of newly flight-mature alate alienicolae of Myzus persicae (Sulz.) were flown in a flight chamber for 5 or 10 h. Flown aphids marked wit...
Read moreThe survival of four populations of eggs of Hylemya (Leptohylemyia) coarctata (Fall.) at Rothamsted in southern England was studied. Few eggs disappea...
Read moreThe drought resistance of young seedlings of Stylosanthes humilis and Digitaria ciliaris was investigated in the field at Katherine, Northern Territor...
Read moreConstant temperatures within the range 11-23 C had no significant effect upon the germination of Avena fatua, but higher temperatures appreciably redu...
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