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Swards dominated by western wheatgrass (Agropyron smithii) at 2 sites in SE Montana were continuously fumigated with 2, 4 or 7 p.p.h.m. SO2 from mid-M...
Read moreA native grassland in SE Montana dominated by Agropyron smithii was continuously fumigated with 2, 4 or 7 p.p.h.m. SO2 from mid-May until Oct. 1975 an...
Read moreSenescence and death of plant parts are frequently accelerated by various stresses to which plants are subjected. The dynamics of these responses can ...
Read moreThe effective internal supply of specific nutrient elements in the seeds of 7 grass and 5 legume pasture species was quantified by growing newly germi...
Read moreQuantitative estimates of the effects of different methods of S application on the entry of 35S into the grazed pasture system were made on an analogu...
Read moreDescribes further study of the ecosystem on the boles of mature, free-standing Fraxinus excelsior trees in three districts in Newcastle upon Tyne, whi...
Read moreSulphur in rainfall and throughfall was measured at weekly intervals over 2 yr at a heathland site and under Pinus sylvestris and Betula pendula canop...
Read moreThe atmospheric deposition of sulfur and nitrogen compounds in the Netherlands has been responsible for decreasing plant species diversity in heathlan...
Read moreA native Montana grassland was exposed to 3-monthly median SO2 concentrations (52, 131 and 228 mu g/m3) and to N, S and N + S fertilization. Leaf area...
Read moreMorphological characteristics of Salix borealis [S. myrsinifolia] were monitored during 1994-96 at 10 sites along a transect crossing the heavily poll...
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