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Seedlings and young trees of Pinus sylvestris were grown in outdoor fumigation chambers at 5 and 150 mu g SO2/m3 (approx.). The higher SO2 concn. redu...
Read moreIn continued work [cf. F.A. 25 No. 54], tensiometers and electrical resistance blocks were used to measure water tension and, indirectly, water conten...
Read moreA steady-state model linking the influxes and effluxes of CO2 to and from the substomatal cavity through the mean intercellular-space CO2 concentratio...
Read moreTen captive opossums fed between experiments on grass pellets supplemented with bread, fruit and vegetables were given chopped fresh leaves of Pseudop...
Read moreWater movement in response to gradients of water potential in the soil-plant-atmosphere catena is considered. An approximate solution is presented of ...
Read moreIn the National Water Plan the concept of multi-layer safety was introduced for sustainable water security. Within the concept of multi-layer safety t...
Read moreIn an assessment of 12 species for potential use in revegetation of salt-affected land, best survival, health and growth at high salinities (EC >30...
Read moreBatrachochytrium dendrobatidis (Bd) has been associated with massive amphibian population declines worldwide. Wildlife vaccination campaigns have prov...
Read moreThe genetic structure of agricultural plant populations has long been recognized as an important factor in their vulnerability or resistance to diseas...
Read moreData are presented from plots in pure stands of naturally regenerated P. contorta in SE Wyoming, USA, varying in age (25-117 yr), site index (10.8-22....
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