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The distribution of N, P, K, Ca, Mg and Mn in a 175-year-old Abies amabilis ecosystem is described and estimates of transfers within the system are gi...
Read moreSwards 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 moreLolium perenne cv. S23, Trifolium repens cv. S184 and T. repens cv. Olwen were grown in the glasshouse as monocultures and as mixtures. Drought condit...
Read moreThe input and output of water, Na, K, Ca, P and N were measured over a 14 month period in a 45 m2 watercress bed containing 6927 kg of a soil/gravel m...
Read moreBarley, Sinapis alba and Papaver rhoeas, and then barley, S. alba and Avena fatua were grown in pure stand and in mixtures of 2 and 3 species at diffe...
Read moreTo date, the anchorage and wind load of urban trees can only be assessed in static load tests. These are complex and expensive, and the reliability of...
Read morePopulations of A. odoratum were collected from contrasting plots of the Park Grass Experiment, Rothamsted, grown under identical conditions for 6-18 m...
Read moreThe time course of changes in the quantity of Calluna leaves and wood were measured during 1971 and an analysis of the data used to derive the seasona...
Read moreYoung plants of S170 tall fescue were grown in different day/night temperature regimes in most combinations of 10, 15, 20, 25 and 30 deg C in 4 series...
Read morePlants face a constant struggle to acquire nutrients and defend themselves against herbivores. Mycorrhizae are fungal mutualists that provide nutrient...
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