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Climax perennial grasses from Rhodesia showed greater preference than earlier seral species or crop cultivars for the ammonium source of nitrogen. It ...

Watkins & Rice (1974) concluded that the denuded area probably remained bare because of the high concentrations of cadmium and zinc combined with ...

A comparative study was carried out on nitrogen flows in two meadow ecosystems that were similar at the beginning of the experiment. In the wet meadow...

In many ombrotrophic bog areas the invasion of grass (e.g. Molinia caerulea) and tree (e.g. Betula pubescens) species has become a major problem. We i...

In studies in a 60- to 90-year-old stand on dry sandy soil in western Finland, Scots pine (Pinus sylvestris) trees that had been defoliated by the pin...

A sward of perennial ryegrass cv. S23 grown during 1979-81 was treated on 20 April with 130 kg N/ha as ammonium nitrate doubly labelled with ¹⁵N, foll...

After a mature apple orchard had been removed by grubbing the trees various experimental treatments (different systems of manuring and ploughing at tw...

Bacteria and fungi are core microorganisms in diverse ecosystems, and their cross-kingdom interactions are considered key determinants of microbiome s...

Macroalgal blooms (green tides) are occurring more frequently in many regions of the world, leading to significant impacts on marine ecology and econo...

Cattle urine, labelled with ¹⁵N urea, was applied in August 1987 at a rate equivalent to 74 g N/m² to a series of confined microplots, at Hurley, UK, ...