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In laboratory experiments mineral nutrients, particularly K, were readily dissolved from the ash left when heather was burnt but the rate of solution ...
Read moreThe upward flux of CO2 at the soil surface was calculated from the weight increase of soda lime granules exposed inside a glass tank covering 400 cm2 ...
Read moreSummary only. Chloride content of the soils and groundwater was very high and varied in different parts of the swamp but each profile showed little se...
Read moreSummary only. The deposits of mangrove swamps and tropical lagoons are varied and range from coarse sands through mixed deposits to muds and clays. Ma...
Read moreTensiometers and electrical-resistance blocks were used to measure water tensions and, indirectly, water contents of a sandy-clay soil under a 16-year...
Read moreRivers in Northern Nigeria flowing north-eastwards into Lake Chad traverse, as they pass through the Sudan Savannah zone, wide seasonal flood-plains t...
Read moreThe following is based partly on the authors' summary. Preliminary laboratory tests with larvae of Chironomus riparius Mg., Asellus aquaticus (L.), Tu...
Read moreThe effects of exclosure for 7 years on the botanical composition of 3 high-altitude Pennine grasslands were assessed by using vertical-pomi-quadrat a...
Read moreThe vegetation landscape on Ascension is almost entirely man-made, resulting from massive introductions over a period of more than 100 years. The list...
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