LYSIMETER STUDY OF EFFECTS OF ACID DEPOSITION ON PROPERTIES AND LEACHING OF GLEYED DYSTRIC BRUNISOLIC SOIL IN NORWAY

被引:17
作者
ABRAHAMSEN, G
STUANES, AO
机构
[1] Division of Forest Ecology, Norwegian Forest Research Institute, 1432 Aas-NLH, Norway
关键词
FORESTRY; -; Ecosystems; LYSIMETERS; Applications; SOILS; Leaching;
D O I
10.1007/BF00284233
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
The effects of artificial rain of various acidities were studied in a lysimeter experiment. Lysimeters, 29 cm in diameter, and 40 cm deep contained a Gleyed Dystric Brunisol, Norway. Natural structure, stratification and original vegetation were maintained. Artificial rain was produced from groundwater with 'high' concentrations of neutral salts and from rainwater with lower concentrations. pH levels of 6, 4, 3 and 2 were established by adding H//2SO//4. Effects of dilution with given amounts of acid were examined by comparing the effects of 50 mm ″rain″ month** minus **1 of pH 3 and pH 2 with 500 mm ″rain″ month** minus **1 of pH 4 and pH 3, respectively.
引用
收藏
页码:865 / 878
页数:14
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