Results 91 to 100 of about 10,311 (254)
Chemical composition of the humus layer, mineral soil and soil solution of 200 forest stands in the Netherlands in 1995 [PDF]
A nationwide assessment of the chemical composition of the soil solid phase and the soil solution in the humus layer and two mineral layers (0-10 cm and 10-30 cm) was made for 200 forest stands in the year 1995.
Leeters, E.E.J.M., Vries, W., de
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Gayana: Botanica, 2003 This study investigated the different forms and availability of P in soil profiles from temperate forests in southern Chile (two sites: Nothofagus obliqua (Mirb.) Bl. and Nothofagus betuloides (Mirb.) Oerst.) and Flanders, Belgium (two sites: Pinus nigra
Katleen De Brouwere +3 more
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iForest - Biogeosciences and Forestry, 2011 In the study of air pollution effects on forest ecosystems, solid soil data such as cation exchange capacity, base saturation and other exchangeable cation fractions, soil texture, soil moisture, soil weathering rates, C/N ratio and other variables form ...
Cools N, De Vos B
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Chemical Characterisation of Podzols in Sabah, East Malaysia [PDF]
, 1989 Chemical analyses were carried out on three podzol samples from the Tambunan and Keningau districts in Sabah. The values of pH, Organic carbon content, cation exchange capacity and HCI extractable metals vary distinctly between horizons. Such variation
Jopony, Marcus, Tan, Ying chiu
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Почвознание, агрохимия и екология, 2010 Based on the undisputable proved withdrawal of the plane glaciers to North and the mountain glaciers withdrawal upward after thе Glacial epoch, we think that the Brown mountain forest soils in the middle and south Euro-Asian mountains are degraded ...
ГЕОРГИ AHTOHOB
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Study of podzolization process under different vegetation cover in the Jizerské hory Mts. region.
Soil and Water Research, 2013 The development of Podzols is conditioned by many factors. One of them is vegetation cover. The aim of this study was to examine in detail special chemical properties, micromorphological features and water retention ability of Podzols under two different
Antonín NIKODEM +4 more
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Foliar nutrient levels of native tree species from Central Amazonia. 2. Campina
, 1985 Adult leaves of 14 woody species were sampled in the campina at km 62 of the road Manaus - Caracaraí. The lamina were classified as to their size and analysed for N, P, K, Ca, Mg and Na. Comparing the foliar levels of the bioelements to relevant data for
Klinge, H.
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Genèse et fonctionnement des sols en milieu équatorial [PDF]
, 1996 La genèse des sols en milieu équatorial présente une forte composante biologique. La structure générale des profils ferrallitiques s'explique par le recyclage biologique des principaux éléments intervenant dans les équilibres minéraux-solutions, et la ...
Cornu, S. +3 more
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Piping and woody plants in peatlands: Cause or effect? [PDF]
, 2005 This paper presents, for the first time, evidence to show that Calluna species are one causative factor of piping in blanket peat catchments. Ground-penetrating radar survey on 960 plots illustrated that piping was prevalent throughout blanket peats ...
Holden, Joseph
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Biosystems DiversityThe cultivation of bioenergy crops helps produce energy sources for industrial and domestic needs with a zero carbon footprint, which is very attractive in the context of efforts to prevent global climate change.
T. Stefanovska +3 more
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