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Geoquímica e Pedogeoquímica de Sítios Arqueológicos Com Terra Preta na Floresta Nacional de Caxiuanã (Portel Pará ). [Monograph]
Kern, D.C. \ 1996
soil analysis - soil profiles - soil physical properties - soil chemical properties - Brazil
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Die Bedeutung der N2-Fixierung und der Denitrifikation für den Stickstoffhaushalt des Amazonischen Uberschwemmungssees Lago Camaleao [Monograph]
Kern, J. \ 1995
fertilizers - Brazil
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CD Rom. Agenda 21/ Rio + 10. Rio Declaration on Environment and Development: Accelerating Sustainability. [Monograph]
Kern, M. \ Geiss, J. \ 2004
environmental sciences
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Explanation of the Soil-Agricultural Map of WoJ. Lesczynskie, Poland (Pol 11.3) [Map]
Pecio, E. \ Kern, E. \ Gawinowska, T. \ 1982
Europe - Poland

Sheet is a series of the 1:100,000 soil map of Woj. Lesczynskie and provides explanation for Sheet PL13001.01 and PL13001.02.

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Wojewodztwo Lesczynskie Mapa Glebowo-Rolnicza. (Soil -Agricultural Map of WoJ. Lesczynskie (Pol 11.1.) [Map]
Pecio, E. \ Kern, E. \ Gawinowska, T. \ 1982
Europe - Poland

Sheet is a series of the 1:100,000 soil map of Woj. Lesczynskie; geographic coordinates extrapolated.

help
Wojewodztwo Lesczynskie Mapa Glebowo-Rolnicza. (Soil- Agricultural Map of Woj. Lesczynskie (pol 11.2)). [Map]
Pecio, E. \ Kern, E. \ Gawinowska, T. \ 1982
Europe - Poland

Sheet is a series of the 1:100,000 soil map of Woj. Lesczynskie; geographic coordinates extrapolated.

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