Stable isotopes


During summer 2017 we collected 210 samples of twigs, soil, groundwater and precipitation in two Stone pine stands for 18O stable isotopes analyses. The aim was to determine whether this tree species was relying on groundwater to cope with severe drought conditions of the Mediterranean climate. Samples were cryosdistilled in Instituto Superior de Agronomia and are being analyzed by mass spectrometry in FCUL (LIE-SIIAF ).

Durante o verão 2017 recolhemos cerca de 210 amostras de raminhos, solo, água freática e chuva em duas parcelas de pinheiro manso para analisar a composição isotópica em 18O. A mesma vai nos permitir saber se esta espécie depende da água profunda para sobreviver às secas extremas do clima Mediterrânico. As amostras foram criodistiladas no Instituto Superior de Agronomia e estão a ser analisadas na FCUL (LIE-SIIAF).

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