'Leaf fall' diaporamas de présentation

Light and Temperature Interaction

Light and Temperature Interaction. Modified by Georgia Agricultural Education Curriculum Office June, 2002. Fall Leaf Color. cool temps - very bright days. Orange. yellow, reds, purples and browns chlorophyll cells die as temperatures get cooler. Yellow. carotenoids

627 views • 51 slides

Indian Savannas

1.12k views • 50 slides

Indian Savannas

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Determine the vegetation period and regional trends in Germany Wolfgang Janssen wolfgang.janssen@dwd.de

Determine the vegetation period and regional trends in Germany Wolfgang Janssen wolfgang.janssen@dwd.de. Phenology 2010, June. Background: different crops have different growth periods some issues need a general definition of the vegetation period impacts of climate change how to define?

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Phenology and Climate Change

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Integrated science for our changing world ceh.ac.uk

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NPP A

3-PG FLOW DIAGRAM. Solar Radiation (50% PAR). Precipitation. VPD & Temp. Plant Respiration ~ 50% of GPP. Canopy Interception. Light absorbed by canopy (APAR) [LAI]. Leaf fall. Stomatal Conductance. Canopy Quantum Efficiency. Soil Fertility. Transpiration. GPP.

205 views • 1 slides