Agreenium PhD Training session

Dates: March, 12th - 16th 2018

Building 15, CIRAD, Salle 02: http://cartes.cirad.fr/#13

Functional-Structural Plant Modelling

Monday PM

• 14h - 14h30 : Module presentation (Evelyne Costes) Introduction to FSPMs and to the methodology:

  • Goals
  • Modelling methodology: Measurement, Analysis, Modelling, Simulation, Sensitivity Analysis
  • Application context

• 14h30 - 16h : Plant Architecture (Sylvie Sabatier)

• 16h30 - 17h30 : Students presentation

• Later on: OpenAlea installation

Tuesday AM

• 8h30 - 9h30 : Formalisms for plant architecture representation (Christophe Pradal)

• 9h30-10h30 : Methods for architecture acquisition and functionning : plant structure and foliar surface (Marc Saudreau)

• 11h-12h00 : Introductive conference "Using 3D reconstruction : diagnostic on tree in the city and trees health" (Marc Saudreau and Sylvie Sabatier)

Tuesday PM

TP at INRA Mauguio (UE DiaScope) Departure 13h - Return 18h (4h)

Data acquisition: LIDAR, Digit, Topology

In parallel:

• Measurement of th topology and coding - Evelyne Costes and Sylvie Sabatier
• Digitalization of the structure of a tree - Marc Saudreau, Sébastien Martinez
• Mesurement by LIDAR - Benoît Pallas, Frédéric Boudon

Wednesday AM

• 8h30 - 10h

  • Group 1: Analysis of LIDAR data (Frédéric Boudon, Benoît Pallas)
  • Group 2: Analysis and 3D reconstruction from digitalization (Marc Saudreau, Sébastien Martinez, Evelyne Costes)

• 10h - 10h30: Cross restitution of the groups

• 11h - 12h: Conference: « Analyse de l’architecture des arbres : apport des modèles markoviens» (Evelyne Costes)

Wednesday PM

• 13h30 - 16h: Analysis of plant architecture (Christophe Pradal, Benoit Pallas)
• 17h-18h Conf « Eco-Physiology in FSPM » (Benoît Pallas)

Tuesday AM

• 8h30 - 10h30 Lsystem formalism (Frederic Boudon)
  • Tutorial during the presentation (Frédéric Boudon, Christophe Pradal, Benoît Pallas)
• 11h - 12h00: Tree simulation from distributions computed during the architectural analysis

Tuesday PM

• 13h30 - 15h00 :

  • Introduction to light models, RUE (Radiation Use Efficiency) and photosynthesis
  • Model integration in the OpenAlea platform (Christophe Pradal, Christian Fournier, Raphaël Perez)

• 15h00 - 16h30

  • Light interception on 3D models (Christophe Pradal, Christian Fournier, Raphaël Perez, Gaëtan Louarn)

• 17h - 18h : Conference « Using FSPMs to analyse the functionning of pluri-spécific agrosystems » (Gaetan Louarn)

Friday AM

• 8h30 - 9h30 : Sensitivity Analysis methods (Robert. Faivre)
• 10h30 - 12h30 : Computing sensitivity analysis on plant models (Christophe Pradal, Christian Fournier, Raphaël Perez)

Friday PM

• 13h30 - 14h30: Analysing the results of sensitivity analsysis (Christophe Pradal, Christian Fournier, Raphaël Perez)
• 14h30 - 15h30: Conference « Utilisation couplée de la modélisation structure fonction pour déterminer des idéotypes de palmier pour l’interception du rayonnement et l’assimilation carbonée » (Raphaël Pérez)
• 15h - 16h30 : Conclusion & feedback