Chapter 1. Chemical composition of bioaggregates and their interactions with mineral binders -- 1.0 Introduction -- 1.1 Composition of hemp stem -- 1.2 Processing of hemp stem and microstructure of hemp shiv -- 1.3 Cell wall components -- 1.4 Chemical composition of bioaggregates -- 1.5 Surface characterization of bioaggregates - adhesion between lignocellulosic aggregates and a mineral binder -- 1.6 Chemical interactions between bioaggregates and mineral binders -- 1.7 Conclusion -- References -- Chapter 2. Porosity, pore size distribution, micro-structure -- 2.0 Introduction -- 2.1 Techniques used to measure porosity -- 2.2 Conclusion -- References -- Chapter 3. Water absorption of plant aggregate -- 3.0 Introduction -- 3.1 Wetting of porous, heterogeneous surfaces -- 3.2 Transfer phenomena in a porous medium -- 3.3 Analogy with adhesion of mortars to a porous support -- 3.4 Overview of the processes of binder/wood adhesion -- 3.5 Conclusion -- References -- Chapter 4. Particle Size Distribution -- 4.0 Introduction -- 4.1 General characteristics of shiv particles -- 4.2 Sieving methods -- 4.3 Image-processing methods -- 4.4 Image-analysis -- 4.5 Characterization of the PSD -- 4.6 Conclusions -- References -- Chapter 5. Bulk density and compressibility -- 5.0 Introduction -- 5.1 Density and porosity, case of hemp shiv -- 5.2 Bulk compressibility -- 5.3 Conclusions and perspectives -- References -- Chapter 6. Hygric and thermal properties of bio-aggregate based building materials -- 6.0 Introduction -- 6.1 Hygric properties -- 6.2 Thermal properties -- 6.3 Concluding remarks on hygrothermal behavior of bio-aggregate based building materials -- References -- Chapter 7. Bio-aggregate based building materials exposed to fire7.1 Introduction -- 7.2 Fire reaction -- 7.3 Fire resistance -- 7.4 Real scale fire tests -- 7.5 Other quaint matter fire test -- References -- Chapter 8. Durability of bio-based concretes -- 8.0 Introduction -- 8.1 Accelerated aging protocols for bio-based construction materials -- 8.2 Aging of bio-based concretes -- 8.3 Aging of natural fibres-cement composites -- 8.4 Concluding remarks -- References -- Chapter 9. Effect of testing variables (method of production) -- 9.0 Introduction -- 9.1 Materials and methods -- 9.2 Results -- 9.3 Conclusion -- Acknowledgments -- References -- APPENDIX : Technical Commitee Report - Rilem TC 236 BBM - Bio based Building Materials - Round Robin test for hemp shiv Characterisation -- Round Robin Test For Hemp shiv Characterisation -- Part 1 : Evaluation Of Initial Water Content And Water Absorption -- 1 Introduction -- 2 Material -- 52% -- 18% -- 2.1 Microscopical description -- 3 Initial Water Content -- 3.1 Methods -- 3.2 Results -- 3.3 Concluding remarks on initial water content -- 4 Water Absorption -- 4.1 Description of the experimental methods -- 4.2 Results -- 4.3 Concluding remarks -- Summary of Findings -- Round Robin Test For Hemp shiv Characterisation -- Part 2: Bulk Density And Particle Size Distribution -- 5 Introduction -- 6 Material -- 52% -- 18% -- 7 Bulk Density -- 7.1 Methods -- 7.2 Results -- 7.3 Concluding remarks on bulk density -- 8 Particle Size Distribution -- 8.1 Sieving method -- 8.2 Image processing -- 8.3 Comparison between sieving and image analysis results -- 8.4 Concluding remarks on Particle Size Distribution -- Summary Of Findings -- Acknowledgements -- Round Robin Test For Hemp shiv Characterisation -- Part 3 : Thermal Conductivity -- 9 Introduction -- 10 Material -- 52% -- 18% -- 11 Thermal Conductivity -- 11.1 Experimental methods -- 11.2 Results -- 11.3 Concluding remarks -- Summary Of Findings -- Acknowledgements. .