Part 1: Basic principles 1: Basic genetics, B G Murray, University of Auckland, New Zealand, A G Young and T J Boyle 2: Population genetics, F C Yeh, University of Alberta, Canada 3: Genetic tools: the use of biochemical and molecular markers, J C Glaubitz and G F Moran, CSIRO Forestry and Forest Products, Australia Part 2: Genetic Processes 4: Mating systems, D H Boshier, Oxford Forestry Institute, UK 5: Gene flow in forest trees, J L Hamrick, University of Georgia, USA and J D Nason, W A Herbarium, Australia 6: Small population processes, O Savolainen and H Kuittinen, University Oulu, Finland 7: Selection, G Namkoong, M P Koshy and S Aitken, University of British Columbia, Canada Part 3: Threats to in situ genetic conservation 8: Effects of logging and other forms of harvesting on genetic diversity in humid tropical forests, W Ratnam, Universiti Kebangsaan, Malaysia and T J Boyle 9: Forest fragmentation, A G Young and T J Boyle 10: Effects of environmental pollution on the genetics of forest trees, T Geburek, Institute of Forest Genetics, Austria 11: Disease threats and the conservation genetics of forest trees, M Byrne, W A Herbarium, Australia 12: Hybridisation and forest conservation, S E Carney, Colorado State University, USA and D E Wolf and L H Rieseberg, Indiana University, USA Part 4: Domestication and ex situ conservation 13: Sampling the gene pools of forest trees for ex situ conservation, A H Brown and C M Hardner, CSIRO Plant Industry, Australia 14: Effect of forest tree domestication on gene pools, Y A El-Kassaby, University of British Columbia, Canada 15: Magnitude and implications of gene flow in gene conservation reserves, W T Adams, Oregan State University, USA and J Burczyk, Pedagogical University, Poland Part 5: Monitoring, socioeconomics and policy 16: Genetic markers as a tool for bioindication in forest ecosystems, G Mueller-Starck and R Schubert, University of Munich, Germany 17: Criteria and indicators for the conservation of genetic diversity, T J Boyle, United Nations Development Programme, USA 18: Economics and conserving forest genetic diversity, J A McNeely and F Vorhies, IUCN - The World Conservation Union, Switzerland 19: Rethinking stakeholder involvement in biodiversity conservation projects, T Enters, Malaysia 20: Politics, policies and the conservation of forest genetic diversity, P J Kanowski, Australian National University, Australia 21: Limitation and future directions, D H Boshier, Oxford Forestry Institute, UK and A G Young, CSIRO Plant Industry, Australia 22: Not available from CABI Publishing in Australia and New Zealand