28 books • 2 series
Book #26: Predicted Genetic Gains from Sitka Spruce Production Populations
Book #27: Genetic Gain from Scots Pine: Potential for New Commercial Seed Orchards
Book #48: Forests, Carbon and Climate Change: The UK Contribution
Book #52: Breeding Hybrid Larch in Britain
Book #55: An Indication of the Likely Volume Gains from Improved Sitka Spruce Planting Stock