| Authors | Mullin and Lee (E.) |
| Country | Skogforsk (Research note) |
| Paper (PDF) | View paper |
| Category | Nursery & Establishment › Remote sensing & mapping |
technology to stimulate flowering, technology that might improve selection accuracy, crossing options, mass propagation options, genetic modifications; not further specified
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Breeding technologies in the forestry context encompass the full spectrum of methods used to select, cross, propagate, and improve tree species for plantation establishment and restoration, ranging from classical phenotypic selection through to advanced molecular and genomic approaches. Traditional tree improvement programs rely on identifying superior phenotypes in seed orchards or provenance trials — trees that exhibit desirable traits such as faster growth, straighter form, superior wood density, or disease resistance — and using controlled pollination to concentrate beneficial alleles across successive generations. However, the long generation times of most commercial tree species (typically 10 to 30 years to reproductive maturity) mean that conventional breeding is slow relative to agricultural crops, making accelerating technologies particularly valuable. Genomic selection, in which genome-wide marker data is used to predict the breeding value of individual trees before they reach reproductive age, is increasingly being applied in eucalypt, pine, and poplar improvement programs, including those managed by Forestry Australia and the Southern Tree Breeding Association (STBA) in Australia. Somatic embryogenesis and vegetative propagation techniques allow elite genotypes identified through genomic or phenotypic selection to be clonally multiplied at scale, capturing the full genetic gain identified in breeding programs rather than only the additive component captured by seedling deployment. Marker-assisted selection (MAS) enables breeders to screen for specific alleles associated with traits of interest — such as resistance to Phytophthora cinnamomi root rot or tolerance of low-rainfall conditions — without waiting for phenotypic expression. Collectively, these breeding technologies are critical to adapting plantation forestry to changing climate conditions and to meeting productivity targets on Australia's commercial forest estate.
| Field | Value |
|---|---|
| Company | Mullin and Lee (E.) |
| Country | Skogforsk (Research note) |
| Type | Paper |
| Year | 2014 |
| FWPA RD&E | 9.0 |