Swedish tree breeding review

The final form of the Swedish breeding review. It is available from Skogforsk Rosvall O (editor). Review of the Swedish Tree Breeding programme homepage  .http://www.skogforsk.se/sv/forskning/Skogsodlingsmaterial/    Läs hela rapporten 

The review includes a number of attachments, some of them are Skogforsk work reports   Ladda ned alla bilagor

Appendix 1. Lindgren D 2009. Polymix breeding with selection forwards (Arbetsrapport 687)

Appendix 2. Rosvall O 2009. Kompletterande strategier för det svenska förädlingsprogrammet (Arbetsrapport 674)

Appendix 3. Lindgren D 2009.  Number of pollen in polycross mixtures and mating partners for full-sibs for breeding value estimation (Arbetsrapport 672)

Appendix 4. Rosvall O, Återkoppling till förädlingsverksamheten från utredningsarbetet med nya fröplantager

Appendix 5. Almqvist C & Rosvall O. 2009. Alternative strategies for Scots pine breeding in Sweden. Description of strategies for Scots pine breeding that should be considered in the revision of the Swedish breeding programme.

Appendix 6. Almqvist C, Eriksson M & Gregerson B. 2009.. Cost functions for variable costs of different Scots pine breeding strategies in Sweden. (Arbetsrapport 669)

Connected draft

 Rosvall O & Lindgren D 2011. Inbreeding depression in a seedling seed orchard. In preparation

 

Contents

Executive Summary

Introduction

The economic value of tree improvement

Breeding objectives under changing environmental and market conditions

General objectives for tree breeding

Changing conditions

Molecular and other biotech methods – options for Swedish tree breeding

Genetic marker techniques

Genetic engineering and the use of GMO in forest trees

Vegetative propagation

Other biotechnical/molecular tools

Updates from research on selection and mating strategies

Unequal versus equal genetic contribution in tree breeding

Number of founders for a breeding population using variable parental contribution

Optimum contribution selection in tree breeding

Rolling- front- generation turnover in tree breeding

Using variable selection intensity by having more progeny from high-ranking trees

Index selection using a formalised breeding objective

Polymix breeding with selection forward

Methodological and technical experiences from the Swedish breeding programme

Experiences gained by computer simulation

Experiences of genetic evaluation

Experiences of field testing

Experience with rooted cuttings as a tool for genetic testing in pine

Experiences of breeding archives and controlled crosses

Number of crosses and pollen parents in crosses for breeding value estimates

Experience from the seed orchard programme

Experience from the third round of seed orchards – “Tre-O”

Optimal clone number for seed orchards with tested clones

Alternative breeding strategies

Alternatives for the Scots pine strategy

Seven strategies for within-family selection in detail

Advantages and disadvantages with the alternative strategies

Species-specific programmes

Scots pine breeding strategy

Norway spruce breeding strategy

Lodgepole pine breeding strategy

Broadleaved species

Literature

Appendices 1–6