Aspen Bibliography

Aims and Results of Basic Research in the Institute of Forest Tree Breeding in Waldsieversdorf, Germany: I. The Development of Biotechnological Research

Authors

D. Ewald

Document Type

Article

Journal/Book Title/Conference

Silvae Genetica

Volume

41

Issue

3

First Page

196

Last Page

200

Publication Date

1992

Abstract

The paper reports the development of micropropagation methods and progress using enzyme gene markers for practical forest tree breeding. It covers recent work in these fields at the Institute of Forest Tree Breeding. Micropropagation methods have been developed to support practical forest tree breeding by multiplying selected clones of several deciduous trees (e.g. birch and aspen) for the establishment of field trials.

Coniferous tree species (larch, Douglas fir and Norway spruce) have several species-related advantages and disadvantages concerning their micropropagation behaviour. Therefore, one important task of biotechnology is to utilize experiments to develop research strategies that will solve problems of plant regeneration.

Gene markers based on isoenzyme analysis are able to provide information about the genetic structure of stands and breeding material. Using these methods, investigations were carried out with Norway spruce, Scots pine, larch, Douglas fir and beech concerned with problems of hybrid identification and the conservation of gene resources.

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