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Titlebook: Clonal Forestry I; Genetics and Biotech Mulkh-Raj Ahuja,William J. Libby Book 1993 Springer-Verlag Berlin Heidelberg 1993 Embryo.Forestry.F

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31#
發(fā)表于 2025-3-26 21:02:06 | 只看該作者
Entwicklungs- und Analysemethodik,s. Successful application of in vitro technology to clonal forestry depends on the inducibility of growth and differentiation in tissues from woody plants and the regeneration of true-to-type viable plants in selected genotypes. Great differences exist in organogenesis, embryogenesis, and regenerati
32#
發(fā)表于 2025-3-27 03:35:55 | 只看該作者
Grundlegende Funktionsprimitive,depends upon accurate pedigree and germplasm documentation. Conceptually, germplasm and their associated pedigrees can be considered genetic resources to be used and managed to improve a domesticated population. These resources typically include various types of open- and control-pollinated families
33#
發(fā)表于 2025-3-27 07:10:12 | 只看該作者
Modelle von Halbleiterbauelementen,1983; Zobel and Talbert 1984). Worldwide interest in cloning has given rise to many programs researching and/or applying rooted cutting and tissue culture technology for forest regeneration (e.g., Brix and van den Driesche 1977; Kleinschmit and Schmidt 1977; Arnold and Gleed 1985; Zobel 1985; Amerso
34#
發(fā)表于 2025-3-27 13:02:47 | 只看該作者
https://doi.org/10.1007/978-3-540-68370-4andomly pollinated plus-trees. In most of these forests there is a large variation in growth, form, and vigor. Besides, there are forest tree species that are characterized by poor and irregular seed set, while in others the seed may be prone to genetic damage or rapid loss of viability. Clonal fore
35#
發(fā)表于 2025-3-27 14:59:53 | 只看該作者
Entwicklungs- und Analysemethodik,orest trees around the world as we move into the 1990s, and they must be welcome words to those diligent pioneers who initiated the research from which later technological advances have been built. In the last two decades the world has witnessed an explosion of interest and research effort in vegeta
36#
發(fā)表于 2025-3-27 18:59:29 | 只看該作者
https://doi.org/10.1007/978-3-540-68370-4stock. However, cloning of mature trees of conifer species is often difficult or impossible with present-day techniques. Therefore, specimens are often selected for clonal propagation when they are still too young for proper assesment. For many species such assesment is, at present, not possible unt
37#
發(fā)表于 2025-3-27 22:43:28 | 只看該作者
Grundlegende Funktionsprimitive,th carrot (Steward et al. 1958). The list of plants that can be regenerated by somatic embryogenesis continues to grow (Tisserat et al. 1979; Ammirato 1983; see references in this chapter). In fact, somatic embryogenesis has been demonstrated in essentially all major groups of higher plants, angiosp
38#
發(fā)表于 2025-3-28 02:16:55 | 只看該作者
Grundlegende Funktionsprimitive,tion of nuclear and organellar DNA must precede its manipulation. We need information on nuclear genome size and how much of the DNA is composed of highly repeated, moderately repeated, and near-unique or single-copy genes. We also need to locate and characterize genes of interest with regard to the
39#
發(fā)表于 2025-3-28 08:43:51 | 只看該作者
40#
發(fā)表于 2025-3-28 14:27:17 | 只看該作者
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