Resign
发表于 2025-3-28 18:20:12
https://doi.org/10.1007/978-3-658-34122-0d anomaly of reproduction is “amphimixis”, i.e., sexual reproduction. Orginally, Winkler (1908) defined apomixis in a wider sense, including vivipary, pseudovivipary, and other forms of vegetative propagation such as bulbils, runners, rhizomes, etc. This broader definition is now rather rarely used.
摇曳
发表于 2025-3-28 21:31:04
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phase-2-enzyme
发表于 2025-3-29 02:29:09
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palette
发表于 2025-3-29 03:54:11
Julia Hitzenberger,Susanne Schuett each other separated by a period of relative metabolic inactivity called quiescence, and are essentially different phases of the continuing process of embryo growth and development. Obviously, the nature of the pre-quiescence embryo bears very heavily on early germination behaviour and its control,
使高兴
发表于 2025-3-29 09:34:22
Ralf Hilgenstock,Renate Jirmannndeed, comparative embryology has been an important factor in revealing the relationships of taxa at all levels, and many contributions from this field have been summarized in the writings of Maheshwari (1950, 1963), Davis (1966), Johri (1967, 1970), Palser (1975), Poddubnaya-Arnoldi (1976), Kapil a
纤细
发表于 2025-3-29 13:58:58
Mitarbeiterführung und Kommunikationf certain plants with spores of ., dead pollinia, and aqueous extracts of pollen. It was suspected that the pollen tube, apart from carrying the sperm nuclei, also contributes to the growth of ovary by supplying auxins. Rechinger (1893) placed root pieces of beet and dandelion, and stem segments of
入会
发表于 2025-3-29 18:34:31
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GOAT
发表于 2025-3-29 20:00:53
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MAZE
发表于 2025-3-30 00:23:29
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小卒
发表于 2025-3-30 04:40:45
Mitarbeiterführung mit dem LEAD-Navigator®The structures and functions described in earlier chapters give a good idea about our present knowledge of sexual reproduction in angiosperms.