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Seed Dormancy and Germination [PDF]
Seed dormancy allows seeds to overcome periods that are unfavourable for seedling established and is therefore important for plant ecology and agriculture. Several processes are known to be involved in the induction of dormancy and in the switch from the dormant to the germinating state.
Bentsink, L., Koornneef, M.
openaire +8 more sources
Antagonistic effects of selection on alleles associated with seed size and seed dormancy in wheat [PDF]
Background Seed dormancy and size are two crucial traits influencing crop yield, and they have undergone strong selection during cereal domestication and improvement.
Feilong Guo +18 more
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A VEL3 histone deacetylase complex establishes a maternal epigenetic state controlling progeny seed dormancy [PDF]
Mother plants play an important role in the control of dormancy and dispersal characters of their progeny. In Arabidopsis seed dormancy is imposed by the embryo-surrounding tissues of the endosperm and seed coat.
Xiaochao Chen +5 more
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Dormancy inhibits seed and bud growth of perennial plants until the environmental conditions are optimal for survival. Previous studies indicated that certain co-regulation pathways exist in seed and bud dormancy. In our study, we found that seed and bud
Qiuping Tan +2 more
exaly +3 more sources
Seed dormancy controls germination and plays a critical role in regulating the beginning of the life cycle of plants. Seed dormancy is established and maintained during seed maturation and is gradually broken during dry storage (after-ripening).
Minglei Zhao +2 more
exaly +3 more sources
Gamma-aminobutyric acid (GABA) releases seed dormancy by orchestrating abscisic acid and gibberellin metabolism and signaling [PDF]
Background Seed dormancy release, regulated by abscisic acid (ABA) and gibberellin (GA), is essential for plant development and yield. Gamma-aminobutyric acid (GABA) is known to mediate plant stress responses; however, its role in seed dormancy release ...
Xiaoting Wang +7 more
doaj +2 more sources
Transcriptome and metabolite conjoint analysis reveals the seed dormancy release process of perilla [PDF]
Seed dormancy is a common physiological phenomenon during storage which has a great impact on timely germination of seeds. An in-depth analysis of the physiological and molecular mechanisms of perilla seed dormancy release is of great significance for ...
He Wen +7 more
doaj +2 more sources
Seed Coat Development and Dormancy [PDF]
Two major types of dormancy mechanisms exist: embryo dormancy where the agents inhibiting germination are inherent to the embryo, and coat-imposed dormancy where inhibition is conferred by the seed envelopes (Bewley, 1997). Generally, complex interactions between the embryo and covering structures determine whether a seed will germinate.
Debeaujon, Isabelle +3 more
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Natural variation and functional analysis of TaSD6 genes regulating seed dormancy in common wheat [PDF]
Background The bHLH transcription factor SD6 regulates rice seed dormancy. However, sequence variants of wheat SD6 homologs and their roles in seed dormancy remain unknown.
Huanfeng Wang +10 more
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Seed dormancy in alpine species
In alpine species the classification of the various mechanisms underlying seed dormancy has been rather questionable and controversial. Thus, we investigated 28 alpine species to evaluate the prevailing types of dormancy. Embryo type and water impermeability of seed coats gave an indication of the potential seed dormancy class.
Schwienbacher, Erich +3 more
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