Results 111 to 120 of about 3,086 (187)

Pistil transcriptome analysis to disclose genes and gene products related to aposporous apomixis in Hypericum perforatum L. [PDF]

open access: yes, 2017
Unlike sexual reproduction, apomixis encompasses a number of reproductive strategies,which permit maternal genome inheritance without genetic recombination and syngamy.
Altschmied, Lothar   +6 more
core   +2 more sources

The Reproductive Biology of Limonium sinuatum and L. perezii—A Perspective for Future Breeding

open access: yesHorticulturae
This review examines the reproductive biology of Limonium, mainly L. sinuatum and L. perezii, and explores the breeding strategies employed for these species.
Juana Cordoba-Sanchez   +4 more
doaj   +1 more source

Chromosome inheritance and reproductive barriers in backcrosses between two hybridizing Viviparus snail species [PDF]

open access: yes, 2017
Hybridization must be followed by repeated backcrossing of the subsequent hybrid generations to the parental species for gene exchange between species to occur.
Martin, Oliver Y.   +2 more
core  

Differences in ploidy levels of interploidal crosses progenies between diploids and tetraploid somatic hybrids in citrus : S02P19 [PDF]

open access: yes, 2012
One of the main objectives of citrus breeders is to obtain sterile mandarins that produce seedless fruits. Triploids are a response to these criteria. A way for triploid creation is sexual crosses between diploids and tetraploids.
Froelicher, Yann   +4 more
core  

Clonal reproduction by seed of a cultivated hybrid plant: a new perspective for small-scale rice growers

open access: yesComptes Rendus Biologies
Transferring an asexual mode of reproduction by seeds (apomixis) to cultivated plants would enable clonal reproduction of heterozygous genotypes such as F1 hybrids with hybrid vigor (heterosis), facilitating their access and multiplication by small-scale
Vernet, Aurore   +2 more
doaj   +1 more source

Postglacial colonization and parallel evolution of metal tolerance in the polyploid Cerastium alpinum [PDF]

open access: yes, 2005
The Fennoscandian flora is characterized by a high frequency of polyploids, probably because they were more successful than diploid plants in colonizing after the last Ice Age.
Nyberg Berglund, Anna-Britt
core  

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