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Heterosis [PDF]

open access: yesPlant Cell, 2010
Heterosis refers to the phenomenon that progeny of diverse varieties of a species or crosses between species exhibit greater biomass, speed of development, and fertility than both parents. Various models have been posited to explain heterosis, including dominance, overdominance, and pseudo-overdominance.
James A Birchler, Daniel Vaiman
exaly   +4 more sources

Morphological and metabolomics profiling of intraspecific Arabidopsis hybrids in relation to biomass heterosis [PDF]

open access: greenScientific Reports, 2023
Heterosis contributes greatly to the worldwide agricultural yield. However, the molecular mechanism underlying heterosis remains unclear. This study took advantage of Arabidopsis intraspecific hybrids to identify heterosis-related metabolites.
Quynh Thi Ngoc Le   +7 more
doaj   +2 more sources

Biological features and elements of the technology of seed production of marigolds (Tagetes patula L.) in the conditions of the Southern Urals

open access: yesОвощи России, 2023
Relevance. One of the priority areas of research at Heterosis Selection LLC is the creation of varieties and the development of regional agricultural technology for growing seed material of flower crops. The article represents the results of the study of
E. V. Shishkina   +2 more
doaj   +1 more source

The effect of sex phytoregulators on cucumber productivity

open access: yesОвощи России, 2023
Relevance. Gender phytoregulators occupy an important place in the seed production of parental forms of cucumber, they allow you to shift the sex of the plant in the right direction, increase the intensity of selection, obtain purely female lines, and ...
T. V. Steinert, A. V. Aliluev
doaj   +1 more source

Genome-wide association and genomic prediction for resistance to southern corn rust in DH and testcross populations

open access: yesFrontiers in Plant Science, 2023
Southern corn rust (SCR), caused by Puccinia polysora Underw, is a destructive disease that can severely reduce grain yield in maize (Zea mays L.). Owing to P. polysora being multi-racial, it is very important to explore more resistance genes and develop
Jinlong Li   +13 more
doaj   +1 more source

Brassica napus Transcription Factor Bna.A07.WRKY70 Negatively Regulates Leaf Senescence in Arabidopsis thaliana

open access: yesPlants, 2023
Leaf senescence is the final stage of leaf development and is essential for storage properties and crop productivity. WRKY transcription factors have been revealed to play crucial roles in several biological processes during plant growth and development,
Tiantian Liu   +7 more
doaj   +1 more source

Dispersed emergence and protracted domestication of polyploid wheat uncovered by mosaic ancestral haploblock inference

open access: yesNature Communications, 2022
The contribution of ancient haplotypes to domestication is largely unknown. Here, the authors develop an ancestral genomic haploblock dissection method to generate a mosaic pan-ancestry genomic map and reveal that the domesticated polyploidy wheat ...
Zihao Wang   +15 more
doaj   +1 more source

Transcriptomics reveals a core transcriptional network of K-type cytoplasmic male sterility microspore abortion in wheat (Triticum aestivum L.)

open access: yesBMC Plant Biology, 2023
Background Cytoplasmic male sterility (CMS) plays a crucial role in hybrid production. K-type CMS, a cytoplasmic male sterile line of wheat with the cytoplasms of Aegilops kotschyi, is widely used due to its excellent characteristics of agronomic ...
Baolin Wu   +9 more
doaj   +1 more source

Dissection of two QTL clusters underlying yield-related heterosis in the cabbage founder parent 01–20

open access: yesHorticultural Plant Journal, 2023
Cabbage has significant heterosis and most commercial cultivars are hybrids. To explore genetic basis of cabbage heterosis and promote cabbage heterosis utilization, we constructed two populations by crossing 100 DH lines derived from a cabbage hybrid 01–
Xing Li   +9 more
doaj   +1 more source

Transgressivity in Key Functional Traits Rather Than Phenotypic Plasticity Promotes Stress Tolerance in A Hybrid Cordgrass [PDF]

open access: yes, 2019
Hybridization might promote offspring fitness via a greater tolerance to environmental stressors due to heterosis and higher levels of phenotypic plasticity.
Castillo Segura, Jesús Manuel   +3 more
core   +1 more source

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