Results 71 to 80 of about 3,052 (196)

Inbreeding Depression Manifested in Progeny From Fragmented Populations of the Wind‐Pollinated Dioecious Conifer Afrocarpus gracilior (Pilg.) C. N. Page

open access: yesEcology and Evolution, Volume 15, Issue 2, February 2025.
Forest fragmentation in Afrocarpus gracilior reduced genetic diversity and caused significant inbreeding depression, especially in smaller populations. Progeny from these populations showed lower genetic diversity, reduced germination rates, slower growth, and diminished survival. Seeds should be sourced from larger, genetically diverse populations for
Nigussu Begashaw Abate   +3 more
wiley   +1 more source

FURTHER STUDIES ON ARTIFICIAL PARTHENOCARPY [PDF]

open access: yesAmerican Journal of Botany, 1938
IN THIS study on induced parthenocarpy the writer has had two objects in mind: to test out new compounds and to obtain further information on the mechanism of fruit development. The following new compounds have been used: 9,10-di-n-propyl-9,10dihydroxy 9,10 dihydro-1 ,2,5,6-dibenzanthracene and its potassium salt; 9-phenanthrylacetic acid and its ...
openaire   +2 more sources

Engineered Male Sterility by Early Anther Ablation Using the Pea Anther-Specific Promoter PsEND1

open access: yesFrontiers in Plant Science, 2019
Genetic engineered male sterility has different applications, ranging from hybrid seed production to bioconfinement of transgenes in genetic modified crops.
Edelín Roque   +4 more
doaj   +1 more source

Fruit development is actively restricted in the absence of fertilization in Arabidopsis [PDF]

open access: yes, 2001
Flowering plants usually require fertilization to form fruit and seed and to initiate floral organ abscission in structures that do not contribute to the fruit.
Chaudhury, A.   +3 more
core  

Genetic Improvement of Banana for Resistance to Xanthomonas Wilt in East Africa

open access: yesFood and Energy Security, Volume 14, Issue 1, January/February 2025.
ABSTRACT Banana (Musa spp.) is a staple food and income generation crop, feeding millions worldwide. However, the cultivation of bananas is challenging due to biotic and abiotic production constraints. Among these factors are pests and diseases, especially banana bacterial disease.
Anastasie Musabyemungu   +5 more
wiley   +1 more source

Hormonal Regulation of Early Fruit Development in European Pear (Pyrus communis cv. ‘Conference’)

open access: yesHorticulturae, 2019
European pear requires inter-cultivar cross-pollination by insects to develop fertilized fruits. However, some European pear cultivars such as ‘Conference’ naturally produce parthenocarpic seedless fruits.
Muriel Quinet   +4 more
doaj   +1 more source

Differences in the genetic structure of citrus triploid hybrids recovered from 2x X 2x and 4x X 2x sexual hybridizations [PDF]

open access: yes, 2015
Citrus triploid hybrids can be recovered by 2x X 2x hybridisations as a consequence of the formation of 2n gametes or by interploid hybridisation. Most of the 4x parents used in our program are doubled-diploid (DD), also known as autotetraploid.
Aleza, Pablo   +4 more
core  

Combining Biological Approaches to Shed Light on the Evolution of Edible Bananas [PDF]

open access: yes, 2009
researchDeciphering the diversity of the banana complex needs a joint characterization and analysis of the original wild species and their relatives, primitive diploid forms and triploid derived varieties.
Bakry, Frederic   +6 more
core   +2 more sources

Painting the diversity of a world's favorite fruit: A next generation catalog of cultivated bananas

open access: yesPLANTS, PEOPLE, PLANET, Volume 7, Issue 1, Page 263-283, January 2025.
Bananas are nutritious fruits of major importance worldwide. Characterizing their diversity is essential to ensure their conservation and use. A catalog showcasing cultivated bananas genomic diversity was compiled and is to be used as a tool to support the classification of banana cultivars.
Julie Sardos   +19 more
wiley   +1 more source

Parthenocarpy and Its Effect on Vegetable Fruits Quality: A Review

open access: yesJournal of Horticultural Research
Parthenocarpy is considered one of the most effective strategies for fruit production under unfavorable environmental conditions that hinder pollination and fertilization.
Amin Mohammadullah   +3 more
doaj   +1 more source

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