Results 1 to 10 of about 29,459 (334)

The sexual reproductive strategy in clonal Scopolia carniolica is based on obligatory cross-pollination and self-incompatibility [PDF]

open access: goldScientific Reports
Understanding the reproductive biology and breeding system of rare species is crucial for effective conservation. We examined floral biology, assessed the true pollinators, and investigated the reproductive effect of six pollination treatments ...
Karolina Tymoszuk-Rydzewska   +3 more
doaj   +4 more sources

Evaluating Self-Pollination Methods: Their Impact on Nut Set and Nutlet Abscission in Macadamia [PDF]

open access: yesPlants
Nut set is an important determinant of yield and plays a pivotal role in orchard profitability. The complex process of nut setting is governed by numerous factors, with pollination being a critical mechanism.
Palakdeep Kaur   +4 more
doaj   +2 more sources

Self pollination in peach

open access: yesInternational Journal of Horticultural Science, 1999
The peach is though considered to be a self fertile fruit species, also some self sterile and male sterile varieties have been registered. The latter type seems to be frequently met in Asian varieties, whereas in the USA and Europe, J. H.
Z. Szabó, J. Nyéki
doaj   +3 more sources

Continued Self-pollination in Cotton [PDF]

open access: bronzeNature, 1928
IN NATURE of Sept. 1, 1928, p. 314, Mr. G. L. Kottur distinguishes between “the deterioration of a selection due to selfing” and “the hybrid vigour of the F1 plants”. Surely, on whatever theory we interpret hybrid vigour, both phenomena are manifestations of it.
J Hutchinson
  +5 more sources

Self-pollination, intra- and interspecific crosses in tomatoes [PDF]

open access: goldScientia Agricola, 2023
ABSTRACT Tomato genotypes ( Solanum spp.) have genetic variability of most desirable features, such as resistance to biotic and abiotic stresses. However, incompatibility of crosses of wild genotypes with domesticated tomatoes, or even between wild genotypes, hinders the breeding process.
André Ricardo Zeist   +6 more
openaire   +3 more sources

Floral mechanisms promote pollination success and reduce the incidence of self‐pollination in a fly‐pollinated self‐incompatible orchid [PDF]

open access: yesEcology and Evolution
Among flowering plants, self‐incompatibility is considered the most efficient system for avoiding self‐fertilization. However, many self‐incompatible plants have also evolved floral mechanisms to reduce sexual conflict.
Sheng Zhang   +2 more
doaj   +2 more sources

Delayed Self‐Pollination as the Primary Reproductive Strategy in Cypripedium shanxiense S. C. Chen: Observations From Beijing Songshan National Nature Reserve [PDF]

open access: yesPlant-Environment Interactions
Studying the pollination biological characteristics of the rare and endangered plant Cypripedium shanxiense S. C. Chen will provide a scientific basis for formulating conservation strategies for the species.
Qun Wang   +5 more
doaj   +2 more sources

The reduction in genetic quality of seeds resulting from self-pollination acts as a pivotal factor limiting the regeneration of the endangered plant Tetracentron sinense Oliv

open access: goldGlobal Ecology and Conservation
Tetracentron sinense Oliv., an endangered relict species from the Eocene, primarily relies on self-pollination in nature. However, the impacts of self-pollination on seed quality, seedling viability, and population renewal remain unclear.
Hongyan Han   +5 more
doaj   +2 more sources

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