Results 71 to 80 of about 74,165 (299)
Traits of the pollination process in Gladiolus imbricatus and Iris sibirica (Iridaceae)
Results of a study of self-pollination in two of Ukrainian flora's threatened species, Gladiolus imbricatus and Iris sibirica (Iridaceae), are presented. To confirm or refute the occurrence of self-pollination in G. imbricatus and I.
Skrypec K., Tasenkevich L.
doaj +1 more source
More than symbioses : orchid ecology ; with examples from the Sydney Region [PDF]
The Orchidaceae are one of the largest and most diverse families of flowering plants. Orchids grow as terrestrial, lithophytic, epiphytic or climbing herbs but most orchids native to the Sydney Region can be placed in one of two categories.
Entwisle, Timothy J. +2 more
core
Duodichogamy and androdioecy in the Chinese Phyllanthaceae Bridelia tomentosa [PDF]
Flowering plants commonly separate male and female function in time, but rarely are the two stages synchronized within and among individuals. One such temporal mating system is duodichogamy in which each plant produces two batches of male flowers that ...
Luo, Shixiao +2 more
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ABSTRACT Background Identifying predictive and monitoring biomarkers for allergen immunotherapy response is crucial for enhancing clinical efficacy. This study aims to investigate the systemic and local levels of immunoglobulins and identify potential biomarkers in house dust mite (HDM) allergic rhinitis (AR) patients who are undergoing subcutaneous ...
Xu Xu +6 more
wiley +1 more source
The spread of non‐native species
ABSTRACT The global redistribution of species through human agency is one of the defining ecological signatures of the Anthropocene, with biological invasions reshaping biodiversity patterns, ecosystem processes and services, and species interactions globally.
Phillip J. Haubrock +16 more
wiley +1 more source
Cross-pollination can improve fruit yield, fruit size and nutritional quality of many food crops. However, we rarely understand what proportions of the crop result from self- or cross-pollination, how cross-pollination affects crop quality, and how far ...
Wiebke Kämper +3 more
doaj +1 more source
Complexity as Process: Complexity Inspired Approaches to Composition [PDF]
This article examines the use of Complexity Theory as an inspiration for the creation of new musical works, and highlights problems and possible solutions associated with its application as a compositional tool.
Baker +16 more
core +1 more source
3 pages. The effect of previous self-pollination in self-incompatible almond cultivars on later poflen germination, pollen tube growth. and fruit set when pollen of a cross-compatible cultivar reached the stigma, was studied. Two self-incompatible almond cultivars, Garrigues and Ramillete, were self-pollinated and later pollinated with pollen from the ...
Egea, José +3 more
openaire +2 more sources
Early evolutionary history of the seed
ABSTRACT The seed is an essential stage in the life history of gymnospermous and angiospermous plants, facilitating both their survival and dispersal. We reappraise knowledge of the evolutionary history of the gymnospermous seed, from its origin in the late Devonian through to the well‐known end‐Permian extinctions – an interval encompassing the ...
Richard M. Bateman +2 more
wiley +1 more source
Pollen tube growth and fruit set in quince (Cydonia oblonga Mill.)
Aim of study: To determine the self-compatibility level of eight quince cultivars. Area of study: The region of Belgrade (Central Serbia). Material and methods: Pollen tube growth in vivo and fruit set in two pollination variants (self- and open ...
Aleksandar Radovic +3 more
doaj +1 more source

