Results 81 to 90 of about 75,211 (301)

Developing European conservation and mitigation tools for pollination services: approaches of the STEP (Status and Trends of European Pollinators) project [PDF]

open access: yes, 2011
Pollinating insects form a key component of European biodiversity, and provide a vital ecosystem service to crops and wild plants. There is growing evidence of declines in both wild and domesticated pollinators, and parallel declines in plants relying ...
Alexandra-Maria Klein   +35 more
core   +4 more sources

Relationship between floral traits and floral visitors in two coexisting Tecoma species (Bignoniaceae)

open access: yesPlant Systematics and Evolution, 2011
In this paper, we studied the floral biology of Tecoma fulva ssp. garrocha and T. stans in Vaqueros (Salta, Argentina), where both species coexist. We tested the idea that floral traits are associated with the pollinator types that visit them. According to our results, T. fulva ssp.
Curti, Ramiro Nestor   +1 more
openaire   +2 more sources

Parasitic Plant–Host Interactions: Molecular Mechanisms and Agricultural Resistance Strategies

open access: yesAdvanced Science, EarlyView.
Parasitic plants devastate global agriculture through sophisticated molecular interactions with host crops. This review synthesizes current understanding of parasitic plant‐host interactions, from strigolactone‐mediated germination and haustorium formation to host defense mechanisms.
Jiayang Shi, Qi Xie, Feifei Yu
wiley   +1 more source

Large-effect flowering time mutations reveal conditionally adaptive paths through fitness landscapes in Arabidopsis thaliana. [PDF]

open access: yes, 2019
Contrary to previous assumptions that most mutations are deleterious, there is increasing evidence for persistence of large-effect mutations in natural populations.
Cooper, Martha D   +6 more
core  

Pleiotropy of FRIGIDA enhances the potential for multivariate adaptation. [PDF]

open access: yes, 2013
An evolutionary response to selection requires genetic variation; however, even if it exists, then the genetic details of the variation can constrain adaptation.
Easlon, Hsien M   +9 more
core   +1 more source

Quantitative Trait Loci for Floral Morphology in Arabidopsis thaliana [PDF]

open access: yesGenetics, 2000
Abstract A central question in biology is how genes control the expression of quantitative variation. We used statistical methods to estimate genetic variation in eight Arabidopsis thaliana floral characters (fresh flower mass, petal length, petal width, sepal length, sepal width, long stamen length, short stamen length, and pistil ...
T, Juenger, M, Purugganan, T F, Mackay
openaire   +2 more sources

Natural Variations of ZmRLR1 Mediate the Root Lodging Resistance of Maize by Regulating Root Ascorbate and Auxin Homeostasis

open access: yesAdvanced Science, EarlyView.
Root lodging severely limits crop yield and quality. We reveal that ZmRLR1, a plasma membrane b‐type cytochrome, regulates lodging resistance in maize through dual roles: modulating intracellular redox balance and functioning as a novel component of clathrin‐mediated endocytosis to influence auxin homeostasis. Moreover, natural variations in the ZmRLR1
Wenshuai Lv   +7 more
wiley   +1 more source

Exploration of flowering control in Lolium perenne L. [PDF]

open access: yes, 2009
End of project reportFlowering or heading in Lolium perenne (perennial ryegrass) is induced by a period of vernalization, followed by long days at higher temperatures.
Byrne, Stephen   +3 more
core  

Genetic analysis of safflower domestication. [PDF]

open access: yes, 2014
BackgroundSafflower (Carthamus tinctorius L.) is an oilseed crop in the Compositae (a.k.a. Asteraceae) that is valued for its oils rich in unsaturated fatty acids.
Bowers, John E   +4 more
core   +1 more source

The effects of warming on floral traits [PDF]

open access: yes, 2023
Climate change is a significant threat to plant survival and reproduction. Warmer temperatures could affect floral traits that are important for attracting pollinators and for regulating flower temperature. I grew Cucumis sativus at ambient or ambient +4 °C temperatures to determine if warming affects plant development (date of anthesis, floral display
openaire  

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