Results 161 to 170 of about 300,376 (345)

Differences in reproductive performance traits of two Platanthera species

open access: yesNordic Journal of Botany, EarlyView.
The species Platanthera bifolia and P. chlorantha (Orchidaceae) are both declining in Europe, but P. bifolia has been diminishing relatively more. Loss of habitats and landscape heterogeneity due to agricultural intensification or abandonment of less fertile areas are primary drivers of decreasing orchid populations.
Marilin Mõtlep   +4 more
wiley   +1 more source

Scald of barley [PDF]

open access: yes
Scald is a common foliar disease in Victorian barley crops as the majority of current varieties are susceptible. Scald severity varies greatly from crop to crop depending on variety resistance, paddock history and local climate.
Mark McLean
core  

Generalist‐pollinated Arabis alpina exhibits floral scent variation at multiple scales

open access: yesNordic Journal of Botany, EarlyView.
Plants that depend on animals for reproduction often use complex floral traits to attract pollinators. Floral scent is recognized as part of the pollinator attraction module and can be shaped by plant‐pollinator interactions. In recent decades, research has started to reveal the dynamic properties of floral scent, identifying patterns of spatial and ...
Hanna Thosteman   +5 more
wiley   +1 more source

Sow-level risk factors for stillbirth of piglets in organic sow herds

open access: hybrid, 2016
Lena Rangstrup-Christensen   +3 more
openalex   +1 more source

Resource limitation and competition shape reproductive allocation and synchrony

open access: yesOikos, EarlyView.
The dynamics of reproductive allocation (RA) in herbaceous plant communities, particularly in response to varying environmental conditions such as drought stress and competitive interactions, remain underexplored. This study aims to fill this gap by hypothesising that both belowground resource limitation and the presence of dominant species ...
Jan Douda   +2 more
wiley   +1 more source

Sow removal in commercial herds: Patterns and animal level factors in Finland

open access: hybrid, 2018
Paula Bergman   +6 more
openalex   +1 more source

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