P. Lauri results 27
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Insights into fruit tree models relevant to simulate fruit tree-based agroforestry systemsNARA Subscribed
Agroforestry, the integration of trees, crops, and animals, is expected to increase environmental sustainability of fruit production compared to traditional orchards. Virtual experiments with models would allow the performance and sustainability of these systems to be evaluated in a range of pedoclimatic and management scenarios, taking into account the interactions of fruit trees with crops. The models should represent tree a...
Trait dimensions of abiotic stress tolerance in woody plants of the Northern HemisphereNARA Subscribed
Aim Trade‐offs among tolerances to different abiotic stressors limit polytolerance in woody plants. However, the general trait syndromes that underlie large‐scale tolerance patterns of woody plants remain controversial. Here, we tested if the leading trait dimensions that define the global spectrum of plant form and function capture the underlying trait trade‐offs limiting woody plant polytolerance. Location Northern Hemispher...
Phenotypic dissimilarity index: Correcting for intra‐ and interindividual variability when quantifying phenotypic variationNARA Subscribed
In trait‐based ecology, phenotypic variation (PVar) is often quantified with measures expressing average differences between populations standardized in the range 0–1. However, these measures disregard the within‐population trait variability. In addition, some of them cannot be partitioned between populations. These aspects can either alter their interpretation or limit their applicability. To overcome these problems, we propo...
Phenotypic plasticity masks range‐wide genetic differentiation for vegetative but not reproductive traits in a short‐lived plantNARA Subscribed
Genetic differentiation and phenotypic plasticity jointly shape intraspecific trait variation, but their roles differ among traits. In short‐lived plants, reproductive traits may be more genetically determined due to their impact on fitness, whereas vegetative traits may show higher plasticity to buffer short‐term perturbations. Combining a multi‐treatment greenhouse experiment with observational field data throughout the rang...
Biomass is defined as organic matter from living organisms represented in all kingdoms. It is recognized to be an excellent source of proteins, polysaccharides and lipids and, as such, embodies a tailored feedstock for new products and processes to apply in green industries. The industrial processes focused on the valorization of terrestrial biomass are well established, but marine sources still represent an untapped resource....
Biomass residues as twenty-first century bioenergy feedstock—a comparison of eight integrated assessment modelsNARA Subscribed
In the twenty-first century, modern bioenergy could become one of the largest sources of energy, partially replacing fossil fuels and contributing to climate change mitigation. Agricultural and forestry biomass residues form an inexpensive bioenergy feedstock with low greenhouse gas (GHG) emissions, if harvested sustainably. We analysed quantities of biomass residues supplied for energy and their sensitivities in harmonised bi...
The nuclear ribosomal internal transcribed spacer ( ITS ) region is the formal fungal barcode and in most cases the marker of choice for the exploration of fungal diversity in environmental samples. Two problems are particularly acute in the pursuit of satisfactory taxonomic assignment of newly generated ITS sequences: (i) the lack of an inclusive, reliable public reference data set and (ii) the lack of means to refer to funga...
Pupping Phenology and Demography of Harbor Seals ( Phoca Vitulina Richardsi )on Tugidak Island, AlaskaNARA Subscribed
A bstract The number of seals on shore at Tugidak Island (Gulf of Alaska) declined 72%–85% between 1976 and 1988 and increased during the 1990s. We compared pupping phenology and the ratio of pupping‐period counts to molting‐period counts between declining (1976–1979) and increasing (1994–1998) years, and examined the sex/age structure of seals ashore during the 1990s. In the 1970s the onset and peak of pupping occurred 6–18 d...