Now showing 1 - 8 of 8
  • 2017-11Journal Article Research Paper
    [["dc.bibliographiccitation.firstpage","1011"],["dc.bibliographiccitation.issue","5"],["dc.bibliographiccitation.journal","Plant Biosystems"],["dc.bibliographiccitation.lastpage","1019"],["dc.bibliographiccitation.volume","152"],["dc.contributor.author","Camarretta, Nicolò"],["dc.contributor.author","Puletti, Nicola"],["dc.contributor.author","Chiavetta, Ugo"],["dc.contributor.author","Corona, Piermaria"],["dc.date.accessioned","2021-01-27T12:36:02Z"],["dc.date.available","2021-01-27T12:36:02Z"],["dc.date.issued","2017-11"],["dc.description.abstract","A key topic in landscape ecology and vegetation science is the quantitative analysis of changes in forest cover over time, through the use of geomatics monitoring tools. Ecologists and landscape researchers are pointing out that a full understanding of ecosystems and landscapes should be based on the analysis of their functioning over long time series. Under this perspective, a long-term historical reconstruction of forest cover is essential. This study has aimed at examining the long-term dynamics of forest landscapes in Italy, over the last century, using recent remote-sensing based map (2012) and an accurate historical map (1936). A forest-non forest approach has been followed by the computation of a variety of landscape metrics using two analysis tools, with the final objective of quantifying changes in forest cover patterns and in the composition of specific landscape elements. Results show that forest landscape structure has significantly changed across Italy, resulting in a general trend of decreasing fragmentation and patchiness, mainly through enlargement of existing forest patches, which have also assumed a more geometrically regular shape. In relative terms, the greatest expansion of forest areas has occurred mainly in lowland districts characterised by the highest level of human pressure in the country."],["dc.identifier.doi","10.1080/11263504.2017.1407374"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/79487"],["dc.language.iso","en"],["dc.relation.issn","1126-3504"],["dc.relation.issn","1724-5575"],["dc.title","Quantitative changes of forest landscapes over the last century across Italy"],["dc.type","journal_article"],["dc.type.internalPublication","no"],["dc.type.subtype","original_ja"],["dspace.entity.type","Publication"]]
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  • 2021Journal Article Research Paper
    [["dc.bibliographiccitation.firstpage","127"],["dc.bibliographiccitation.issue","S2"],["dc.bibliographiccitation.journal","Ecological Management & Restoration"],["dc.bibliographiccitation.lastpage","139"],["dc.bibliographiccitation.volume","22"],["dc.contributor.author","Harrison, Peter A."],["dc.contributor.author","Camarretta, Nicolò"],["dc.contributor.author","Krisanski, Sean"],["dc.contributor.author","Bailey, Tanya G."],["dc.contributor.author","Davidson, Neil J."],["dc.contributor.author","Bain, Glen"],["dc.contributor.author","Hamer, Rowena"],["dc.contributor.author","Gardiner, Riana"],["dc.contributor.author","Proft, Kirstin"],["dc.contributor.author","Taskhiri, Mohammad Sadegh"],["dc.contributor.author","Turner, Paul"],["dc.contributor.author","Turner, Darren"],["dc.contributor.author","Lucieer, Arko"],["dc.date.accessioned","2022-01-12T08:11:17Z"],["dc.date.available","2022-01-12T08:11:17Z"],["dc.date.issued","2021"],["dc.description.abstract","The benefits of using remote sensing technologies for informing and monitoring ecological restoration of forests from the community to the individual are presented. At the community level, we link remotely sensed measures of structural complexity with animal behaviour. At the plot level, we monitor the return of vegetation structure and ecosystem services (e.g. carbon sequestration) using data-rich three-dimensional point clouds. At the individual-level, we use high-resolution images to accurately classify plants to species and provenance and show genetic-based variation in canopy structural traits. To facilitate the wider use of remote sensing in restoration, we discuss the challenges that remain to be resolved."],["dc.identifier.doi","10.1111/emr.12505"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/97983"],["dc.language.iso","en"],["dc.relation.issn","1442-7001"],["dc.relation.issn","1442-8903"],["dc.relation.orgunit","Abteilung Bioklimatologie"],["dc.title","From communities to individuals: Using remote sensing to inform and monitor woodland restoration"],["dc.type","journal_article"],["dc.type.internalPublication","yes"],["dc.type.subtype","original_ja"],["dspace.entity.type","Publication"]]
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  • 2020Journal Article Research Paper
    [["dc.bibliographiccitation.firstpage","3184"],["dc.bibliographiccitation.issue","19"],["dc.bibliographiccitation.journal","Remote Sensing"],["dc.bibliographiccitation.volume","12"],["dc.contributor.author","Camarretta, Nicolò"],["dc.contributor.author","A. Harrison, Peter"],["dc.contributor.author","Lucieer, Arko"],["dc.contributor.author","M. Potts, Brad"],["dc.contributor.author","Davidson, Neil"],["dc.contributor.author","Hunt, Mark"],["dc.date.accessioned","2021-01-27T12:35:39Z"],["dc.date.available","2021-01-27T12:35:39Z"],["dc.date.issued","2020"],["dc.description.abstract","The use of unmanned aerial vehicles (UAVs) for remote sensing of natural environments has increased over the last decade. However, applications of this technology for high-throughput individual tree phenotyping in a quantitative genetic framework are rare. We here demonstrate a two-phased analytical pipeline that rapidly phenotypes and filters for genetic signals in traditional and novel tree productivity and architectural traits derived from ultra-dense light detection and ranging (LiDAR) point clouds. The goal of this study was rapidly phenotype individual trees to understand the genetic basis of ecologically and economically significant traits important for guiding the management of natural resources. Individual tree point clouds were acquired using UAV-LiDAR captured over a multi-provenance common-garden restoration field trial located in Tasmania, Australia, established using two eucalypt species (Eucalyptus pauciflora and Eucalyptus tenuiramis). Twenty-five tree productivity and architectural traits were calculated for each individual tree point cloud. The first phase of the analytical pipeline found significant species differences in 13 of the 25 derived traits, revealing key structural differences in productivity and crown architecture between species. The second phase investigated the within species variation in the same 25 structural traits. Significant provenance variation was detected for 20 structural traits in E. pauciflora and 10 in E. tenuiramis, with signals of divergent selection found for 11 and 7 traits, respectively, putatively driven by the home-site environment shaping the observed variation. Our results highlight the genetic-based diversity within and between species for traits important for forest structure, such as crown density and structural complexity. As species and provenances are being increasingly translocated across the landscape to mitigate the effects of rapid climate change, our results that were achieved through rapid phenotyping using UAV-LiDAR, raise the need to understand the functional value of productivity and architectural traits reflecting species and provenance differences in crown structure and the interplay they have on the dependent biotic communities."],["dc.identifier.doi","10.3390/rs12193184"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/79484"],["dc.language.iso","en"],["dc.relation.issn","2072-4292"],["dc.title","From Drones to Phenotype: Using UAV-LiDAR to Detect Species and Provenance Variation in Tree Productivity and Structure"],["dc.type","journal_article"],["dc.type.internalPublication","no"],["dc.type.subtype","original_ja"],["dspace.entity.type","Publication"]]
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  • 2019-10Review
    [["dc.bibliographiccitation.firstpage","573"],["dc.bibliographiccitation.issue","4"],["dc.bibliographiccitation.journal","New Forests"],["dc.bibliographiccitation.lastpage","596"],["dc.bibliographiccitation.volume","51"],["dc.contributor.author","Camarretta, Nicolò"],["dc.contributor.author","Harrison, Peter A."],["dc.contributor.author","Bailey, Tanya"],["dc.contributor.author","Potts, Brad"],["dc.contributor.author","Lucieer, Arko"],["dc.contributor.author","Davidson, Neil"],["dc.contributor.author","Hunt, Mark"],["dc.date.accessioned","2021-01-27T12:35:54Z"],["dc.date.available","2021-01-27T12:35:54Z"],["dc.date.issued","2019-10"],["dc.identifier.doi","10.1007/s11056-019-09754-5"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/79486"],["dc.language.iso","en"],["dc.relation.issn","0169-4286"],["dc.relation.issn","1573-5095"],["dc.title","Monitoring forest structure to guide adaptive management of forest restoration: a review of remote sensing approaches"],["dc.type","review"],["dc.type.internalPublication","no"],["dspace.entity.type","Publication"]]
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  • 2016-03Journal Article Research Paper
    [["dc.bibliographiccitation.firstpage","157"],["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","European Journal of Remote Sensing"],["dc.bibliographiccitation.lastpage","169"],["dc.bibliographiccitation.volume","49"],["dc.contributor.author","Puletti, Nicola"],["dc.contributor.author","Camarretta, Nicolò"],["dc.contributor.author","Corona, Piermaria"],["dc.date.accessioned","2021-01-27T12:18:22Z"],["dc.date.available","2021-01-27T12:18:22Z"],["dc.date.issued","2016-03"],["dc.description.abstract","The objective of the present study is the comparison of the combined use of Earth Observation-1 (EO-1) Hyperion Hyperspectral images with the Random Forest (RF), Support Vector Machines (SVM) and Multivariate Adaptive Regression Splines (MARS) classifiers for discriminating forest cover groups, namely broadleaved and coniferous forests. Statistics derived from classification confusion matrix were used to assess the accuracy of the derived thematic maps. We demonstrated that Hyperion data can be effectively used to obtain rapid and accurate large-scale mapping of main forest types (conifers-broadleaved). We also verified higher capability of Hyperion imagery with respect to Landsat data to such an end. Results demonstrate the ability of the three tested classification methods, with small improvements given by SVM in terms of overall accuracy and kappa statistic."],["dc.identifier.doi","10.5721/EuJRS20164909"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/79481"],["dc.language.iso","en"],["dc.relation.issn","2279-7254"],["dc.title","Evaluating EO1-Hyperion capability for mapping conifer and broadleaved forests"],["dc.type","journal_article"],["dc.type.internalPublication","no"],["dc.type.subtype","original_ja"],["dspace.entity.type","Publication"]]
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  • 2020-03Journal Article Research Paper
    [["dc.bibliographiccitation.firstpage","447"],["dc.bibliographiccitation.issue","2"],["dc.bibliographiccitation.journal","Restoration Ecology"],["dc.bibliographiccitation.lastpage","458"],["dc.bibliographiccitation.volume","28"],["dc.contributor.author","Camarretta, Nicolò"],["dc.contributor.author","Harrison, Peter A."],["dc.contributor.author","Bailey, Tanya"],["dc.contributor.author","Davidson, Neil"],["dc.contributor.author","Lucieer, Arko"],["dc.contributor.author","Hunt, Mark"],["dc.contributor.author","Potts, Brad M."],["dc.date.accessioned","2021-01-27T12:35:48Z"],["dc.date.available","2021-01-27T12:35:48Z"],["dc.date.issued","2020-03"],["dc.description.abstract","The stability of species and provenance performance across diverse environments is a major issue in restoration, particularly for assisted migration and climate-adjusted provenancing strategies. This study examines how differences in species and provenance performance are affected by plant community composition in a dry sclerophyll forest restoration experiment. Five indices were measured over six years post-establishment to evaluate the relative performance of community composition using ten provenances of two focal eucalypts (Eucalyptus pauciflora and E. tenuiramis) under six community treatments for E. pauciflora and five for E. tenuiramis. Community treatments varied according to the species planted as the immediate neighbour to the focal species, and included same species, same genus or one of three different genera. Significant species and provenance differences were observed for all measured performance indices, with no evidence of interaction effects with community treatments. E. tenuiramis was more susceptible to insects and frost, had poorer establishment but greater growth of the survivors than E. pauciflora. Generally, non-local provenances were more susceptible to insect herbivory and frost damage and had higher mortality than local provenances. At this early life-stage there was no evidence that co-planted species affected the relative performance of focal species or provenances, arguing transfer functions are likely stable across different planted communities. While species and provenance performance was not affected by community context, focal species differed in their response to upslope migration and any climate-adjusted provenancing may require staged transfers to avoid maladaptation under contemporary growing conditions."],["dc.identifier.doi","10.1111/rec.13098"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/79485"],["dc.language.iso","en"],["dc.relation.issn","1061-2971"],["dc.relation.issn","1526-100X"],["dc.title","Stability of species and provenance performance when translocated into different community assemblages"],["dc.type","journal_article"],["dc.type.internalPublication","no"],["dc.type.subtype","original_ja"],["dspace.entity.type","Publication"]]
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  • 2016-03Journal Article Research Paper
    [["dc.bibliographiccitation.firstpage","98"],["dc.bibliographiccitation.issue","sup1"],["dc.bibliographiccitation.journal","Journal of Maps"],["dc.bibliographiccitation.lastpage","100"],["dc.bibliographiccitation.volume","12"],["dc.contributor.author","Chiavetta, Ugo"],["dc.contributor.author","Camarretta, Nicolò"],["dc.contributor.author","Garfı, Vittorio"],["dc.contributor.author","Ottaviano, Marco"],["dc.contributor.author","Chirici, Gherardo"],["dc.contributor.author","Vizzarri, Matteo"],["dc.contributor.author","Marchetti, Marco"],["dc.date.accessioned","2021-01-27T12:18:32Z"],["dc.date.available","2021-01-27T12:18:32Z"],["dc.date.issued","2016-03"],["dc.description.abstract","ABSTRACT To support sustainable forest management, planning policies and environmental actions, it is essential to have available common and standardized geospatial information on forest structure, composition and distribution. In this paper we present a harmonized forest categories (HFCs) map of four administrative Regions located in central Italy (i.e. Marche, Abruzzo, Lazio and Molise) at a scale of 1:400,000. The study area extends over 42,246 km2, 14,878 km2 of which are covered by forests. Four regional forest maps were harmonized in order to produce common standardized information on composition, structure and the distribution of forests in central Italy. A forest category is a forest vegetation unit defined by the main tree species composition. In this study we adopted a nomenclature scheme composed of 16 forest and shrubland categories. This work represents the first HFCs map in Italy over a large area. The legend is also harmonized with the European Environment Agency forest types nomenclature."],["dc.identifier.doi","10.1080/17445647.2016.1161437"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/79482"],["dc.language.iso","en"],["dc.relation.issn","1744-5647"],["dc.title","Harmonized forest categories in central Italy"],["dc.type","journal_article"],["dc.type.internalPublication","no"],["dc.type.subtype","original_ja"],["dspace.entity.type","Publication"]]
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  • 2017-02Review
    [["dc.bibliographiccitation.issue","1"],["dc.bibliographiccitation.journal","Annals of Forest Science"],["dc.bibliographiccitation.volume","74"],["dc.contributor.author","Fares, Silvano"],["dc.contributor.author","Bajocco, Sofia"],["dc.contributor.author","Salvati, Luca"],["dc.contributor.author","Camarretta, Nicolò"],["dc.contributor.author","Dupuy, Jean-Luc"],["dc.contributor.author","Xanthopoulos, Gavriil"],["dc.contributor.author","Guijarro, Mercedes"],["dc.contributor.author","Madrigal, Javier"],["dc.contributor.author","Hernando, Carmen"],["dc.contributor.author","Corona, Piermaria"],["dc.date.accessioned","2021-01-27T12:18:41Z"],["dc.date.available","2021-01-27T12:18:41Z"],["dc.date.issued","2017-02"],["dc.identifier.doi","10.1007/s13595-016-0599-5"],["dc.identifier.uri","https://resolver.sub.uni-goettingen.de/purl?gro-2/79483"],["dc.language.iso","en"],["dc.relation.issn","1286-4560"],["dc.relation.issn","1297-966X"],["dc.title","Characterizing potential wildland fire fuel in live vegetation in the Mediterranean region"],["dc.type","review"],["dc.type.internalPublication","no"],["dspace.entity.type","Publication"]]
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