Isabel Cañellas

Isabel Cañellas
Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria | INIA · Forest Research Centre

PhD

About

318
Publications
110,613
Reads
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7,549
Citations
Additional affiliations
June 1998 - June 2019
Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria
Position
  • Professor
October 1986 - August 2016
Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria
Position
  • Deputy directorate of research and technology

Publications

Publications (318)
Article
Full-text available
El ICIFOR-INIA dispone de una red de parcelas permanentes que se inició en 1963, cuando se instalaron parcelas de producción para las especies de pino autóctonas presentes en la península ibérica. Posteriormente, la red se amplió para incluir otras especies de Quercus y Populus, así como otros objetivos. A lo largo de los años, los resultados de es...
Article
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Purpose of review We are amid a historical momentum encouraging forest restoration, yet the translation of ambitious targets into reality is hindered by poor documentation and understanding of the success and failure of past restoration efforts. This review aims to evaluate the ecological, social, political and economic characteristics of forest re...
Preprint
Full-text available
Agroforestry systems such as oak dehesas face increased vulnerability due to the abandonment of sustainable practices, extreme droughts, and emerging pathogens. Despite the adaptability of the holm oak ( Quercus ilex L.) to adverse conditions, signs of deterioration such as defoliation, reduced growth, and increased mortality have been observed in...
Article
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Restoration involves the recovery and repair of environments because environmental damage is not always irreversible, and communities are not infinitely resilient to such harm. When restoration projects are applied to nature, either directly or indirectly these may take the form of ecological, forestry or hydrological restoration, for example. In t...
Article
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The sensitivity of tree growth to climate is conditioned by several variables, often intermingled, such as the origin of the forest (natural vs. artificial), tree age, tree size and tree-to-tree competition. The effect of these variables is usually inferred from average growth series obtained at the stand level, thus ignoring the differences at the...
Preprint
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Robinia pseudoacacia L. (black locust) is a deciduous tree native to North America, widely introduced and naturalized in Europe. Despite being one of the world's most invasive woody angiosperms, its role in European forest policy remains contentious, with debates about its invasion potential, ecological impacts, and control measures and it is not f...
Article
National as well as international requirements have led to an increased need to quantify deadwood stocks in forest ecosystems given their important role not only in terms of carbon storage and regulation of the carbon cycle but also as biodiversity refugia. However, differences in definitions and field monitoring as well as gaps in existing data on...
Article
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Key message Nested plot designs with concentric plots with increasing radii and size threshold underestimate tree species richness with respect to full census sampling with no tree size restrictions. Regeneration emerged as the most relevant pool for tree species richness estimation. Context Nested or concentric plot designs, where trees are sampl...
Article
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Consistent knowledge about the increment in European forests gained amplified importance in European policies and decision processes related to forest-based bioeconomy, carbon sequestration, sustainable forest management and environmental changes. Until now, large-area increment information from European countries was lacking international comparab...
Article
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Forest biomass is an essential resource in relation to the green transition and its assessment is key for the sustainable management of forest resources. Here, we present a forest biomass dataset for Europe based on the best available inventory and satellite data, with a higher level of harmonisation and spatial resolution than other existing data....
Chapter
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Silvicultural operations are widely used for forest regeneration and promotion of tree growth by reducing competition. The main aim of pruning, on the other hand, is to disrupt vertical fuel continuity and enhance wood quality, although the impact of silviculture on wood properties has scarcely been studied in the case of Mediterranean conifer fore...
Article
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Poplar short rotation coppice (SRC) systems are important for biomass production and for short-to medium-term carbon (C) sequestration, contributing to a low-carbon bioeconomy and thus helping to mitigate global warming. The productivity and profitability of these plantations are, however, challenged under restrictive irrigation associated with cli...
Article
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Key message Abies alba Mill.– Pinus uncinata Ramond. ecotone dynamics are examined along both altitudinal and protection level gradients by combining field inventories and Landsat data. An upward expansion of A. alba to the subalpine belt is observed in the last decades as a result of stand maturation after logging cessation. Context High-mountain...
Article
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Poplar plantations growing in short rotation are a crucial biomass source of raw material for bioenergy and/or bioproducts, making an important contribution towards achieving a low-carbon bioeconomy. To optimize yield predictions of poplar plantations, this study aims to adapt the foliar variables of the process-based model 3-PG (Physiological Prin...
Article
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Key message This paper proposes a methodology that could be considered as a base for a harmonized protocol for stem-quality reporting in Europe while conducting National Forest Inventories, in order to cost-efficiently obtain a visual wood quality proxy. The importance of the variables selected, the limitations identified, and some improvements to...
Article
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La defoliación arbórea es uno de los mejores indicadores para evaluar el estado fitosanitario de los bosques. Existen varias redes en España que toman esta información: Red Europea de Seguimiento de Daños en Bosques de ICP-Forests, Redes Autonómicas de Seguimiento de Daños, y Red de Seguimiento y Evaluación de Parques Nacionales. El objetivo de est...
Article
Quantifying leaf-litter and the potential contribution of essential nutrients to the soil is key to guaranteeing the sustainability of forest systems, especially in plantations under short rotation coppice, insofar as it can condition crop management such as the requirement for nutritional amendments. Nutrient cycling is dependent on production as...
Article
Plantations of Eucalyptus species have been widely used in Spain to meet the high demand for wood given their rapid growth and high wood production capacity. Defoliation induced by the invasive eucalypt weevil (Gonipterus platensis (Marelli)), however, has been causing significant economic damage to Spanish Eucalyptus spp. plantations since the 199...
Article
Poplar (Populus spp.) Short Rotation Coppice (SRC) systems are characterized by high short-term biomass productivity and play a key role in promoting employment in rural areas as well as supplying environmental benefits. However, in the context of climate change with expected reduced water availability in the Mediterranean area, the productivity of...
Article
Determining site quality is essential in order to develop sustainable forest management, allowing more appropriate silvicultural decisions to be made. However, most studies carried out in Spain have focused on a few species and at local scale, which makes it difficult to apply the findings or conduct studies at larger scales. The aim of this study...
Article
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• Key message The shrub species richness in Spanish forests is mainly linked to climatic variables and the importance of the groups of variables scarcely differs among forest types. Forest surrounding the Mediterranean Basin exhibit the highest levels of shrub richness. • Context Shrub species account for a high proportion of the plant diversity i...
Article
Poplar Short Rotation Coppices can provide lignocellulosic raw material, promote employment in rural areas, contribute to achieving a low carbon bioeconomy and supply environmental benefits. Nevertheless, the economic feasibility of these plantations is a matter of concern and hampers the expansion of commercial initiatives. In this regard, this wo...
Preprint
50 days' free access to the article. Anyone clicking on this link before October 01, 2021 will be taken directly to the final version of our article on ScienceDirect, which they are welcome to read or download. No sign up, registration or fees are required. https://authors.elsevier.com/c/1dZNc4s9Hw2F6Y
Article
Drought-induced tree decline and accelerated mortality under global change threaten forests worldwide. Identifying environmental and structural factors driving tree mortality of species with different ecology is essential to understand forest dynamics. We compared three coniferous species and trees with different health status (i.e. healthy, declin...
Article
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Many oak stands (Quercus spp.) have been managed as coppices for firewood production for centuries in the Mediterranean area. After the abandonment of firewood production during the 1980s, current management practices attempt to convert coppices into coppices-with-standards through thinning and promoting forest regeneration via sexual reproduction....
Article
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European beech is a temperate species with peripheral populations in the Mediterranean mountains. These Mediterranean beech forests have often been interpreted as climatic relicts. However, the use of this term does not always seem appropriate because their recent post-glacial expansion in the Iberian Peninsula makes it difficult to disentangle the...
Article
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Developing a circular bioeconomy based on the sustainable use of biological resources, such as biomass, seems to be the best way of responding to the challenges associated with global change. Among the many sources, short rotation forest crops are an essential instrument for obtaining quality biomass with a predictable periodicity and yield, accord...
Article
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Research Highlights: This is the first study that has considered forest management and wildfires in the balance of living biomass and carbon stored in Mediterranean forests. Background and Objectives: The Kyoto Protocol and Paris Agreement request countries to estimate and report carbon emissions and removals from the forest in a transparent and re...
Article
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Co-production of sugars and lignin from short rotation white poplar and black locust crops is evaluated. Acid-catalyzed ethanol/water organosolv and dilute acid pretreatments are analyzed. Resulting pretreated materials are hydrolyzed enzymatically for sugar production, whereas solubilized lignins from pretreatment liquors are precipitated, analyze...
Article
National forest inventories, in which trees are often mapped within the plots, provide a tool for the quantification of large-scale forest structure since they cover all forest areas. Many National Forest Inventories follow a nested design in order to reduce the sampling effort for smaller trees. We propose and test a methodology that allows the sp...
Article
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Forest decline under environmental stress is expressed by regeneration failure and accelerated mortality in all ontogenic stages at the population level. Characterizing functional traits and mechanisms that best capture species decline and mortality is essential to assess forest dynamics. We analysed sensitivity to increasing water stress in two sp...
Article
Dada la carencia de información en las estadísticas forestales nacionales sobre la calidad de la madera de las principales especies productoras españolas, recientemente se ha desarrollado un protocolo de toma de datos en el Inventario Forestal Nacional (IFN) para estimarla visualmente. La clasificación en diferentes calidades se hace en función de...
Article
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Forest deadwood is a relevant factor in the provision of ecosystem services (forest biodiversity, carbon sequestration, recreational and aesthetic values), but it also influences the risk and impact of forest perturbations. Hence, reliable estimations are urgently need in the lack of detailed information in Mediterranean forests at large scales. In...
Article
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Under the current climate change conjuncture, understanding the forest plantations capacity of acclimation to warming and increased drought stress is crucial for forest managers. To get some understanding of their adaptability, plantations of similar provenance but located in climatically contrasting sites can be compared. Here we study the growth...
Article
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Tree species have good tolerance to a range of environmental conditions, though their ability to respond and persist to environmental changes is dramatically reduced at the rear-edge distribution limits. At those edges, gene flow conferring adaptation is impaired due to lack of populations at lower latitudes. Thus, trees mainly rely on phenotypic c...
Article
Key message An in-depth characterization of the forests of 10 dominant species by stand variables at national scale showed, that overall, stands growing in the southernmost regions of Spain display low regeneration. Otherwise, the relationships between stand variables and geographic location are species dependent. Similarly, the degree of inter and...
Article
Forest deadwood is a key indicator for biodiversity, disturbances and for carbon storage assessments. However, the role of Mediterranean forests in deadwood carbon storage is unclear. In this regard, the European Regulation 2018/841 on the inclusion of greenhouse gas emissions and removals from land use, land use change and forestry in the 2030 cli...
Article
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The quantification of forests available for wood supply (FAWS) is essential for decision-making with regard to the maintenance and enhancement of forest resources and their contribution to the global carbon cycle. The provision of harmonized forest statistics is necessary for the development of forest associated policies and to support decision-mak...
Article
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Research Highlights: We proposed new methodologies for the spatial analysis of regeneration processes and compared with existing approaches. Background and Objectives: Identifying the spatial relationship between adult trees and new cohorts is fundamental to understanding the dynamics of regeneration and therefore helps us to optimize the stand den...
Article
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Background Predictive models shed light on aboveground fungal yield dynamics and can assist decision-making in forestry by integrating this valuable non-wood forest product into forest management planning. However, the currently existing models are based on rather local data and, thus, there is a lack of predictive tools to monitor mushroom yields...
Chapter
NWFPs show a variety of connections to the concept of smart, inclusive development in a bioeconomy. However, there is no substantial body of evidence that comprehensively considers NWFPs in the context of a bioeconomy. Based on the knowledge collected in this report, this chapter describes a few examples of the contribution of NWFPs as a basis for...
Article
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• Key message A dataset of forest resource projections in 23 European countries to 2040 has been prepared for forest-related policy analysis and decision-making. Due to applying harmonised definitions, while maintaining country-specific forestry practices, the projections should be usable from national to international levels. The dataset can be ac...
Article
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Correction to: Annals of Forest Science https://doi.org/10.1007/s13595-019-0863-6 The original article was erroneously published without applying all the provided proof corrections in Section 5 and Table 1. The original article has been updated to render Table 1 and Section 5 correctly. The original article has been corrected.
Article
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Since the enactment of the EU Habitats Directive, the conservation status of forest habitat types, habitats of species, and species has become the central concept of the Directive's nature conservation legislation. Despite its role, it has drawn relatively little attention. Within a rather short research period, a few research papers have addressed...
Article
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Key message There is a need to improve the consistency of international information concerning the conservation status assessment of the species and habitat types in the Natura 2000 reports. National Forest Inventories could contribute towards a more objective and harmonised assessment although their use shows some challenges as low precision for r...
Article
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Key message Volume predictions of sample trees are basic inputs for essential National Forest Inventory (NFI) estimates. The predicted volumes are rarely comparable among European NFIs because of country-specific dbh-thresholds and differences regarding the inclusion of the tree parts stump, stem top, and branches. Twenty-one European NFIs implemen...
Poster
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The southeast of Spain is a region where climate change is more pronounced. The increase in temperatures has been one of the highest in Spain; from 1972 summer and spring temperatures have increased more than 3°C and summer rainfall has decreased significantly. In this context, how the forests are responding is a relevant question. We have studied...
Article
Evergreen oak woodlands in the Western Mediterranean exploited as agrosilvopastoral systems have often been considered as a sustainability paradigm. Yet, these ecosystems show profound symptoms of degradation with widespread tree decline and increased mortality, making them a paradigmatic example of overexploited eco- systems threatened by global c...
Chapter
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Los ecosistemas forestales de montaña de la Península Ibérica, en los que algunas especies de árboles forman sus límites meridionales de su área de distribución mundial, son especialmente sensibles a los efectos del cambio climático y a los cambios que se han producido en la gestión y usos en estas áreas. Como consecuencia, estamos asistiendo a una...
Article
Beside the production of biomass, short rotation coppice (SRC) poplar plantations can also contribute to carbon sequestration in the soil through their below-ground biomass. The present study evaluated the allocation of above and below-ground biomass at the end of the first rotation of four SRC plantations under Mediterranean conditions. The genoty...
Conference Paper
Initiatives aimed at developing an economic model based on biological resources to obtain bioenergy and bioproducts require advances to be made not only in wood production but also in the assessment of its suitability for these purposes. An experimental plantation was established in the South of Spain (Genil basin) in 2009 to analyze biomass produc...
Article
Rear-edge tree populations are currently at the forefront of habitat conservation. Understanding the dynamics of such marginal and peripheral populations is necessary to improve their preservation in the face of global change. Focusing on the south-western rear edge populations of silver fir (Abies alba) in Europe (Spanish Pyrenees) and using 763 r...
Article
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La determinación de la calidad de estación de un rodal es fundamental para poder establecer una gestión sostenible de los recursos. La mayor parte de los trabajos que estudian las variables que explican la calidad de estación se ha llevado a cabo a escala local o regional y fundamentalmente utilizando índices, como el índice de sitio (relación altu...
Article
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In Mediterranean mountains, Pinus sylvestris L. is expected to be displaced under a warming climate by more drought-tolerant species such as the sub-Mediterranean Quercus pyrenaica Willd. Understanding how environmental factors drive tree physiology and phenology is, therefore, essential to assess the effect of changing climatic conditions on the p...