Isabel Miralles

Isabel Miralles
Universidad de Almería | UAL · Department of Agronomy

About

61
Publications
7,126
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455
Citations
Citations since 2016
51 Research Items
448 Citations
2016201720182019202020212022050100150
2016201720182019202020212022050100150
2016201720182019202020212022050100150
2016201720182019202020212022050100150

Publications

Publications (61)
Article
Soils are considered as a major reservoir for terrestrial carbon and it can act as a source or sink depending upon the land management activities. In semi-arid areas, the natural recovery of soils degraded by mining activities is complicated. A possible solution to recover soil quality and functionality, plant cover and carbon sequestration capacit...
Article
Soils of Mediterranean forests can be severely degraded due to wildfire. However, post-fire management techniques, such as soil mulching with vegetal residues, can limit degradation and increase functionality of burned soils. The effects of post-fire mulching on soil functionality have been little studied in Mediterranean forests, and it is still u...
Article
Soils of Mediterranean forests can be severely damaged by wildfire. However, post-fire management techniques by soil mulching with vegetal residues, can limit soil degradation and increased soil functionality. However, post-fire mulching effects on soil functionality have been little studied in these areas, and it is unclear whether if straw or woo...
Article
Full-text available
In the Mediterranean forests, wildfires and post-fire management actions may degrade soil properties and negatively impact vegetation characteristics. These effects may reduce soil functionality and result in loss of plant diversity. Although straw mulching and salvage logging are commonly carried out in burned forests, their impacts on respiration...
Poster
Mining activities have a major impact on the landscape, leaving degraded and unvegetated soil. The resulting ecosystem after mining loses its capacity to provide environmental resources and services essential for human health. For this reason, its restoration is mandatory in most countries. Specifically in Spain, companies responsible for mining ac...
Poster
Goods and benefits provided by ecosystems are vital for human well-being and survival. Population growth and social development demand more natural resources leading changes in plant cover that deplete ecosystem functions and services. The total loss of soil due to open-pit mining unbalances the ecological ecosystem processes governed by soil micro...
Poster
Many Mediterranean agricultural soils in arid and semi-arid ecosystem without irrigation are abandoned due to lack of productivity. In arid and semi-arid areas, farmers abandon these lands due to lack of competitiveness with irrigated areas and economic crop profitability. Initially, the selected experimental area located in the Sierra de Gádor in...
Article
Full-text available
Prescribed burning with different severity may induce erosion and change many physico-chemical properties of forest soils. Few studies have compared the effects of prescribed fires with different severity on rainsplash erosion and soil properties under natural rainfalls. Therefore, there is the need to better understand these variables of forest so...
Article
The objective was to know the effect of two organic amendments on three planted autochthonous species in two substrates mulched with pine chips six years after starting an experimental restoration in a quarry for cement production in semiarid SE Spain. But because this kind of mulch contained pine cones and pine seedlings appeared after the first y...
Article
Full-text available
Key Message Dimensions of mature oak trees influence seedling growth: excessive light and restricted soil moisture under the canopy of small trees and low light availability under large trees can limit growth whereas conditions are more favorable under trees of medium size. Abstract Nurse species play a key ecological role in the success of forest...
Article
Full-text available
Mediterranean humid mountains are ecological hotspots with high water availability that may accelerate their recovery after farmland abandonment, a widespread phenomenon in marginal areas of the European Mediterranean Region. This land use change led to secondary succession processes triggering changes in soil properties and soil microorganisms. Th...
Preprint
The objective was to know the effect of amendments and mulch (pine woodchips) on three planted autochthonous species in two substrates six years after the beginning of the restoration. But because this kind of mulch contained pine cones, pine seedlings appeared after the first year of the restoration; new objectives were added to the initial one: t...
Article
Abstract: In the Mediterranean forests, wildfires and post-fire management actions may degrade soil properties and negatively impact vegetation characteristics. These effects may reduce soil functionality and result in loss of plant diversity. Although straw mulching and salvage logging are commonly carried out in burned forests, their impacts on r...
Article
co-engineering techniques are generally effective at reducing soil erosion and restore vegetal cover after wildfire. However, less evidence exists on the effects of the post-fire eco-engineering techniques to restore plant diversity. To fill this knowledge gap, a standardized regional-scale analysis of the influence of post-fire eco-engineering tec...
Article
Full-text available
ABSTRACT The application of organic amendments to mining soils has been shown to be a successful method of restoration, improving key physicochemical soil properties. However, there is a lack of a clear understanding of the soil bacterial community taxonomic and functional changes that are brought about by these treatments. We present further metag...
Article
This study aims to evaluate the effects of technosols made with different organic amendments to restore degraded soils in a semiarid limestone quarry. The effects on soil quality, functionality and organic matter dynamics of the technosols amended with waste of gardening, greenhouse horticultural, stabilized sewage sludge and two mixtures of sludge...
Article
Applying organic amendments to recover physical, chemical, and biological qualities of soil may enable recovery of soils degraded by mining in semiarid climates. This study’s aim was to investigate the development and changes in the composition of fungal communities in restored soils with five different types of organic amendments (two types of veg...
Article
Full-text available
Air pollution around refineries and factories is one of the major environmental challenges affecting forest ecosystems’ health. Although there have been many studies on Iran’s forest ecosystems, the physiological and morphological responses of Brant’s oak (Quercus brantii Lindl.) leaves to the pollution of the gas refineries in the semiarid forests...
Article
One strategy for restoring degraded soils by opencast mining in semiarid regions is the application of organic amendments. However, selecting an appropriate organic amendment that improves soil quality and functionality for recovery in the short-term without a high contribution to increased CO₂ emissions is important for improving restoration strat...
Poster
Full-text available
La pérdida de productividad de suelos agrícolas provoca su abandono. Una solución para recuperar la calidad física, química y biológica de estos suelos podría ser el uso de enmiendas orgánicas. Por ello, se efectuó una restauración mediante la aplicación de dos tipos de enmiendas: compost de lombriz (VC) y compost de heces de pollo y oveja (PO). Se...
Article
Biocrusts are an essential surface cover in areas susceptible to degradation from drylands. In the present work, microbiological and physicochemical properties indicative of soil functionality were studied in two different biocrust types dominated by Dipolschistes diacapsis and Lepraria isidiata and in their underlying soil layers at different dept...
Poster
Full-text available
Los beneficios del uso de enmiendas orgánicas sobre las propiedades físicas, químicas y biológicas de los suelos hacen que estos residuos orgánicos sean una buena estrategia para la recuperación de suelos degradados por la actividad minera en climas semiáridos. La evaluación de su estado tras 18 meses de la aplicación de dos mezclas de enmiendas or...
Article
Full-text available
Drylands affected by serious disturbances such as mining activities lose their vegetation cover and organic soil horizons, becoming CO2 emissions sources. Applications of organic amendments could be a good restoration solution that favours vegetation establishment and soil carbon sequestration; however, they are also associated with CO₂ emissions....
Article
Reforestation may help protect the health of endangered forest ecosystems. To implement this action, it is important to evaluate the effects of the planted species on soil quality. Previous studies have demonstrated that soil properties are closely driven by the effects of plant roots and plant remains (quantity and quality) reaching the soil surfa...
Preprint
Full-text available
Background: Drylands are areas under continuous degradation and desertification largely covered by cyanobacterial biocrusts. Several studies have already shown that soil microorganisms play a fundamental role in the correct soil functioning. Nevertheless, little is known about the relationship taxonomy-function in arid soils and, in particular, in...
Article
The selection of a suitable organic amendment for recovery of semi-arid soils degraded by mining is key to the success of an ecological restoration. The aim of this research is to study the short-term responses of physicochemical, biochemical and biological properties, as well as the changes of a soil bacterial community at the genus level after ap...
Article
The beneficial effects of plant roots in decreasing soil detachment in forest ecosystems exposed to rill erosion are well known. However, these effects vary largely between different plant species. There has been lots of research into the relationship between root-soil systems and rill erodibility, with a particular focus on grass species. Converse...
Article
Full-text available
Salvage logging is thought to have negative impacts on soil functionality because it may increase soil compaction and reduce vegetation cover and soil organic matter content. We investigated whether and to what extent burning and subsequent logging initially altered soil functionality of a Mediterranean forest of Pinus halepensis M. Soil functional...
Poster
Full-text available
Los ecosistemas degradados por actividades mineras necesitan estrategias para acelerar su restauración natural. Este hecho se ve intensificado en zonas semiáridas debido a su fragilidad. Una de estas estrategias podría ser el uso de enmiendas orgánicas, ya que mejoran las propiedades fisicoquímicas y biológicas de los suelos. El objetivo fue estu...
Article
The restoration of highly disturbed soils like those in abandoned quarries is a particularly difficult task in semiarid Mediterranean areas because of limitations in soil fertility and water availability. The addition of inorganic and organic amendments together with the selection of native plants is a key factor for success in edaphic and ecologic...
Article
Full-text available
Skidding operations are thought to have negative impacts on soil emergence because they may increase soil compaction and reduce vegetation cover and the soil’s organic matter content. We investigated whether and to what extent tree harvesting and subsequent skidding initially altered seedling emergence in two Mediterranean forests of Pinus nigra Ar...
Article
Mulching application and salvage logging are often performed in forests after wildfire to avoid soil erosion and recover timber values, respectively. Mulch may increase soil moisture and decrease contrasted temperatures, which thus promotes seedling recruitment, whereas logging operations may destroy seedlings or generate soil compaction, which may...
Article
The application of organic amendments to improve the chemical and biological properties of degraded soils from calcareous quarries is necessary to accelerate restoration processes. The aim of this study is to assess the success of different restoration treatments in the longterm using two organic amendments (sewage sludge from urban waste water (SS...
Article
This study analyzed the influence of biocrusts on the chemical properties and bacterial diversity and community composition in the underlying soils along a depth gradient (the biocrust (C1), middle (S2) and deep (S3) soil layers) in two semi-arid Mediterranean ecosystems. Organic carbon, pH, electric conductivity and calcium carbonate content were...
Article
Biocrusts are an important drylands landscape component, which enriches the upper millimeters of the soil with organic matter and initiates biogeochemical cycles. However, little is known about the influence of biocrusts on soil bacterial community structure and diversity. Different biocrust types representing a successional gradient were studied....
Article
Understanding the changes in physicochemical and microbiological soil properties induced by straw soil mulching is very important in the Mediterranean environment, where forest ecosystems are particularly prone to erosion and degradation risks. To fill this gap, this study has evaluated the seasonal changes (from spring to autumn) in important phys...
Article
Short-term fire-induced changes to the soil microbial community are usually closely associated to fire severity, which essentially consists in the fire-induced loss or decomposition of organic matter above ground and below ground. Many functional processes and soil properties, including plant recolonization and soil microorganism activity, depend o...
Article
The practice of open-pit mining produces unfavorable conditions in the ecosystem. The damage soil and vegetable due to mining activities produce growing erosion problems and soil fertility. The use of different organic amendments and the study of soil microbial consortia could favor the soil restoration. In this review, we will examine the developm...
Article
Full-text available
To successfully restore drylands, where the scarcity of water is one of the main limiting factors for plant survival, water inputs should be enhanced as much as possible. A specific type of water harvesting that concentrates runoff generated in bare areas upslope (runoff source areas) in a planting area downslope (runoff sink area) is an effective...
Article
Full-text available
Current research on the influence of environmental and physicochemical factors in shaping the soil bacterial structure has seldom been approached from a pedological perspective. We studied the bacterial communities of eight soils selected along a pedogenic gradient at the local scale in a Mediterranean calcareous mountain (Sierra de María, SE Spain...
Article
An agrosilvopastoral system and millennium of human occupation make Santa Maria de Melque an important archaeological site in Europe. Previous archaeological work mainly focused on ceramics and wooden structural elements of a church and anthracological, palynological, and paleocarpological analyses of sediments around a rural monastery. In this pap...
Article
Nowadays farmers are interested in moving to organic cultivation. The purpose of this experiment was to compare two organic, with or without effective microorganisms (EM), and one conventional greenhouse pepper cropping systems. We focused on study of macronutrients nitrogen, phosphorus, and potassium (N, P, K) concentrations in leaves plants, soil...
Article
Lithopanspermia Theory has suggested that life was transferred among planets by meteorites and other rocky bodies. If the planet had an atmosphere, this transfer of life had to survive drastic temperature changes in a very short time in its entry or exit. Only organisms able to endure such a temperature range could colonize a planet from outer spac...
Chapter
Full-text available
El objetivo de este estudio fue determinar los efectos de las enmiendas orgánicas y acolchados sobre la estabilidad de los agregados y otros parámetros asociados a la agregación del suelo, cinco años después del comienzo de una restauración experimental en Sierra de Gádor (Almería). Los técnicas de restauración utilizadas fueron una combinación de...
Conference Paper
Full-text available
Mining activities generate loss of the quality of the environment and landscape specially in arid and semiarid Mediterranean regions. A precondition for ecosystem reclamation in such highly disturbed mining areas is the development of functional soils with appropriate levels of organic matter. In an experimental soil restoration in limestone quarri...
Conference Paper
Full-text available
Mining and quarrying activities generate negative visual impacts in the landscape and a loss of environmental quality. Substrate properties at the end of mining are in general not suitable for plants, even native ones. In an experimental soil restoration in limestone quarries from Sierra de Gádor (Almería), SE Spain, with the aim to improve soil/su...
Conference Paper
Full-text available
Restoration of limestone quarries in arid environments mainly consists of regenerating a highly degraded soil and/or creating a soil-like substrate with minimal physico-chemical and biological properties. In an experimental soil restoration in limestone quarries from Sierra de Gádor (Almería), SE Spain, with the aim to improve soil/substrate proper...
Data
We have carried out analyses on three extremophile lichens from the Tabernas Desert (Spain) under different experimental conditions: dry and wet samples in the laboratory and wet specimens in the field, using three spectrometers: one portable, one FT-Raman and one dispersive micro-Raman instruments. Apart from pigment characterization, the informat...
Data
We have carried out analyses on three extremophile lichens from the Tabernas Desert (Spain) under different experimental conditions: dry and wet samples in the laboratory and wet specimens in the field, using three spectrometers: one portable, one FT-Raman and one dispersive micro-Raman instruments. Apart from pigment characterization, the informat...

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Projects

Projects (2)
Project
Since 2008 soil properties and planted vegetation are been evaluated in 18 experimental plots where to test the effect of organic amendments and mulches on restored soils (Technosols).