Mingli Zhang, Kun Song, Liangjun Da,
... and Compositae species were the main groups of ruderals in 1665 quadrats, which reflected the characteristics of ... 5% of the total number of genera. The ruderals were dominated by annual life forms with strong adaptability and high plasticity. The ruderal communities in the study areas were divided into ... based on clustering analysis of the dominance of ruderal species. The proportion of summer annual ruderals in the dominant species of ruderal communities gradually decreased along the group-vice city- ...
Tópico(s): Remote Sensing and Land Use
2020 - Multidisciplinary Digital Publishing Institute | Diversity
E. R. Jasper Wubs, Tom van Heusden, Pauline D. Melchers, Т. Martijn Bezemer,
... However, it is unclear how subsequent colonization by ruderal and late-successional plant species influences PSFs. Here ... the direction and strength of the PSFs for ruderal and target plant species on differently inoculated soils. ... positive and negative PSFs for late-successional and ruderal plants respectively. We conducted a glasshouse experiment with ... an arable soil and grew mixtures of three ruderal and three late-successional target species in all ... pots and planted half with mixtures of three ruderal and half with mixtures of three late-successional ...
Tópico(s): Mycorrhizal Fungi and Plant Interactions
2019 - Frontiers Media | Frontiers in Ecology and Evolution
... of wide presence of weeds in segetal and ruderal habitats is their high seed production capacity. It ... field experiments, in industrial sowings, in segetal and ruderal habitats of steppe zones of Ukraine. It is determined that average fruitfulness of weeds in ruderal habitats was larger, than in segetal habitats by ... by 2.9–3.7 times, and on ruderal habitats – by 9.8–10.5 times. Average ... had families Asteraceae, Brassicaceae, Chenopodiaceae, Lamiaceae, and on ruderal habitats – Asteraceae, Chenopodiaceae, Caryophyllaceae, Apiaceae, Brassicaceae. The highest ...
Tópico(s): Scientific Research and Studies
2018 - Alex Matsyura Publishing | Ukrainian Journal of Ecology
Peipei Guo, Fang Yu, Yuan Ren, Dong Liu, Li Jia, Zhiyun Ouyang, Xiaoke Wang,
Anthropogenic activities have weakened the invasion of ruderals and increased the number of non-native species in urban areas. Ruderals are an important component of urban plant diversity and are of ... method to examine the composition and biodiversity of ruderal species among urban land use types (LUTs) in ... to examine the impact of soil characteristics on ruderal species diversity. Results showed that a total of 120 ruderal species were observed, including 71 native and 49 ... Cosmopolitan. Native species accounted for the majority of ruderals across all the eight LUTs. Institutional, residential, and ...
Tópico(s): Wildlife Ecology and Conservation
2018 - Multidisciplinary Digital Publishing Institute | International Journal of Environmental Research and Public Health
Joan Pino, Xavier Font, Miquel De Cáceres, Roberto Molowny‐Horas,
... To evaluate the relative potential contribution of native ruderals and aliens to plant homogenization at a regional ... floristic similarities of: (1) total, (2) native non‐ruderal, (3) native ruderal, and (4) alien vascular plant species have been ... floristic similarity of both total and native non‐ruderal species was also correlated with the proportion of alien and native ruderal species after discounting the effects of environmental distances. ... highest for the floristic similarity of native non‐ruderal plants and lowest for that of aliens. In ...
Tópico(s): Species Distribution and Climate Change
2009 - Wiley | Global Ecology and Biogeography
Hugo Barajas, Shamayim Martínez-Sánchez, Miguel F. Romero, Cristóbal Hernández Álvarez, Luis Servı́n-González, Mariana Peimbert, Rocío Cruz‐Ortega, Felipe García‐Oliva, Luis David Alcaraz,
... roots. We collected sixteen samples of in situ ruderal plant roots and their soils and used these ... model with lower α-diversity than soil, while ruderal plants did not. Surprisingly, ruderal plants are probably working as a microenvironmental oasis ... and plant-derived nutrients, supporting larger α-diversity. Ruderal plants and their soils are closer according to ... enriched proteins in tomato rhizosphere than soil or ruderals. The most abundant bacteria found in soils was the Actinobacteria Solirubrobacter soli, ruderals were dominated by the Proteobacteria Sphingomonas sp. URGHD0057, ...
Tópico(s): Mycorrhizal Fungi and Plant Interactions
2020 - Frontiers Media | Frontiers in Microbiology
E. R. Jasper Wubs, Pauline D. Melchers, Т. Martijn Bezemer,
... Arable soils, on the other hand, may suppress ruderals as they support more root herbivores that preferentially attack ruderal plant species, while mid-succession soils may be intermediate in their effects on ruderals and target species performance. We hypothesized that a ... promoting late-successional target plants, while simultaneously reducing ruderal species' performance. We conducted a glasshouse experiment and tested the growth of ruderal and target plant species on pure and mixed ... biomass of target plant species, while responses of ruderal species were variable. We found synergistic effects when ...
Tópico(s): Plant and animal studies
2018 - Springer Science+Business Media | Plant and Soil
Kyle Kwaiser, Stephen D. Hendrix,
... resources in native tallgrass prairie fragments and nearby ruderal areas (within 2.1 km) in Iowa, USA in the summer of 2004. Bee communities in ruderal areas were significantly less diverse than those in ... of floral resources were also significantly less in ruderal grasslands than in native prairies, indicating that poor ... communities. Common bees dominated the composition of the ruderal grasslands; only one rare species in this study was found at a ruderal site, indicating that high-quality prairie remnants are ...
Tópico(s): Plant Parasitism and Resistance
2007 - Elsevier BV | Agriculture Ecosystems & Environment
Bénédicte Alibert, Hélène Sellier, A. Souvré,
... and gus genes of sugar beets, toward the ruderal beets in greenhouse conditions, in an open field ( ... offspring was performed. Greenhouse studies show that emasculated ruderal plants can be fertilized by the transgenic pollen ... efficient competition existed between the transgenic and the ruderal beet pollens, which hampers the production of a ... a protection effect was also clearly operating when ruderal plants were implanted in groups (six plants) inside ... of transgenic hybrids in receptor plots (containing 60 ruderal beets plus 20 male sterile beets) decreased rapidly ...
Tópico(s): Transgenic Plants and Applications
2005 - Elsevier BV | European Journal of Agronomy
... soil surface had no effect on turlough or ruderal populations relative to drained controls. Experimental submergence resulted in direct tissue death of the ruderal population but did not affect the turlough population ... of aerenchyma increased with root age in the ruderal population. Up to twice the proportion of aerenchyma ... increased the amount of tissue death in the ruderal population, whereas it appeared to enhance the growth ... of plants submerged in tap water. Only the ruderal population demonstrated a depth accommodation response in submerged ...
Tópico(s): Plant responses to water stress
2002 - Oxford University Press | Annals of Botany
Kirsten A. Leiss, Heinz Müller‐Schärer,
The annual plant Senecio vulgaris has migrated from ruderal to agricultural habitats resulting in weed populations. The ... rust. A detailed basic study at a single ruderal site and a parallel investigation at each five ruderal and five agricultural sites were conducted from April ... sizes at reproduction classifies S. vulgaris as a ruderal strategist. The population dynamics of S. vulgaris differed between the ruderal and the agricultural habitat. Plants of S. vulgaris at the ruderal habitat survived over winter, resulting in greater population ...
Tópico(s): Yeasts and Rust Fungi Studies
2001 - Elsevier BV | Basic and Applied Ecology
Konrad Kalarus, Wiktor Halecki, Tomasz Skalski,
... We assessed the value of semi-natural and ruderal habitats. The ruderal sites were characterized by a higher diversity and ... on semi-natural sites, but negatively related on ruderal sites. The Dominance index was negatively affected by ... lower level of insolation in the grasslands with ruderal vegetation than in the semi-natural grasslands. A ... some insect groups but a sink for others. Ruderal habitats utilized as a substitute for loss of ... with a habitat mosaic of semi-natural and ruderal sites may enrich biodiversity in the urban landscape.
Tópico(s): Land Use and Ecosystem Services
2019 - Springer Science+Business Media | Urban Ecosystems
... botanical research, I develop the concept of the ruderal and expand it for an anthropological inquiry of urban life. The term ruderal was originally used by Berlin ecologists after the ... roads, wastelands, or rubble. Exploring Berlin as a ruderal city, I direct attention to the often unnoticed, ... their makeshift urban gardens, the lens of the ruderal directs ethnographic analysis toward the city’s unintended ... environmental change, and contemporary austerity policies. Attending to ruderal worlds, I argue, requires telling stories that do ...
Tópico(s): Geographies of human-animal interactions
2018 - Wiley | Cultural Anthropology
David H. Peter, Constance A. Harrington,
What roles do ruderals and residuals play in early forest succession and how does repeated disturbance affect them? We examined this question by ... Three species groups were analyzed: native forest, native ruderals, and exotic ruderals. Without vegetation control, the understory was rapidly invaded by exotic ruderals but was codominated by native and exotic ruderals by year 6. Douglas-fir cover surpassed covers ... much or more cover and richness as the ruderal groups.
Tópico(s): Forest Ecology and Biodiversity Studies
2009 - NRC Research Press | Canadian Journal of Forest Research
Jessi L. Brunson, David A. Pyke, Steven S. Perakis,
... sagebrush‐steppe plant communities dominated by the invasive ruderals Bromus tectorum (cheatgrass) and Taeniatherum caput‐medusae (medusahead) ... two sites in the northern Great Basin. Other ruderal plants established in our plots, and this entire ruderal community was negatively affected by C addition. End‐of‐year biomass of the ruderal community decreased approximately by approximately 6% at each ... dose of C, for a significant reduction in ruderal biomass, we calculated lowest significant doses of 240– ...
Tópico(s): Soil Carbon and Nitrogen Dynamics
2010 - Wiley | Restoration Ecology
Dmytro Dubyna, Tetiana Dziuba, S.М. Iemelianova, Vira V. Protopopova, Мyroslav Shevera,
... natural ecosystems on a global scale. Pioneer and ruderal habitats are the primary locations for the penetration of alien plants. Both pioneer and ruderal vegetation are very close in their genesis and ... fractions of the coenofloras of the pioneer and ruderal vegetation of Ukraine indicated that the systematic, biomorphological, ... of alien species; however, disturbed habitats of the ruderal type are more prone to invasions. In the communities of both pioneer and ruderal vegetation, alien species can become successfully established at ...
Tópico(s): Agriculture and Biological Studies
2022 - Multidisciplinary Digital Publishing Institute | Diversity
Alena Rendeková, Karol Mičieta, Zuzana Randáková, Ján Miškovic,
... changes in the species diversity and composition of ruderal vegetation of three Slovak and one Czech city ... time. The dataset of 1489 relevés from five ruderal syntaxa from the cities Bratislava, Malacky, Trnava and ... alien) species in the majority of classes of ruderal vegetation of cities. The analysis of the changes ... decreased. The percentage of native species in the ruderal vegetation did not change over the time, but ... total, 38 invasive taxa were recorded in the ruderal vegetation of cities. Most of them are neophytes, ...
Tópico(s): Lichen and fungal ecology
2018 - De Gruyter Open | Hacquetia
José Ramos‐Zapata, Denis Marrufo‐Zapata, Patricia Guadarrama, Uriel Solís‐Rodríguez, Luis Salinas‐Peba,
<p>Ruderal plants may serve as temporary hosts of arbuscular mycorrhizal fungi (AMF), by maintaining the availability of active ... study were to: 1) estimate the richness of ruderal plant species in an agricultural plot and determine ... five years. A total of 20 species of ruderal plants were found at the experimental site, belonging ... from this study show that the presence of ruderal species in agricultural sites may promote the maintenance ... hosts of these fungal species. In doing so, ruderal species can favor a higher production of infective ...
Tópico(s): Mycorrhizal Fungi and Plant Interactions
2013 - Autonomous University of Yucatán | Tropical and Subtropical Agroecosystems
... the taxa's associations with the competitive-stress-ruderal (CSR) life history groups. For example, competitive taxa ... and lacked frequent warm water anomalies. In contrast, ruderal, weedy, and generalist taxa were more common where ... rare 1998 thermal anomaly impacted and disturbed the ruderal and stressed reef more than the competitive communities. Ruderal became more similar to stressed communities while the ... islands and the deeper fringing reef sites while ruderal were dominant in shallow fringing reef lagoons. Over ...
Tópico(s): Marine animal studies overview
2020 - Elsevier BV | Advances in marine biology
Luis Barba‐Escoto, Alejandro Ponce‐Mendoza, Arturo García‐Romero, Rosa Paulina Calvillo‐Medina,
... the pioneer plant community will first show a ruderal composition, that subsequently changes into successional stages in ... according to the CSR (Competitive, Stress‐Tolerant or Ruderal) scheme. A community‐functional signature was calculated for ... trends. Results Initial successional phases were dominated by ruderal and competitive species. Thereafter, the communities went through ... functional differentiation through time. Conclusions The change from ruderal/competitive to stress‐tolerant and competitive species with ...
Tópico(s): Biocrusts and Microbial Ecology
2019 - Wiley | Journal of Vegetation Science
Jean‐François Arnaud, Stéphane Fénart, Cécile Godé, Sylvie Deledicque, Pascal Touzet, Joël Cuguen,
... occur in European seed production areas because inland ruderal wild beets occur and reproduce in sympatry with ... gene flow occurring between seed‐producing cultivars and ruderal wild B . vulgaris in southwestern France to determine ... to‐wild gene flow. We surveyed 42 inland ruderal beet populations located near seed production fields for ... cultivated lines. Occurrence of cultivated‐type cytoplasm within ruderal populations clearly reflected events of crop seed escape. ... Overall, patterns of genetic structure suggested that inland ruderal wild beet populations act as a metapopulation, with ...
Tópico(s): Wheat and Barley Genetics and Pathology
2009 - Wiley | Molecular Ecology
Zdeňka Lososová, Deana Simonová,
... different plant traits were studied for weed and ruderal vegetation in the eastern part of the Czech ... Data sets for 433 weed species and 695 ruderal species were used in the analysis. While historical ... revealed that the relative abundance of weed and ruderal species is related to their species attributes, i. ... is an important attribute of the most abundant ruderal species. There was no significant change in ecological preferences of ruderal species. Regarding the life strategy of these species, ...
Tópico(s): Plant Parasitism and Resistance
2008 - Czech Botanical Society | Preslia
Roser Domènech, Montserrat Vilà,
... assessed by comparing plant and population performance in ruderal and non-ruderal habitats across a Mediterranean coastal strip. The main ... expected a better performance of C. selloana in ruderal habitats than in non-ruderal habitats. As expected, ruderal habitats had larger and denser C. selloana populations ... plants was more than 50%). In consequence, in ruderal habitats, on average, plants were smaller, produced fewer ...
Tópico(s): Pasture and Agricultural Systems
2007 - Elsevier BV | Acta Oecologica
Simon Pierce, Alessandra Luzzaro, Marco Caccianiga, Roberta M. Ceriani, Bruno Enrico Leone Cerabolini,
... biodiversity maintenance. Hypothesis: subordinate species exhibit primarily opportunistic (ruderal) survival strategies, with increasing disturbance intensity constraining dominant ... quantified in situ using CSR (competitor, stress‐tolerator, ruderal) classification, and compared with a pasture in the ... greater functional diversity, characterized by larger numbers of ruderals and some competitive‐ruderals. The principal variation in both DCA1 and NMDS1 ... favours diversity, with the additional presence of competitive‐ruderals suggestive of a more intricate niche topology including ...
Tópico(s): Species Distribution and Climate Change
2007 - Wiley | Journal of Ecology
... bank, a high pH and vigorous growth of ruderal species after the fields were abandoned. Accordingly, experiments ... to acidify the soil. The results confirmed that ruderal growth was high on unamended plots, but this ... addition of acidic amendments. Where the cover of ruderals was reduced, the cover of the sown species ... gave the optimal reduction in soil pH, controlled ruderal growth and provided a reasonable cover of the ... establishment of sown species, but control of the ruderals was less effective.
Tópico(s): Botany and Plant Ecology Studies
2000 - Wiley | Applied Vegetation Science
P. Blais, Martin J. Lechowicz,
... fruits from plants growing in natural and urban ruderal habitats and planted 2 maternal families from each ... from a tendency to produce larger fruits in ruderal populations, there were no detectable differences in the characteristics of plants from natural vs. ruderal habitats. Plants from both habitats did have substantial ... traits together supported the idea that natural and ruderal populations do differ in their overall plastic response ...
Tópico(s): Botanical Research and Chemistry
1989 - Wiley | American Journal of Botany
P. Blais, Martin J. Lechowicz,
... fruits from plants growing in natural and urban ruderal habitats and planted 2 maternal families from each ... from a tendency to produce larger fruits in ruderal populations, there were no detectable differences in the characteristics of plants from natural vs. ruderal habitats. Plants from both habitats did have substantial ... traits together supported the idea that natural and ruderal populations do differ in their overall plastic response ...
Tópico(s): Plant Parasitism and Resistance
1989 - Wiley | American Journal of Botany
Alena Rendeková, Karol Mičieta, Michal Hrabovský, Pavol Eliáš, Ján Miškovic,
... of invasive alien taxa and species diversity of ruderal vegetation in the urban ecosystem of Bratislava, located in Central Europe. Ruderal habitats serve as the means of spread of ... Twenty-six invasive taxa were recorded among the ruderal vegetation of Bratislava. The majority of the recorded ... diversity of all the analyzed syntaxa in the ruderal vegetation of Bratislava.
Tópico(s): Ecology and Vegetation Dynamics Studies
2019 - Polish Botanical Society | Acta Societatis Botanicorum Poloniae
Philippe Janssen, Hervé Piégay, André Évette,
... gradients on riparian plant CSR (Competitors–Stress tolerators–Ruderals) strategies along a highly regulated river. Location Rhône ... gradients. Furthermore, a shift in CSR strategies from ruderal to stress‐tolerant communities occurred along the elevation ... of fine sediments and from stress‐tolerant to ruderal communities along the elevation gradient on bars with ... Regarding the climatic gradient, the mean value of ruderals increased with temperatures. Also, for stress tolerators, the ... detrimental consequences for riparian plant diversity, especially of ruderal plants in the littoral zone. In regulated river ...
Tópico(s): Ecology and Vegetation Dynamics Studies
2020 - Wiley | Applied Vegetation Science
... as informal greenspaces or novel ecosystems that support ruderal and spontaneous vegetation. Researchers have documented the ecosystem ... article explores the potential social-ecological role of ruderal landscapes in facilitating this transition, referred to as ruderal resilience, as well as recent research in SES ...
Tópico(s): Wildlife-Road Interactions and Conservation
2022 - Frontiers Media | Frontiers in Built Environment