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Erscheinungsjahr
- 2022 (6) (entfernen)
Dokumenttyp
Sprache
- Englisch (6)
Volltext vorhanden
- ja (6)
Gehört zur Bibliographie
- nein (6)
Schlagworte
- Biomonitoring (2)
- Insekten (2)
- Klimaänderung (2)
- insect monitoring (2)
- Bartak (1)
- Bestäuber (1)
- Biodiversität (1)
- Biofilm (1)
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- Biomasse (1)
Institut
Scherer, Kai ; Soerjawinata, Winda ; Schaefer, Susanne ; Kockler, Isabelle ; Ulber, Roland ; Lakatos, Michael ; Bröckel, Ulrich ; Kampeis, Percy ; Wahl, Michael
Productive biofilms are gaining growing interest in research due to their potential of producing valuable compounds and bioactive substances such as antibiotics. This is supported by recent developments in biofilm photobioreactors that established the controlled phototrophic cultivation of algae and cyanobacteria. Cultivation of biofilms can be challenging due to the need of surfaces for biofilm adhesion. The total production of biomass, and thus production of e.g. bioactive substances, within the bioreactor volume highly depends on the available cultivation surface. To achieve an enlargement of surface area for biofilm photobioreactors, biocarriers can be implemented in the cultivation. Thereby, material properties and design of the biocarriers are important for initial biofilm formation and growth of cyanobacteria. In this study, special biocarriers were designed and additively manufactured to investigate different polymeric materials and surface designs regarding biofilm adhesion of the terrestrial cyanobacterium Nostoc flagelliforme (CCAP 1453/33). Properties of 3D-printed materials were characterized by determination of wettability, surface roughness, and density. To evaluate the influence of wettability on biofilm formation, material properties were specifically modified by gas-phase fluorination and biofilm formation was analyzed on biocarriers with basic and optimized geometry in shaking flask cultivation. We found that different polymeric materials revealed no significant differences in wettability and with identical surface design no significant effect on biomass adhesion was observed. However, materials treated with fluorination as well as optimized biocarrier design showed improved wettability and an increase in biomass adhesion per biocarrier surface.
Lembrechts, Jonas J. ; van den Hoogen, Johan ; Aalto, Juha ; Ashcroft, Michael B. ; De Frenne, Pieter ; Kemppinen, Julia ; Kopecký, Martin ; Luoto, Miska ; Maclean, Ilya M. D. ; Crowther, Thomas W. ; Bailey, Joseph J. ; Haesen, Stef ; Klinges, David H. ; Niittynen, Pekka ; Scheffers, Brett R. ; Van Meerbeek, Koenraad ; Aartsma, Peter ; Abdalaze, Otar ; Abedi, Mehdi ; Aerts, Rien ; Ahmadian, Negar ; Ahrends, Antje ; Alatalo, Juha M. ; Alexander, Jake M. ; Allonsius, Camille Nina ; Altman, Jan ; Ammann, Christof ; Andres, Christian ; Andrews, Christopher ; Ardö, Jonas ; Arriga, Nicola ; Arzac, Alberto ; Aschero, Valeria ; Assis, Rafael L. ; Assmann, Jakob Johann ; Bader, Maaike Y. ; Bahalkeh, Khadijeh ; Barančok, Peter ; Barrio, Isabel C. ; Barros, Agustina ; Barthel, Matti ; Basham, Edmund W. ; Bauters, Marijn ; Bazzichetto, Manuele ; Belelli Marchesini, Luca ; Bell, Michael C. ; Benavides, Juan C. ; Benito Alonso, José Luis ; Berauer, Bernd J. ; Bjerke, Jarle W. ; Björk, Robert G. ; Björkman, Mats P. ; Björnsdóttir, Katrin ; Blonder, Benjamin ; Boeckx, Pascal ; Boike, Julia ; Bokhorst, Stef ; Brum, Bárbara N. S. ; Brůna, Josef ; Buchmann, Nina ; Buysse, Pauline ; Camargo, José Luís ; Campoe, Otávio C. ; Candan, Onur ; Canessa, Rafaella ; Cannone, Nicoletta ; Carbognani, Michele ; Carnicer, Jofre ; Casanova-Katny, Angélica ; Cesarz, Simone ; Chojnicki, Bogdan ; Choler, Philippe ; Chown, Steven L. ; Cifuentes, Edgar F. ; Čiliak, Marek ; Contador, Tamara ; Convey, Peter ; Cooper, Elisabeth J. ; Cremonese, Edoardo ; Curasi, Salvatore R. ; Curtis, Robin ; Cutini, Maurizio ; Dahlberg, C. Johan ; Daskalova, Gergana N. ; de Pablo, Miguel Angel ; Della Chiesa, Stefano ; Dengler, Jürgen ; Deronde, Bart ; Descombes, Patrice ; Di Cecco, Valter ; Di Musciano, Michele ; Dick, Jan ; Dimarco, Romina D. ; Dolezal, Jiri ; Dorrepaal, Ellen ; Dušek, Jiří ; Eisenhauer, Nico ; Eklundh, Lars ; Erickson, Todd E. ; Erschbamer, Brigitta ; Eugster, Werner ; Ewers, Robert M. ; Exton, Dan A. ; Fanin, Nicolas ; Fazlioglu, Fatih ; Feigenwinter, Iris ; Fenu, Giuseppe ; Ferlian, Olga ; Fernández Calzado, M. Rosa ; Fernández-Pascual, Eduardo ; Finckh, Manfred ; Finger Higgens, Rebecca ; Forte, T'ai G. W. ; Freeman, Erika C. ; Frei, Esther R. ; Fuentes-Lillo, Eduardo ; García, Rafael A. ; García, María B. ; Géron, Charly ; Gharun, Mana ; Ghosn, Dany ; Gigauri, Khatuna ; Gobin, Anne ; Goded, Ignacio ; Goeckede, Mathias ; Gottschall, Felix ; Goulding, Keith ; Govaert, Sanne ; Graae, Bente Jessen ; Greenwood, Sarah ; Greiser, Caroline ; Grelle, Achim ; Guénard, Benoit ; Guglielmin, Mauro ; Guillemot, Joannès ; Haase, Peter ; Haider, Sylvia ; Halbritter, Aud H. ; Hamid, Maroof ; Hammerle, Albin ; Hampe, Arndt ; Haugum, Siri V. ; Hederová, Lucia ; Heinesch, Bernard ; Helfter, Carole ; Hepenstrick, Daniel ; Herberich, Maximiliane ; Herbst, Mathias ; Hermanutz, Luise ; Hik, David S. ; Hoffrén, Raúl ; Homeier, Jürgen ; Hörtnagl, Lukas ; Høye, Toke T. ; Hrbacek, Filip ; Hylander, Kristoffer ; Iwata, Hiroki ; Jackowicz-Korczynski, Marcin Antoni ; Jactel, Hervé ; Järveoja, Järvi ; Jastrzębowski, Szymon ; Jentsch, Anke ; Jiménez, Juan J. ; Jónsdóttir, Ingibjörg S. ; Jucker, Tommaso ; Jump, Alistair S. ; Juszczak, Radoslaw ; Kanka, Róbert ; Kašpar, Vít ; Kazakis, George ; Kelly, Julia ; Khuroo, Anzar A. ; Klemedtsson, Leif ; Klisz, Marcin ; Kljun, Natascha ; Knohl, Alexander ; Kobler, Johannes ; Kollár, Jozef ; Kotowska, Martyna M. ; Kovács, Bence ; Kreyling, Juergen ; Lamprecht, Andrea ; Lang, Simone I. ; Larson, Christian ; Larson, Keith ; Laska, Kamil ; le Maire, Guerric ; Leihy, Rachel I. ; Lens, Luc ; Liljebladh, Bengt ; Lohila, Annalea ; Lorite, Juan ; Loubet, Benjamin ; Lynn, Joshua ; Macek, Martin ; Mackenzie, Roy ; Magliulo, Enzo ; Maier, Regine ; Malfasi, Francesco ; Máliš, František ; Man, Matěj ; Manca, Giovanni ; Manco, Antonio ; Manise, Tanguy ; Manolaki, Paraskevi ; Marciniak, Felipe ; Matula, Radim ; Mazzolari, Ana Clara ; Medinets, Sergiy ; Medinets, Volodymyr ; Meeussen, Camille ; Merinero, Sonia ; Mesquita, Rita de Cássia Guimarães ; Meusburger, Katrin ; Meysman, Filip J. R. ; Michaletz, Sean T. ; Milbau, Ann ; Moiseev, Dmitry ; Moiseev, Pavel ; Mondoni, Andrea ; Monfries, Ruth ; Montagnani, Leonardo ; Moriana-Armendariz, Mikel ; Morra di Cella, Umberto ; Mörsdorf, Martin ; Mosedale, Jonathan R. ; Muffler, Lena ; Muñoz-Rojas, Miriam ; Myers, Jonathan A. ; Myers-Smith, Isla H. ; Nagy, Laszlo ; Nardino, Marianna ; Naujokaitis-Lewis, Ilona ; Newling, Emily ; Nicklas, Lena ; Niedrist, Georg ; Niessner, Armin ; Nilsson, Mats B. ; Normand, Signe ; Nosetto, Marcelo D. ; Nouvellon, Yann ; Nuñez, Martin A. ; Ogaya, Romà ; Ogée, Jérôme ; Okello, Joseph ; Olejnik, Janusz ; Olesen, Jørgen Eivind ; Opedal, Øystein H. ; Orsenigo, Simone ; Palaj, Andrej ; Pampuch, Timo ; Panov, Alexey V. ; Pärtel, Meelis ; Pastor, Ada ; Pauchard, Aníbal ; Pauli, Harald ; Pavelka, Marian ; Pearse, William D. ; Peichl, Matthias ; Pellissier, Loïc ; Penczykowski, Rachel M. ; Penuelas, Josep ; Petit Bon, Matteo ; Petraglia, Alessandro ; Phartyal, Shyam S. ; Phoenix, Gareth K. ; Pio, Casimiro ; Pitacco, Andrea ; Pitteloud, Camille ; Plichta, Roman ; Porro, Francesco ; Portillo-Estrada, Miguel ; Poulenard, Jérôme ; Poyatos, Rafael ; Prokushkin, Anatoly S. ; Puchalka, Radoslaw ; Pușcaș, Mihai ; Radujković, Dajana ; Randall, Krystal ; Ratier Backes, Amanda ; Remmele, Sabine ; Remmers, Wolfram ; Renault, David ; Risch, Anita C. ; Rixen, Christian ; Robinson, Sharon A. ; Robroek, Bjorn J. M. ; Rocha, Adrian V. ; Rossi, Christian ; Rossi, Graziano ; Roupsard, Olivier ; Rubtsov, Alexey V. ; Saccone, Patrick ; Sagot, Clotilde ; Sallo Bravo, Jhonatan ; Santos, Cinthya C. ; Sarneel, Judith M. ; Scharnweber, Tobias ; Schmeddes, Jonas ; Schmidt, Marius ; Scholten, Thomas ; Schuchardt, Max ; Schwartz, Naomi ; Scott, Tony ; Seeber, Julia ; Segalin de Andrade, Ana Cristina ; Seipel, Tim ; Semenchuk, Philipp ; Senior, Rebecca A. ; Serra-Diaz, Josep M. ; Sewerniak, Piotr ; Shekhar, Ankit ; Sidenko, Nikita V. ; Siebicke, Lukas ; Siegwart Collier, Laura ; Simpson, Elizabeth ; Siqueira, David P. ; Sitková, Zuzana ; Six, Johan ; Smiljanic, Marko ; Smith, Stuart W. ; Smith-Tripp, Sarah ; Somers, Ben ; Sørensen, Mia Vedel ; Souza, José João L. L. ; Souza, Bartolomeu Israel ; Souza Dias, Arildo ; Spasojevic, Marko J. ; Speed, James D. M. ; Spicher, Fabien ; Stanisci, Angela ; Steinbauer, Klaus ; Steinbrecher, Rainer ; Steinwandter, Michael ; Stemkovski, Michael ; Stephan, Jörg G. ; Stiegler, Christian ; Stoll, Stefan ; Svátek, Martin ; Svoboda, Miroslav ; Tagesson, Torbern ; Tanentzap, Andrew J. ; Tanneberger, Franziska ; Theurillat, Jean-Paul ; Thomas, Haydn J. D. ; Thomas, Andrew D. ; Tielbörger, Katja ; Tomaselli, Marcello ; Treier, Urs Albert ; Trouillier, Mario ; Turtureanu, Pavel Dan ; Tutton, Rosamond ; Tyystjärvi, Vilna A. ; Ueyama, Masahito ; Ujházy, Karol ; Ujházyová, Mariana ; Uogintas, Domas ; Urban, Anastasiya V. ; Urban, Josef ; Urbaniak, Marek ; Ursu, Tudor-Mihai ; Vaccari, Francesco Primo ; Van de Vondel, Stijn ; van den Brink, Liesbeth ; Van Geel, Maarten ; Vandvik, Vigdis ; Vangansbeke, Pieter ; Varlagin, Andrej ; Veen, G. F. ; Veenendaal, Elmar ; Venn, Susanna E. ; Verbeeck, Hans ; Verbrugggen, Erik ; Verheijen, Frank G. A. ; Villar, Luis ; Vitale, Luca ; Vittoz, Pascal ; Vives-Ingla, Maria ; von Oppen, Jonathan ; Walz, Josefine ; Wang, Runxi ; Wang, Yifeng ; Way, Robert G. ; Wedegärtner, Ronja E. M. ; Weigel, Robert ; Wild, Jan ; Wilkinson, Matthew ; Wilmking, Martin ; Wingate, Lisa ; Winkler, Manuela ; Wipf, Sonja ; Wohlfahrt, Georg ; Xenakis, Georgios ; Yang, Yan ; Yu, Zicheng ; Yu, Kailiang ; Zellweger, Florian ; Zhang, Jian ; Zhang, Zhaochen ; Zhao, Peng ; Ziemblińska, Klaudia ; Zimmermann, Reiner ; Zong, Shengwei ; Zyryanov, Viacheslav I. ; Nijs, Ivan ; Lenoir, Jonathan
Research in global change ecology relies heavily on global climatic grids derived from estimates of air temperature in open areas at around 2 m above the ground. These climatic grids do not reflect conditions below vegetation canopies and near the ground surface, where critical ecosystem functions occur and most terrestrial species reside. Here, we provide global maps of soil temperature and bioclimatic variables at a 1-km2 resolution for 0–5 and 5–15 cm soil depth. These maps were created by calculating the difference (i.e. offset) between in situ soil temperature measurements, based on time series from over 1200 1-km2 pixels (summarized from 8519 unique temperature sensors) across all the world's major terrestrial biomes, and coarse-grained air temperature estimates from ERA5-Land (an atmospheric reanalysis by the European Centre for Medium-Range Weather Forecasts). We show that mean annual soil temperature differs markedly from the corresponding gridded air temperature, by up to 10°C (mean = 3.0 ± 2.1°C), with substantial variation across biomes and seasons. Over the year, soils in cold and/or dry biomes are substantially warmer (+3.6 ± 2.3°C) than gridded air temperature, whereas soils in warm and humid environments are on average slightly cooler (−0.7 ± 2.3°C). The observed substantial and biome-specific offsets emphasize that the projected impacts of climate and climate change on near-surface biodiversity and ecosystem functioning are inaccurately assessed when air rather than soil temperature is used, especially in cold environments. The global soil-related bioclimatic variables provided here are an important step forward for any application in ecology and related disciplines. Nevertheless, we highlight the need to fill remaining geographic gaps by collecting more in situ measurements of microclimate conditions to further enhance the spatiotemporal resolution of global soil temperature products for ecological applications.
Uhler, Johannes ; Haase, Peter ; Hoffmann, Lara ; Hothorn, Torsten ; Schmidl, Jürgen ; Stoll, Stefan ; Welti, Ellen A. R. ; Buse, Jörn ; Müller, Jörg
1. Recent reports on insect decline have highlighted the need for long-term data on insect communities towards identifying their trends and drivers.
2. With the launch of many new insect monitoring schemes to investigate insect communities over large spatial and temporal scales, Malaise traps have become one of the most important tools due to the broad spectrum of species collected and reduced capture bias through passive sampling of insects day and night. However, Malaise traps can vary in size, shape, and colour, and it is unknown how these differences affect biomass, species richness, and composition of trap catch, making it difficult to compare results between studies.
3. We compared five Malaise trap types (three variations of the Townes and two variations of the Bartak Malaise trap) to determine their effects on biomass and species richness as identified by metabarcoding.
4. Insect biomass varied by 20%–55%, not strictly following trap size but varying with trap type. Total species richness was 20%–38% higher in the three Townes trap models compared to the Bartak traps. Bartak traps captured lower richness of highly mobile taxa but increased richness of ground-dwelling taxa. The white roofed Townes trap captured a higher richness of pollinators.
5. We find that biomass, total richness, and taxa group specific richness are all sensitive to Malaise trap type. Trap type should be carefully considered and aligned to match monitoring and research questions. Additionally, our estimates of trap type effects can be used to adjust results to facilitate comparisons across studies.