@article{WendlandGlowinski2022, author = {Wendland, Mirko and Glowinski, Ingrid}, title = {Professionsorientierung von Praxisphasen - Ergebnisse einer Fragenbogenstudie}, series = {Professionalisierung in Praxisphasen : Ergebnisse der Lehrerbildungsforschung an der Universit{\"a}t Potsdam (Potsdamer Beitr{\"a}ge zur Lehrerbildung und Bildungsforschung ; 2)}, journal = {Professionalisierung in Praxisphasen : Ergebnisse der Lehrerbildungsforschung an der Universit{\"a}t Potsdam (Potsdamer Beitr{\"a}ge zur Lehrerbildung und Bildungsforschung ; 2)}, number = {2}, publisher = {Universit{\"a}tsverlag Potsdam}, address = {Potsdam}, isbn = {978-3-86956-508-8}, issn = {2626-3556}, doi = {10.25932/publishup-57087}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus4-570876}, pages = {287 -- 321}, year = {2022}, abstract = {Die Professionsorientierung der Lehramtsstudieng{\"a}nge ist ein zentrales Anliegen der universit{\"a}ren Potsdamer Lehrkr{\"a}ftebildung. Seit 1999 finden Evaluationen zur Professionsorientierung statt, die Diskrepanzen zwischen der gew{\"u}nschten und der erfahrenen Professionsorientierung durch die Studierenden aufzeigen. Im Wintersemester 2013/14 wurden neue Studieng{\"a}nge an der Universit{\"a}t Potsdam eingef{\"u}hrt. Inwieweit damit auch eine st{\"a}rkere Professionsorientierung und ein st{\"a}rkerer Berufsbezug erfolgt ist, ist bislang ungekl{\"a}rt. In einer Onlinebefragung im Dezember 2018 wurden Studierende der Lehramtsstudieng{\"a}nge der Universit{\"a}t Potsdam gebeten, die inhaltliche Gestaltung der Lehramtsstudieng{\"a}nge sowie die Professionsorientierung der Praxisphasen, die Betreuung und Beratung im Rahmen der Praktika, den Nutzen der Praktika f{\"u}r Studium und Beruf und ihre Lehrer:innenkompetenz einzusch{\"a}tzen. Der Beitrag stellt erste empirische Analysen dar und diskutiert Anregungen zur Weiterentwicklung der Studieng{\"a}nge mit Bezug auf die Praxisstudien.}, language = {de} } @article{Wallschlaeger2003, author = {Wallschl{\"a}ger, Hans-Dieter}, title = {G{\"u}lper See und Untere Havelniederung aus ornitologischer Sicht}, series = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, volume = {13}, journal = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, issn = {1434-2375}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus-4063}, pages = {98 -- 101}, year = {2003}, language = {de} } @article{Scheffler2001, author = {Scheffler, Christiane}, title = {Bewegungsmuster in Alltagssituationen}, series = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, volume = {10}, journal = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, issn = {1434-2375}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus-3933}, pages = {94 -- 99}, year = {2001}, language = {de} } @article{RaatzPirhoferWalzlMuelleretal.2021, author = {Raatz, Larissa and Pirhofer-Walzl, Karin and M{\"u}ller, Marina E.H. and Scherber, Christoph and Joshi, Jasmin Radha}, title = {Who is the culprit: Is pest infestation responsible for crop yield losses close to semi-natural habitats?}, series = {Zweitver{\"o}ffentlichungen der Universit{\"a}t Potsdam : Mathematisch-Naturwissenschaftliche Reihe}, journal = {Zweitver{\"o}ffentlichungen der Universit{\"a}t Potsdam : Mathematisch-Naturwissenschaftliche Reihe}, publisher = {Universit{\"a}tsverlag Potsdam}, address = {Potsdam}, issn = {1866-8372}, doi = {10.25932/publishup-54962}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus4-549622}, pages = {13232 -- 13246}, year = {2021}, abstract = {Semi-natural habitats (SNHs) are becoming increasingly scarce in modern agricultural landscapes. This may reduce natural ecosystem services such as pest control with its putatively positive effect on crop production. In agreement with other studies, we recently reported wheat yield reductions at field borders which were linked to the type of SNH and the distance to the border. In this experimental landscape-wide study, we asked whether these yield losses have a biotic origin while analyzing fungal seed and fungal leaf pathogens, herbivory of cereal leaf beetles, and weed cover as hypothesized mediators between SNHs and yield. We established experimental winter wheat plots of a single variety within conventionally managed wheat fields at fixed distances either to a hedgerow or to an in-field kettle hole. For each plot, we recorded the fungal infection rate on seeds, fungal infection and herbivory rates on leaves, and weed cover. Using several generalized linear mixed-effects models as well as a structural equation model, we tested the effects of SNHs at a field scale (SNH type and distance to SNH) and at a landscape scale (percentage and diversity of SNHs within a 1000-m radius). In the dry year of 2016, we detected one putative biotic culprit: Weed cover was negatively associated with yield values at a 1-m and 5-m distance from the field border with a SNH. None of the fungal and insect pests, however, significantly affected yield, neither solely nor depending on type of or distance to a SNH. However, the pest groups themselves responded differently to SNH at the field scale and at the landscape scale. Our findings highlight that crop losses at field borders may be caused by biotic culprits; however, their negative impact seems weak and is putatively reduced by conventional farming practices.}, language = {en} } @article{NothGreilScheffleretal.2001, author = {Noth, Veronika and Greil, Holle and Scheffler, Christiane and Lange, E.}, title = {Strategien bei der Handhabung von Verschl{\"u}ssen im Kleinkind- und Vorschulalter}, series = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, volume = {10}, journal = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, issn = {1434-2375}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus-3916}, pages = {77 -- 86}, year = {2001}, language = {de} } @article{Knoesche2003, author = {Kn{\"o}sche, Ralf}, title = {Zur Phospatr{\"u}ckl{\"o}sung aus Augew{\"a}ssersedimenten unter ver{\"a}nderter Hochwasserdynamik}, series = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, volume = {13}, journal = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, issn = {1434-2375}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus-4077}, pages = {102 -- 113}, year = {2003}, language = {de} } @article{KathGaedkevanVelzen2022, author = {Kath, Nadja Jeanette and Gaedke, Ursula and van Velzen, Ellen}, title = {The double-edged sword of inducible defences: costs and benefits of maladaptive switching from the individual to the community level}, series = {Zweitver{\"o}ffentlichungen der Universit{\"a}t Potsdam : Mathematisch-Naturwissenschaftliche Reihe}, journal = {Zweitver{\"o}ffentlichungen der Universit{\"a}t Potsdam : Mathematisch-Naturwissenschaftliche Reihe}, number = {1288}, issn = {1866-8372}, doi = {10.25932/publishup-57200}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus4-572006}, pages = {14}, year = {2022}, abstract = {Phenotypic plasticity can increase individual fitness when environmental conditions change over time. Inducible defences are a striking example, allowing species to react to fluctuating predation pressure by only expressing their costly defended phenotype under high predation risk. Previous theoretical investigations have focused on how this affects predator-prey dynamics, but the impact on competitive outcomes and broader community dynamics has received less attention. Here we use a small food web model, consisting of two competing plastic autotrophic species exploited by a shared consumer, to study how the speed of inducible defences across three trade-off constellations affects autotroph coexistence, biomasses across trophic levels, and temporal variability. Contrary to the intuitive idea that faster adaptation increases autotroph fitness, we found that higher switching rates reduced individual fitness as it consistently provoked more maladaptive switching towards undefended phenotypes under high predation pressure. This had an unexpected positive impact on the consumer, increasing consumer biomass and lowering total autotroph biomass. Additionally, maladaptive switching strongly reduced autotroph coexistence through an emerging source-sink dynamic between defended and undefended phenotypes. The striking impact of maladaptive switching on species and food web dynamics indicates that this mechanism may be of more critical importance than previously recognized.}, language = {en} } @article{Jeltsch2003, author = {Jeltsch, Florian}, title = {{\"O}kologische Forschungen an der Unteren Havel}, series = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, volume = {13}, journal = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, issn = {1434-2375}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus-4100}, pages = {138 -- 139}, year = {2003}, language = {de} } @article{Gzik2003, author = {Gzik, Axel}, title = {Vitalit{\"a}t und Konkurrenzkraft charakteristischer Pflanzenarten von Feuchtstandorten der Unteren Havelaue}, series = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, volume = {13}, journal = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, issn = {1434-2375}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus-4046}, pages = {72 -- 81}, year = {2003}, language = {de} } @article{Greil2001, author = {Greil, Holle}, title = {Wie weit sind wir der DIN 33402 entwachsen?}, series = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, volume = {10}, journal = {Brandenburgische Umwelt-Berichte : BUB ; Schriftenreihe der Mathematisch-Naturwissenschaftlichen Fakult{\"a}t der Universit{\"a}t Potsdam}, issn = {1434-2375}, url = {http://nbn-resolving.de/urn:nbn:de:kobv:517-opus-3870}, pages = {7 -- 22}, year = {2001}, language = {de} }