Results 111 to 120 of about 279,533 (381)

The Effect of Temperature on Trophic Discrimination of Stable Isotopes (13C and 15N) and Biokinetics in Common Carp (Cyprinus carpio, L. 1758)

open access: yesJournal of Experimental Zoology Part A: Ecological and Integrative Physiology, EarlyView.
ABSTRACT Stable isotope analysis (SIA) provides essential information toward a better understanding of trophic ecology. However, the interpretation of SIA results relies on assumptions about the trophic discrimination factor (TDF), which aims to improve the accuracy but may lead to bias.
I. Kuklina   +6 more
wiley   +1 more source

Archaeology and the Public Perception of a Soviet Prisoner of War Cemetery

open access: yesInternet Archaeology
Between July 2021 and November 2022, the federal archaeological office of Bremen (Landesarchäologie) excavated the site of a former cemetery for Soviet Prisoners of War (POW) and forced labourers. The remains had officially been reinterred at an honorary
Uta Halle, Cathrin Hähn
doaj   +1 more source

Fritz Scheffer Under National Socialism: Assessing His Political Involvement

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Aims This article examines the role of soil scientist Fritz Scheffer (1899–1979) under National Socialism and offers a critical assessment of his scientific, institutional, and political positioning between 1933 and 1945. It asks how Scheffer shaped his career within the tension between disciplinary specialization, political expectations, and ...
Jan Arend
wiley   +1 more source

Bremen

open access: yesBibliotheksdienst, 2013

openaire   +1 more source

Effects of Biochar and Maize Roots on CO2 Emissions and Microbial Biomass C in Loess Soils

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Background Refractory substances such as biochar and labile substances such as dead fine and coarse roots play important roles in soil organic matter dynamics and have key ecological functions. However, interactions between these substances have only rarely been studied.
Bernard Ludwig   +2 more
wiley   +1 more source

Makroökonomische Evaluierung regionaler Wirtschaftspolitik, dargestellt am Beispiel Bremen

open access: yesRaumforschung und Raumordnung, 1992
ln dem Beitrag werden die makroökonomischen Wirkungen des wirtschaftsstrukturpolitischen Aktionsprogrammes für Bremen und Bremerhaven bis 1995 (WAP 95) herausgearbeitet und quantifiziert. Damit wird ein Beitrag zur wissenschaftlichen Evaluierung der WAP-
Heinrich Gräber
doaj   +2 more sources

ELVIS - ELectromagnetic Vector Information Sensor [PDF]

open access: yes, 2005
The ELVIS instrument was recently proposed by the authors for the Indian Chandrayaan-1 mission to the Moon and is presently under consideration by the Indian Space Research Organisation (ISRO).
Ananthakrishnan, S.   +9 more
core   +1 more source

One Hundred Years of the German Soil Science Society (DBG) 1926–2026: Origins, Facts, and Background of an Eventful History

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT On its 100th anniversary in 2026, the German Soil Science Society (DBG) is looking back not only on an eventful history with traditions and impressive achievements but also with painful interruptions and ruptures. One curious fact is that the DBG was initially founded as the national section of the International Soil Science Society (ISSS ...
Karl‐Heinz Feger
wiley   +1 more source

Migrant Entrepreneurs in Germany from 2005 to 2014 Their Extent, Economic Impact and Influence in Germany’s Länder. Bertelsmann Stiftung Inclusive Growth for Germany|5 [PDF]

open access: yes, 2016
The increasing gaps in income and wealth observed in developed economies around the globe are indicators of problems with inclusive growth. To be sure, the extent of these gaps varies across and within these economies, including Germany.
Hoch, Markus   +3 more
core  

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