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Showing 51751 to 51800 of 59105 works
Das Einzugsgebiet des Altschauerborns, einer Karstquelle bei Elz, NW Limburg
[…] Das Einzugsgebiet des Altschauerborns, der größten Karstquelle im hessischen Teil des Rheinischen Schiefergebirges, wurde mithilfe eines Markierungsversuchs und hydrogeologisc…
Gehen wir auf eine neue Eiszeit zu?
In der öffentlichen Diskussion der Gegenwart tauchen in fast regelmäßigem Abstand Meldungen, auch solche von manipulativem Charakter aus der Ecke der Regenbogenpresse auf, in welc…
Röntgendiffraktometrische Untersuchungen als Beitrag zur substantiellen Beurteilung von Ronrohstoffen in Brandenburg
[…] Die vorangegangenen Ausführungen haben die Rolle rohstoffanalytischer, insbesondere röntgendiffraktometrischer Untersuchungen an Tonrohstoffen deutlich gemacht. Im Land Brande…
Notulae to the Italian flora of algae, bryophytes, fungi and lichens: 8
In this contribution, new data concerning algae, bryophytes, fungi, and lichens of the Italian flora are presented. It includes new records and confirmations for the algae genus C…
Bericht über die Jahrestagung und Exkursionen der DGMT vom 20. - 23. September 2017 im Hunsrück
Die Jahrestagung und Mitgliederversammlung der DGMT fand vom 20. bis 23. September 2017 im Hunsrückhaus statt. Es liegt unterhalb des Erbeskopfes, er ist mit 816 m die höchste Erh…
Global and Regional IUCN Red List Assessments: 8
In this contribution, the conservation status assessment of four vascular plants according to IUCN categories and criteria are presented. It includes the assessment of Ophrys norm…
Contribution to the floristic knowledge of eastern Irpinia and Vulture-Melfese area (Campania and Basilicata, southern …
In order to improve the floristic knowledge of the Italian territory, we report the inventory of the taxa collected during the annual field trip of the working group for Floristic…
Geologische Exkursion in Westfalen
research
Flow Resistance and Energy Dissipation in Supercritical Air-Water Flows Down Vegetated Chutes
Abstract Vegetation covers on dikes and embankment dams have proven as sustainable and cost-effective surface protection against external erosion caused by hydraulic, mechanical, …
Global and regional IUCN Red List assessments: 7
In this contribution, the conservation status assessment of four vascular plants according to IUCN categories and criteria are presented. It includes the assessments of Aurinia le…
Combined impact of land cover, precipitation, and catchment area on discharge and phosphorus in the Mississippi basin's…
Phosphorus (P) supplies (concentrations and fluxes) are essential drivers for biological activities in rivers and should be controlled to prevent eutrophication that usually resul…
Anemonoides × lipsiensis comb. nov. (Ranunculaceae), new for the Italian flora
The hybrid Anemonoides nemorosa × A. ranunculoides is recorded for the first time in Italy at the southern periphery of Bologna (N Italy, Emilia-Romagna). Its status is supported …
Contribution to the floristic knowledge of Velino and Aterno valleys (Lazio-Abruzzo, central Italy)
The inventory of the taxa collected during the annual field trip of the working group for Floristics, Systematics and Evolution of the Italian Botanical Society is reported. The f…
„C.A. Weber und das Augstumal-Moor: Zwischen Schutz und Nutzung.“ - Bericht über das Symposium der Sektionen I und V de…
Im Jahre 2002 jährte sich zum hundertsten Mal, dass die beeindruckende Arbeit von C.A. WEBER (1902) „Über die Vegetation und Entstehung des Hochmoors von Augstumal im Memeldelta“ …
Buchbesprechung
[...] Die vorliegende 3. korrigierte und ergänzte Auflage des Gesteinsführers zeichnet sich im Vergleich zu ihrer Erstauflage durch bestechende Farbfotos und verbesserte, zahlreic…
The occurrence of Brassica montana Pourr. (Brassicaceae) in the Italian regions of Emilia-Romagna and Marche, and in th…
Brassica montana Pourr., a wild relative of the Brassica oleracea L. cole crops (broccoli, cabbage, cauliflower, etc.), deserves special attention for its potential to easily tran…
„Moor muss nass“ – die Botschaft des Hans Joosten
Laudatio anlässlich der Verleihung des Deutschen Umweltpreises der Deutschen Bundesstiftung Umwelt (DBU) an Hans Joosten.
Pleistozän-Geologie und Palynostratigraphie in Subrosionssenken Ostwestfalens
Im ostwestfälischen Bergland entstanden seit der Tertiärzeit durch Auslaugung von Salinargesteinen (Steinsalz und Anhydrit) im Untergrund zahlreiche Subrosionssenken an der Erdobe…
Global and Regional IUCN Red List Assessments: 6
In this contribution, the conservation status assessment of four vascular plants according to IUCN categories and criteria are presented. It includes the assessment of Epipactis m…
An updated inventory of the vascular flora of Elba island (Tuscan Archipelago, Italy)
We present an updated list of the vascular flora occurring on Elba island (Tuscan Archipelago). The list is based on bibliographic analysis and field studies carried out in the ye…
Johann Heinrich Lamberts Cosmologische Briefe
Lambert, cosmological letters, fixed stars, nebulae, island universe, teleology, teleological, enlightenment, enlightened, romanticism, romantic, hypothesis, physical-teleological…
Chromosome numbers for the Italian flora: 5
In this contribution new chromosome data obtained on material collected in Italy are presented. It includes 7 chromosome counts for Centaurea (Asteraceae).
Global and Regional IUCN Red List Assessments: 5
In this contribution, the conservation status of four vascular plants according to IUCN categories and criteria are presented. It includes the assessment of Arceuthobium oxycedri …
Contribution to the floristic knowledge of the head of the Po Valley (Piedmont, north Italy)
In 2014, the annual field trip of the working group for Floristics, Systematics, and Evolution of the Italian Botanical Society was held in Piemonte (northern Italy), at the head …
Was Charles Darwin right in his explanation of the ‘abominable mystery’?
The site and time of origin of angiosperms are still debated. The co-occurrence of many of the early branching lineages of flowering plants in a region somewhere between Australia…
The traditional food use of wild vegetables in Apulia (Italy) in the light of Italian ethnobotanical literature
In this work, we present a summary of an ethnobotanical research carried out in the whole Administrative Region of Apulia (southern Italy). The main topic of the investigation is …
Lithostratigraphische Gliederung im Rupelium/Chattium des Mainzer Beckens, Deutschland: Wallau-Subformation („Unterer R…
[...] Die Bodenheim-Formation („Rupelton“) im Mainzer Becken wurde durch GRIMM, GRIMM & SCHINDLER (2000) als lithostratigraphische Einheit neu eingeführt und beschrieben. Sie konn…
Global and Regional IUCN Red List Assessments: 4
In this contribution, the conservation status assessments of three vascular plants are presented following to IUCN categories and criteria. It includes the assessment at global le…
Standortmerkmale US-amerikanischer High-Technology-Industrien
Die Untersuchung der Merkmale von High-Technology-Standorten wird auf intraregionaler Ebene durchgeführt, am Fallbeispiel des Colorado Front Range Corridors. Dabei wird zunächst a…
An atlas of orchids distribution in the Campania region (Italy), a citizen science project for the most charming plant …
A database of the orchids of Campania has been built up since 2000 with data collected for academic purposes, research projects and, more recently, with the contributions of enthu…
Global and Regional IUCN Red List Assessments: 3
In this contribution, the conservation status assessment of four vascular plants are presented according to IUCN categories and criteria. It includes the assessment at global leve…
Bryological flora of the regional historic Park of Monte Sole (Emilia-Romagna, Italy)
This article presents the results of a study on the bryological flora of the historic Park of Monte Sole, in the Bologna Apennines (Emilia-Romagna region). A total of 129 taxa wer…
Contribution to the floristic knowledge of the Maddalena Mountains (Basilicata and Campania, southern Italy)
The inventory of the taxa collected during the annual field trip of the working group for Floristics Systematics and Evolution of the Italian Botanical Society is reported. It was…
Forschungsergebnisse zur Klimageschichte und Reliefentwicklung Nordafrikas und Asiens
Am 19. Juni 1998 vollendete Prof. Dr. Dieter Jäkel das 65. Lebensjahr. Aus diesem Anlaß möchten Freunde, Kollegen und Schüler mit diesem Heft dem jahrzehntelangen Schriftleiter de…
Notulae to the Italian native vascular flora: 3
In this contribution new data concerning the distribution of native vascular flora in Italy are presented. It includes new records, exclusions, and confirmations to the Italian ad…
Personal private herbaria: a valuable but neglected source of floristic data. The case of Italian collections today
Today private collections still represent an important source of information as is evident from the available literature, where, in many cases, private collections are mentioned b…
Chromosome numbers for the Italian flora: 3
In this contribution new chromosome data obtained from material collected in Italy are presented. It includes four chromosome counts for the following genera: Bellevalia (Asparaga…
Global and Regional IUCN Red List Assessments: 2
In this contribution the conservation status assessment of six plant species according to IUCN categories and criteria are presented. It includes the assessment at global level of…
Airborne Thermal Data Identifies Groundwater Discharge at the North-Western Coast of the Dead Sea
A qualitative and quantitative monitoring of groundwater discharge was conducted based on an airborne thermal campaign undertaken along the north-western coast of the Dead Sea i…
Chromosome numbers for the Italian flora: 2
In this contribution new chromosome numbers for Italian endemic taxa are presented. It includes 13 chromosome counts for Ornithogalum (Asparagaceae), Anthemis, Carduus, Centaurea,…
Global and Regional IUCN Red List Assessments: 1
In this contribution, the conservation status assessment of six plant species according to IUCN categories and criteria are presented. It includes the assessment at global level o…
Pollenanalytische und 14C-Untersuchungen zur Datierung der Kolluvienbildung in einer lößbedeckten Mittelgebirgslandscha…
Im nördlichen Siebengebirge bei Bonn wurden drei Kolluvien aus Löß über Anmoor- bis Niedermoorbildungen pollenanalytisch untersucht. Die Pollenzusammensetzung deutet auf stark ant…
Chromosome numbers for the Italian flora: 1
In this contribution new chromosome data obtained on material collected in Italy are presented. It includes 15 chromosome counts for Carduus, Crepis, Picris, Taraxacum (Asteraceae…
Viscosity of evolving magmas: a case study of the Glass House Mountains, Australia
The viscosity of the remelted rock compositions of the Glass House Mountains, SE Queensland, Australia, has been determined via micro-penetration in the high-viscosity regime (108…
New Light on Old Ghosts: First Record of the genus Hepialus Fabricius, 1775 (Lepidoptera, Hepialidae) from Georgia
This study reviews the diversity of ghost moths (Hepialidae) in Georgia, including the first documentation of the genus Hepialus Fabricius, 1775 with the recording of Hepialus hum…
Checklist of Invertebrates from the Racha and Khvamli Karst Massifs, Sakartvelo (Georgia)
The Caucasus region is recognized as a global biodiversity hotspot, hosting a remarkable diversity. Among its unique ecosystems, karst caves in western Georgia provide habitat for…
Karyotype characteristics and COI gene data of Chironomus degelenus Seisebaev, Bakhtin & Siirin, 2001 (Diptera, Chirono…
This study provides new details on the karyotype characteristics, chromosomal polymorphism, and COI gene data of the Dipteran species Chironomus degelenus from the Eastern Caucasu…
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