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Ivan Valchev
Researcher at Sofia University
Publications - 6
Citations - 591
Ivan Valchev is an academic researcher from Sofia University. The author has contributed to research in topics: Chemistry & Feed conversion ratio. The author has an hindex of 2, co-authored 2 publications receiving 347 citations.
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Journal ArticleDOI
The genomic history of southeastern Europe
Iain Mathieson,Songül Alpaslan-Roodenberg,Cosimo Posth,Cosimo Posth,Anna Szécsényi-Nagy,Nadin Rohland,Swapan Mallick,Swapan Mallick,Iñigo Olalde,Nasreen Broomandkhoshbacht,Nasreen Broomandkhoshbacht,Francesca Candilio,Olivia Cheronet,Olivia Cheronet,Daniel Fernandes,Daniel Fernandes,Matthew Ferry,Matthew Ferry,Beatriz Gamarra,Gloria G. Fortes,Wolfgang Haak,Wolfgang Haak,Eadaoin Harney,Eadaoin Harney,Eppie R. Jones,Eppie R. Jones,Denise Keating,Ben Krause-Kyora,Isil Kucukkalipci,Megan Michel,Megan Michel,Alissa Mittnik,Alissa Mittnik,Kathrin Nägele,Mario Novak,Jonas Oppenheimer,Jonas Oppenheimer,Nick Patterson,Saskia Pfrengle,Kendra Sirak,Kendra Sirak,Kristin Stewardson,Kristin Stewardson,Stefania Vai,Stefan Alexandrov,Kurt W. Alt,Radian Andreescu,Dragana Antonović,Abigail Ash,Nadezhda Atanassova,Krum Bacvarov,Mende Balázs Gusztáv,Hervé Bocherens,Michael Bolus,Adina Boroneanţ,Yavor Boyadzhiev,Alicja Budnik,Josip Burmaz,Stefan Chohadzhiev,Nicholas J. Conard,Richard Cottiaux,Maja Čuka,Christophe Cupillard,Dorothée G. Drucker,Nedko Elenski,Michael Francken,Borislava Galabova,Georgi Ganetsovski,Bernard Gély,Tamás Hajdu,Veneta Handzhyiska,Katerina Harvati,Thomas Higham,Stanislav Iliev,Ivor Janković,Ivor Karavanić,Ivor Karavanić,Douglas J. Kennett,Darko Komšo,Alexandra Kozak,Damian Labuda,Martina Lari,Cătălin Lazăr,Maleen Leppek,Krassimir Leshtakov,Domenico Lo Vetro,Dženi Los,Ivaylo Lozanov,Maria Malina,Fabio Martini,Kath McSweeney,Harald Meller,Marko Menđušić,Pavel Mirea,Vyacheslav Moiseyev,Vanya Petrova,T. Douglas Price,Angela Simalcsik,Luca Sineo,Mario Šlaus,Vladimir Slavchev,Petar Stanev,Andrej Starović,Tamás Szeniczey,Sahra Talamo,Maria Teschler-Nicola,Maria Teschler-Nicola,Corinne Thevenet,Ivan Valchev,Frédérique Valentin,Sergey Vasilyev,Fanica Veljanovska,Svetlana Venelinova,Elizaveta Veselovskaya,Bence Viola,Bence Viola,Cristian Virag,Joško Zaninović,Steve Zäuner,Philipp W. Stockhammer,Philipp W. Stockhammer,Giulio Catalano,Raiko Krauß,David Caramelli,Gunita Zariņa,Bisserka Gaydarska,Malcolm Lillie,Alexey G. Nikitin,Inna Potekhina,Anastasia Papathanasiou,Dusan Boric,Clive Bonsall,Johannes Krause,Johannes Krause,Ron Pinhasi,Ron Pinhasi,David Reich,David Reich,David Reich +138 more
TL;DR: It is shown that southeastern Europe continued to be a nexus between east and west after the arrival of farmers, with intermittent genetic contact with steppe populations occurring up to 2,000 years earlier than the migrations from the steppe that ultimately replaced much of the population of northern Europe.
Posted ContentDOI
The Genomic History Of Southeastern Europe
Iain Mathieson,Songül Alpaslan-Roodenberg,Cosimo Posth,Anna Szécsényi-Nagy,Nadin Rohland,Swapan Mallick,Iñigo Olalde,Nasreen Broomandkhoshbacht,Olivia Cheronet,Daniel Fernandes,Matthew Ferry,Beatriz Gamarra,Gloria G. Fortes,Wolfgang Haak,Eadaoin Harney,Ben Krause-Kyora,Isil Kucukkalipci,Megan Michel,Alissa Mittnik,Kathrin Nägele,Mario Novak,Jonas Oppenheimer,Nick Patterson,Saskia Pfrengle,Kendra Sirak,Kristin Stewardson,Stefania Vai,Stefan Alexandrov,Kurt W. Alt,Radian Andreescu,Dragana Antonović,Abigail Ash,Nadezhda Atanassova,Krum Bacvarov,Mende Balázs Gusztáv,Hervé Bocherens,Michael Bolus,Adina Boroneanţ,Yavor Boyadzhiev,Alicja Budnik,Josip Burmaz,Stefan Chohadzhiev,Nicholas J. Conard,Richard Cottiaux,Maja Čuka,Christophe Cupillard,Dorothée G. Drucker,Nedko Elenski,Michael Francken,Borislava Galabova,Georgi Ganetsovski,Bernard Gély,Tamás Hajdu,Veneta Handzhyiska,Katerina Harvati,Thomas Higham,Stanislav Iliev,Ivor Janković,Ivor Karavanić,Douglas J. Kennett,Darko Komšo,Alexandra Kozak,Damian Labuda,Martina Lari,Cătălin Lazăr,Maleen Leppek,Krassimir Leshtakov,Domenico Lo Vetro,Dženi Los,Ivaylo Lozanov,Maria Malina,Fabio Martini,Kath McSweeney,Harald Meller,Marko Menđušić,Pavel Mirea,Vyacheslav Moiseyev,Vanya Petrova,T. Douglas Price,Angela Simalcsik,Luca Sineo,Mario Šlaus,Vladimir Slavchev,Petar Stanev,Andrej Starović,Tamás Szeniczey,Sahra Talamo,Maria Teschler-Nicola,Corinne Thevenet,Ivan Valchev,Frédérique Valentin,Sergey Vasilyev,Fanica Veljanovska,Svetlana Venelinova,Elizaveta Veselovskaya,Bence Viola,Cristian Virag,Joško Zaninović,Steve Zäuner,Philipp W. Stockhammer,Giulio Catalano,Raiko Krauß,David Caramelli,Gunita Zariņa,Bisserka Gaydarska,Malcolm Lillie,Alexey G. Nikitin,Inna Potekhina,Anastasia Papathanasiou,Dusan Boric,Clive Bonsall,Johannes Krause,Ron Pinhasi,David Reich +113 more
TL;DR: It is shown that southeastern Europe continued to be a nexus between East and West, with intermittent steppe ancestry, including in individuals from the Varna I cemetery and associated with the Cucuteni-Trypillian archaeological complex, up to 2,000 years before the Steppe migration that replaced much of northern Europe’s population.
Journal ArticleDOI
Effect of the Adhesive System on the Properties of Fiberboard Panels Bonded with Hydrolysis Lignin and Phenol-Formaldehyde Resin
TL;DR: In this article , an alternative technological solution for manufacturing fiberboard panels using a modified hot-pressing regime and hydrolysis lignin as the main binder was proposed.
Journal ArticleDOI
Festivals of Jupiter in Lower Moesia
TL;DR: In this article , 14 precisely dated Latin inscriptions have been analyzed for the purpose of studying the festivals in honor of Jupiter, celebrated in the Roman province of Lower Moesia, have not been extensively studied extensively.
Journal ArticleDOI
Evaluation of mycotoxin binder supplementation on production parameters and organ weights in Toulouse geese with experimental aflatoxicosis
Ivan Valchev,T. Stoyanchev,Vanija Marutsova,D. Kanakov,Lazarin Lazarov,Tsanko Hristov,R. Binev +6 more
TL;DR: In this article , the authors evaluated the beneficial effects of a mycotoxin binder (Mycotox NG 0.05%) in 40 day-old Toulouse geese from both sexes with experimental aflatoxicosis.