H
Hayo H. W. Velthuis
Researcher at Utrecht University
Publications - 55
Citations - 2974
Hayo H. W. Velthuis is an academic researcher from Utrecht University. The author has contributed to research in topics: Bombus terrestris & Brood. The author has an hindex of 26, co-authored 55 publications receiving 2747 citations. Previous affiliations of Hayo H. W. Velthuis include University of São Paulo.
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A century of advances in bumblebee domestication and the economic and environmental aspects of its commercialization for pollination
TL;DR: L'acceptation rapide des bourdons et leur vaste introduction en tant que pollinisateurs peut s'expliquer par les avantages economiques par rapport aux techniques plus anciennes, souvent artificielles are presente l'evolution dans l'expansion mondiale.
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Development and reproductive strategies in Bombus terrestris colonies
TL;DR: The development and the reproductive output of 26 Bombus terrestris colonies were investigated and the loss of dominance by the queen was expressed by the beginning of aggression on the part of queen and workers, worker oviposition, oophagy and the functional elimination of the queen.
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Bionomics of the Large Carpenter Bees of the Genus Xylocopa
TL;DR: The large carpenter bees of the genus Xylocopa include more than 730 species, which are grouped into 48 subgenera, and include some of the largest bees, often exceeding 3 cm in length.
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Ovarian development in apis mellifera worker bees
TL;DR: In Apis mellifera melliferA the ovary of a worker bee possesses on the average three to five ovarioles, although the maximum number may be much higher (up to 21).
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Ovarian development and egg laying in workers of Bombus terrestris
TL;DR: Answers were sought to three questions to the regulation of oogenesis and ovipositions by the bumblebee queen and by her workers.