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Colletes opacus

Known as: Colletes opacus Friese 
National Institutes of Health

Papers overview

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Review
2019
Review
2019
The genera of the nitiduline tribe Cyllodini occurring in Australia are reviewed and a key is provided for their separation. Each… 
2006
2006
Bij een deel van de melkveehouderijbedrijven in de Noordelijke Friese Wouden (NFW) leeft de wens om mest bovengronds te mogen… 
2001
2001
This paper investigates the market for knowledge by theoretically identifying the costs associated with transferring knowledge…