In the early 20th century, the British Colonial Office and the Discovery Committee of the British Government undertook a series of major investigations into the biology of whales in the Southern Hemisphere.
Another close relative of the aphids, Daktulosphaira vitifoliae, has also caused extensive damage as a destructive pest. The grape phylloxeran (D. vitifoliae), originally native to eastern North America, feeds on the roots of Vitis vinifera grapes, stunting the growth of or killing its vines.
Sir Joseph Dalton Hooker was one of the most important botanists of the 19th century and Kew Gardens’ most illustrious Director (1865-1885). To celebrate the bicentenary of his birth this year, BHL is joining the Royal Botanic Gardens, Kew to highlight Hooker’s works and contributions as part of the #JDHooker2017 campaign.
Conrad Gesner (1516-1565) was a Swiss naturalist whose Historia Animalium is considered the starting point of modern zoology. 26 March is the anniversary of his birth, and institutions around the world will celebrate #GesnerDay by highlighting his publications and contributions on social media.
BHL’s existence depends on the financial support of its patrons. Help us keep this free resource alive!
The Biodiversity Heritage Library is an open access digital library for biodiversity literature and archives. BHL’s global consortium of natural history, botanical, and research libraries cooperate to digitize and make their collections accessible as a part of a global “biodiversity commons.”
Sign up to receive the latest news, content highlights, and promotions.Subscribe Now
Subscribe to the blog RSS feed to stay up-to-date on all the latest BHL posts.Access RSS Feed