04 Sep Discover my family tree- Newsletter- September 4, 2021
OLD BONES FOR FERTILIZER? In the 1700's Europe's fields were becoming exhausted. The solution became to use the bones of dead soldiers amongst others to fertilize the fields. Fortunately, a replacement fertilizer was found in the Chincha Islands off of Peru in the form of Guano, 150 feet deep. In November 1802, Prussian geographer and explorer Alexander von Humboldt first encountered guano and began investigating its fertilizing properties at Callao in Peru, and his subsequent writings on this topic made the subject well known in Europe. As many as 160 ships at a time were anchored off the islands while the "hard to recruit" guano...