{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"The Yukpa cultivation system : a study of shifting cultivation in Colombia and Venezuela","author_name":"Kenneth. Ruddle","thumbnail_url":"https://www.ebooknetworking.net/books/noimage.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B007EQT89W.html\">The Yukpa cultivation system : a study of shifting cultivation in Colombia and Venezuela</a>","width":400,"height":300}