{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Campbell's 1907 Soil Culture Manual: A Complete Guide To Scientific Agriculture As Adapted To The Semiarid Regions","author_name":"Herbert W. Campbell","thumbnail_url":"https://www.ebooknetworking.net/books/054/854/big0548544727.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-0548544727.html\">Campbell&#039;s 1907 Soil Culture Manual: A Complete Guide To Scientific Agriculture As Adapted To The Semiarid Regions</a>","width":400,"height":300}