{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"By John L. Havlin - Soil Fertility and Fertilizers (8th Edition) (6/15/13)","author_name":"John L. Havlin","thumbnail_url":"https://www.ebooknetworking.net/books/B00/HTJ/bigB00HTJSFYS.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B00HTJSFYS.html\">By John L. Havlin - Soil Fertility and Fertilizers (8th Edition) (6/15/13)</a>","width":400,"height":300}