{"version":"1.0","type":"rich","provider_name":"EbookNetworking","provider_url":"https://www.ebooknetworking.net","title":"Effect of Sulfur and Manure on Availability of Rock Phosphate in Soil, 1917, Research Bulletin, Number 43 : .","author_name":"P. E. and Gwinn, A. R. Brown","thumbnail_url":"https://www.ebooknetworking.net/books/B00/3FV/bigB003FVVJVU.jpg","thumbnail_width":330,"thumbnail_height":500,"html":"<a href=\"https://www.ebooknetworking.net/books_detail-B003FVVJVU.html\">Effect of Sulfur and Manure on Availability of Rock Phosphate in Soil, 1917, Research Bulletin, Number 43 : .</a>","width":400,"height":300}