Vegetable Diseases and Their Control - Arden F. Sherf, Alan A. MacNab - Google Libros

http://books.google.de/books?id=kbYNgTGxz4wC&dq=disease+on+spinach+%22Puccinia+aristidae%22&hl=es&source=gbs_navlinks_s

Describes the diseases of important vegetable crops and tells how to control them. Covers all disease types: bacterial, fungal, viral, nematode, and abiotic, and provides information on their cycles. Describes control measures, including resistant…

Category:Shamanism – Wikimedia Commons

https://commons.wikimedia.org/wiki/Category:Shamanism?uselang=de

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Category:Diseases and disorders of plants – Wikimedia Commons

https://commons.wikimedia.org/wiki/Category:Diseases_and_disorders_of_plants?uselang=de

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http://www.deemy.de/Taxa/ItemDescription.cfm?ItemID=110

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http://wayback.archive.org/web/20131029192903/http://www.deemy.de/Taxa/ItemDescription.cfm?ItemID=110

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