id	author	title	date	pages	extension	mime	words	sentence	flesch	summary	cache	txt
afs-5765	LEHTINEN, A.; HANNUKKALA, A.	Oospores of Phytphthora infestans in soil provide an important new source of primary inoculum in Finland	2004	12	.pdf	application/pdf	7212	375	67	© Agricultural and Food Science Manuscript received November 2003 Oospores of P hytophthora infestans in soil provide an important new source of primary inoculum in Finland Ari Lehtinen and Asko Hannukkala MTT Agrifood Research Finland, Plant Production Research, Plant Protection, FI- 31600 Jokioinen, Finland, e-mail: ari.lehtinen@mtt.fi and asko.hannukkala@mtt.fi There have been numerous indications since the 1990s that oospore-derived primary infections play an in- creasing role in the epidemiology of potato late blight. Key words: potatoes, Solanum tuberosum, potato late blight, Phytophthora infestans, epidemiology, oospores, mating type, sexual reproduction, soil borne inoculum Introduction Potato late blight, which is caused by the oomyc- ete Phytophthora infestans (Mont.) de Bary, is a worldwide devastating disease of potatoes.	cache/afs-5765.pdf	txt/afs-5765.txt