States and Advances of Resistant Studies on Slash Pine to Brown Spot Needle Blight in China

Brown Spot needle blight of pine is one of the most serious pine diseases in south China. Resistance studies on slash pine to brown spot needle blight in China have been made since 1980s. This paper would give a general statement about these researches. Especially,the research advances on selecting resistant slash pine and their resistance mechanisms were reviewed respectively.122 resistant slash pine individuals had been got and 4 ha resistant slash pine seed orchard has been established in Fujian Province. Their resistant mechanisms have been analyzed in general.