【摘要】 目前在湛江、汕头、海南岛及广州附近的东圃、黄埔和罗岗等菠萝主产区有十种病害。本文报道了一个新种(Phomopsis ananasspe)3个国内新记条种(Annellnlacinia dinemaso porioides Curvlaria eragrostidis Asterinella stuhlmanni) 另两个种系国内首次在菠萝上发生危害(Botryodiplodia theobromae Pestalotia microspora)并首次报道了菠萝疫霉的交配型。对新种作了拉丁文描述,各病原菌有症状和形态图。对广东省当前的菠萝病害作了讨论。更多还原

【Abstract】 Identificating the fungal diseases of the famous fruit （Ananaa comosus （L.）Merr.）in Guangdong province of Chlna,we have found 10 diseases. They are. the heart rot caused by Phytophthora nicotianae var. parasitica（Daster） Waterhouse A₂; the fruit rot, basal rot and leaf spot caused by Thielaviopsi paradoxa （de Seymes） V.Hohm.; and other leaf spots caused respectively by Phomopsis ananassae Xiang et P.K.Chi, Annellolacinia dinemasporioides Sutton,Colletotrichum gloeosporioides （Pens.） Sacc., Curvularia eragrostidsi （P. Henn.） Meyer, Betryodiplodia theobromae Pat., Asterinella stuMmanni（P. Henn. ） Theiss., PestaIotia ananas Saw ada,P.micro spora Speg. The most important diseases are the heart rot and fruit rot which cause serious damages and great losses in production of pineapple. Among the leaf spot fungi, there are one new species, three new records in China and two new records on pineapple of China. The mating type of phytophthora on pineapple is reported for the first time. Latinescription （for the new species） and a diagnostic key with reference to symptomatic and morphological photographs are given for the all pathogens.更多还原