福建省建宁县中华猕猴桃细菌性花腐病的初步调查研究

对福建省建宁县中华猕猴桃（Actinidiachinensis）的几个栽培果园的细菌性花腐病进行了调查．结果表明，该病害的主要症状是花或花苞褐色腐烂，叶呈现角状枯斑．该病的发生、流行与开花期的温、湿度和花的生态位有关．分离、接种、鉴定的结果认为该病的病原属于萨氏假单胞菌（Pseudomonassavastanoi）遗传种．

Preliminary study on bacterial blossom blight of kiwifruit in Jianning County,Fujian Province

Bacterial blossom blight of kiwifruit (Actinidia chinensis) was surveyed in several orchards in Jianning County, Fujian Province. The disease caused rot of floral buds and flowers, and angular spots on leaves. It was found that epidemics of the disease was related with temperature and threshold rainfall (mm) during the periods of blossom, and with the bioecological site of floral buds and flowers. The pathogen was isolated and reproduced typical symptoms when inoculated with the healthy floral buds and flowers by injecting and puncturing, and was identified as genomovar of Pseudomonas savastanoi.