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青椒疫病是我国蔬菜上的严重病害,上海地区发病严重的青椒地病株死亡率达70％,上海市农业科学院植物保护研究所应用生物学平衡原理和生物防治的基本原理开展了研究,主要取得如
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青椒疫病是我国蔬菜上的严重病害,上海地区发病严重的青椒地病株死亡率达70％,上海市农业科学院植物保护研究所应用生物学平衡原理和生物防治的基本原理开展了研究,主要取得如下结果: 一、对上海郊区青椒疫病菌的种类进行了鉴定,明确疫病菌的种类是辣椒疫霉菌(Phytophoracapsici)。对该菌有关有性世代的研究,明确具有三种配合型,在上海地区属首次报道。 二、对青椒疫霉菌在土壤中数量的年变化研究,掌握了四季菌量变化和土层内分布情况,以及繁
Green pepper disease is a serious disease on vegetables in our country. The mortality of green pepper disease in Shanghai is 70%. The Institute of Plant Protection of Shanghai Academy of Agricultural Sciences has carried out research on the principles of biological balance and biological control, The following results were obtained: First, the species of the green peppers in the suburbs of Shanghai were identified, and the species of Phytophora capsici was identified as Phytophthora capsici. The study of the sexual generation of the bacteria, clearly with three types, the first report in Shanghai. Second, the annual change of the amount of green pepper Phytophthora in the soil, grasped the seasonal changes in the amount of bacteria and soil distribution, as well as
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