论文部分内容阅读
稻瘟病是我国水稻上危害性最大的病害。稻瘟病菌接种工作是试验研究工作中一项重要的技术操作,现在简要的介绍一般常用的几种稻瘟病菌接种方法,供各地工作者参考:一、病菌孢子来源孢子来源可分为自然菌与培养菌二种。①自然菌:利用自然发病严重的叶稻瘟与穗颈瘟,用剪刀将病部剪下,在室内湿纱布上行保湿,经24小时后在病部即
Rice blast is the most harmful disease on rice in our country. Inoculation of Magnaporthe grisea is an important technical operation in the experimental research. Now, we briefly introduce several commonly used methods of inoculation of Magnaporthe grisea for reference by workers from all over the world. First, the source of spores of pathogenic bacteria can be divided into natural bacteria And culture of two kinds. ① natural bacteria: the use of natural incidence of severe leaf blast and panicle blast, cut the diseased part with scissors, up wet moisturizing indoors, after 24 hours in the diseased part