河北夏蝗大发生与气象条件的关系
Relationships between outbreaks of Locusta migratoria summer population a
nd meteorological conditions in Hebei.
姚树然;1李春强;1王贵生2
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DOI:
作者单位:1.河北省气象科学研究所石家庄050021 2.河北省植保总站石家庄050011
中文关键词:夏蝗, 气象因子, 合成分析, 秩相关
英文关键词:summer populations of Locusta migratoria; meteo
rological factors; compound analysis; order correlation
中文摘要:利用合成分析和秩相关系数2种方法,分析了河北2种生态类型蝗区中夏蝗Locusta migrat
oria L.发生程度与
气象条件的关系,以确定影响夏蝗大发生的关键气象因子。结果表明:2个类型蝗区大发生
年以前一年5月至当年夏蝗出土以前的气温偏高、降水偏少为主;前一年6月下旬
英文摘要:Compound analysis and Spearman order correlation methods were used to analyze th
e relationship between the intensity of Locusta migratoria L. in summer
and meteorological conditions in 2 ecological regions (costal areas and billab
ong areas) in