1) history of locust disasters
蝗灾历史
2) history of disaster reduction
减灾历史
3) historical drought
历史旱灾
1.
Based on historical drought catastrophes records of China in recent 500 years, the major drought cases arc investigated to explore the regularities of drought catastrophes.
基于我国近500年历史旱灾资料,对其中持续特大干旱及旱灾个案进行了分析,并对其规律进行了探讨。
4) historical calamities
历史灾害
5) historical flood disaster method
历史水灾法
1.
The applicability of hydrology method,historical flood disaster method andhydraulics method in analyzing flood risk of small watershed is introduced in the paper.
分析了水文学法、历史水灾法和水力学法在小流域洪水风险分析中的适用性。
6) locust
[英]['ləʊkəst] [美]['lokəst]
蝗灾
1.
The historical and present situation of the natural calamities of flood,drought and locusts which have occured since 1612 in Guangxi are expounded systematically.
论证了旱、涝灾害与蝗灾之间的相互关系，认为：在东亚飞蝗未彻底根治之前，旱、涝灾害与自然地理环境等生态因素的相互作用和互相配合，是造成飞蝗大发生的重要根源。
2.
Locust was one of the most important agricultural pests in China though the methods and technology of locust control were developed, there were happened such as Locusta migratotria manilensis, Locusta migratotria migratoria in somewhere, effected by abnormal climate and variety of agro-entironment.
<正> 长期以来,蝗虫一直是影响中国农业生产的重要害虫之一,上世纪中期后期,中国政府投入大量的人力和物力致力于蝗灾的控制,使蝗虫的发生规模和危害损失明显下降。
补充资料：《地理学：它的历史、性质和方法》
见A.赫特纳。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条