更改

== 标题 ==
杀虫剂污染简介——杀虫剂对自然环境的污染
 
== 关键词 ==
''' '''
== 正文 ==
== 参考资料 ==
1. Zhang D, Zhang X. Nong Yao Wu Ran Yu Fang Zhi. Beijing Shi: Hua xue gong ye chu ban she; 2001.
匿名用户