论文部分内容阅读
湖北省梨园两种新害虫介绍湖北农学院（４３４１０３）李传仁吴应荣周世攀１梨花蕾蛆（ＤａｓｉｎｅｕｒａＳＰ．）梨花蕾蛆（ｐｅａｒｂｌｏｓｏｍｍｉｄｇｅ）属双翅目瘿蚊科，１９８７年在京山县太子山林场梨园大发生，１９９０年波及至邻近的五三农场大片梨园，造成了...
Introduction of two new pear pests in Hubei Province Hubei Agricultural College (434103) Li Chuanren Wu Yingrong Zhou Shiban 1 pear buds (DasineuraSP.) Pear buds maggot (Pearblosommidge) is a Diptera, , 1990 spread to the nearby five or three farms large pear, resulting in ...