[1]Yancheng Plant Protection Station;
Yancheng 224002;
China;
[2]Yandu Plant Protection Station;
Yandu 224002;
China;
[3]Dongtai Plant Protection Station;
Dongtai 224002;
China;
[4]Tinghu Plant Protection Station;
Tinghu 224000;
China;
[5]Xiangshui Plant Protection Station;
Xiangshui 224600;
China;
[6]Sheyang Plant Protection Station;
Sheyang 224300;
China;
[7]Jianhu Plant Protection Station;
Jianhu 224700;
China;
[8]Funing Donggou Disease and Pest Forecast Station;
Funing 224400;
China;
Cucumber downy mildew; Research progress; Fungicide registration;