共 50 条
- [36] Policy and regulations for registration of microbial organisms in Denmark PHYTOPROTECTION, 1998, 79 : 5 - 9
- [37] Regulations on registration of a fetus papyraceus need to be revised BRITISH MEDICAL JOURNAL, 1997, 314 (7090): : 1352 - 1353
- [38] Policy and regulations for registration of microbial organisms in Canada PHYTOPROTECTION, 1998, 79 : 3 - 4