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加拿大林业除莠剂的使用与水环境薛茂贤根据加拿大农业贸易备忘录，在林业上使用农药必须登记。不列颠哥伦比亚环境保护部农药分部通过农药控制法案，对已登记的农药进行控制管理、出售和应用。林业除旁剂的应用需经联邦政府有关部门鉴定。不列颠哥伦比亚个人也要向环保局...
Forest use of herbicides and water environment in Canada Xue Maoxian According to the Canadian Agriculture Trade Memorandum, the use of pesticides in forestry must be registered. The pesticide division of the British Columbia Department of Environmental Protection controls, markets and applies registered pesticides through the Pesticide Control Act. In addition to the application of forestry by the relevant federal government departments appraisal. British Columbia individuals also have to EPA ...