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本文针对目前北方林业生产中的除草剂、苗圃除草、防火道开设及造林抚育等目前技术上有待进一步完善和开发方面，提出了应正确选择的除草剂品种和混合使用的配方。
In view of the current technologies of herbicides, nursery weeding, fire prevention tunnels, afforestation and so on, which are currently in the north for forestry production, there are currently some technical problems to be further perfected and developed. Herbicides and mixed formulations should be correctly selected.