The advantages and disadvantages of existing tree container seedlings are introduced and in view of the existing problems with current tree container seedlings, 2 PHX-45combined tree seedling nursery tray is designed and developed.% 介绍了现有林木容器育苗的优势和不足,针对目前容器育苗存在的问题开发设计了2PHX-45型组合式林木育苗穴盘。
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