pioneer species

基本解释

Tree seedlings of pioneer species and non-pioneers may respond differently to canopy gaps.
先鋒種和非先鋒種可能對林窗産生不同的反應。
Selection of pioneer species is one of the key factors for the restoration of ecosystem in desertification areas.
先鋒樹種選擇是沙漠化地區生態恢複工作的關鍵技術之一。
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The ecological functions of sinking plants, the research on basic theory, and limited factors and pioneer species for the recovery of sinking plants in eutrophicated water body have been reviewed.
文章論述了沉水植物的生態功能，著重介紹了富營養化水躰沉水植被恢複的基礎理論、限制因子、先鋒物種選擇研究的進展。