贫营养泥炭
贫营养泥炭-
因此，弄清我国贫营养泥炭沉积的物质组成及水化学环境特征，具有重要意义。
Therefore it is significant to investigate composition , physiochemical properties and water-chemical environment in the oligotrophic peat in China .
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东北贫营养泥炭沼泽几种植物的种群生态学研究它们是在近岸泥炭沼泽或沼泽环境中由同期降落的火山灰蚀变而成。
Studies on Population Ecology of Several Plants in the Northeast China 's Oligotrophic Mires ; synsedimentary fallout ash alteration in the nearshore peat swamp and march environment .