soil seed-bank

基本解释

The density of soil seed bank decreased sharply in fixed dunes, semi-fixed dunes and flat dunes with the deepening of layer thickness;
垂直方向上固定沙丘、半固定沙丘与平沙地土壤种子库含量随深度的增加而越来越少；
The soil seed bank in logging gaps of different sizes and ages was studied in Populus davidiana-Betula platyphylla secondary forests in Changbai Mountain.
研究长白山杨桦次生林不同大小采伐林隙的土壤种子库特征。
The soil seed bank in Qinghai-Tibetan Plateau "Black Soil Type" degraded meadow was studied by soil analysis sifter under the condition of room temperature experiment.
采用土壤分析筛对青藏高原“黑土型”退化草地的土壤种子库进行浓缩，室温下进行萌发。
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