暗棕壤 [
àn zōng rǎng]
dark brown earth
- 但在暗棕壤和棕壤地带出现峰值。
The highest values are found in dark brown earth and brown earth region. - 在典型暗棕壤中,林分类型不同,土壤养分含量差异显著。
In dark brown forest soil, in different types of stand, soil fertility is more as the gradient is less. - 加拿大西部的棕壤、暗棕壤和黑土区的长期轮作研究表明,适量的肥料能够提高土壤有机质的数量和质量(表6)。
Long-term rotation studies in western Canada′s Brown, Dark Brown and Black soil zones have demonstrated how moderate amounts of fertilizer increase soil organic matter quantity and quality (Table 6).
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