The results showed that the average contents of soil total potassium STK and soil available potassium SAK were 21.
结果表明：供试土壤中速效钾的动态变化特征各异，其“最低值”的大小和出现的茬数也不相同。
The results showed that the average contents of soil total potassium(STK) and soil available potassium(SAK) were(21.
结果表明，该区土壤有机质层全钾的平均含量为（21。
Soil total potassium content, soil available phosphorus, soil total potassium content and soil available potassium, Their variation is not obvious.
而土壤全磷、土壤全钾、土壤有效磷、土壤有效钾随着土壤深度的增加，其变化规律不明显。
During the whole growing period, the soil available potassium contents were always detracting, but the contents of total potassium in soil had changed little.
在烟株的整个生育过程中，土壤速效钾含量一直在降低，土壤全钾含量变化幅度较小。
Available potassium and slow-released potassium contents were decreased, and total potassium content was changed insignificantly in the soil of mono-application of nitrogen fertilizer.
单施氮肥的土壤，速效钾、缓效钾含量均降低，全钾含量变化不明显。
The content of total potassium of soil in rhizosphere was lower than in the non-rhizosphere, the decreasing extent of total potassium in enrichment genotype was higher than in the common genotype.
籽粒苋根际土壤的全钾含量却低于非根际土壤，富钾基因型的降低幅度大于一般基因型。
No significant difference was found in the soil total phosphorus and potassium between different vegetation community, which might be determined by the sediment deposition in the Dongting Lake.
土壤全磷和全钾含量在不同植被间无显著差异，这与洞庭湖的泥沙淤积有着重要关系。
No significant difference was found in the soil total phosphorus and potassium between different vegetation community, which might be determined by the sediment deposition in the Dongting Lake.
土壤全磷和全钾含量在不同植被间无显著差异，这与洞庭湖的泥沙淤积有着重要关系。
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