• 围封 - 引用次数：3

  Effects of the enclosuring,shallow ploughing and overgrazing on the soil seed bank in degraded Leymus chinensis meadow grassland were studied.

  应用幼苗萌发法比较研究了浅耕翻改良、围封改良和自由放牧对退化羊草草甸草地土壤种子库的影响。

  参考来源 - 围封、浅耕翻改良对退化羊草草甸草地土壤种子库的影响

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