昭苏山地草甸4种典型土地利用方式下的土壤呼吸特征
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Soil respiration features of mountain meadows under four typical land use types in Zhaosu Basin
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图7. 不同利用方式草地土壤酶活性的变化(平均值±标准偏差)。CR, 农田; LG, 豆禾混播草地; NG, 围封草地; RG, 补播草地。 |
Fig. 7. Soil enzyme activities in four plots with different land use types (mean ± SD). CR, cropland; LG, legume-grass mixture; NG, natural grassland; RG, reseeding grassland. |
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