深松与免耕频次对黄土旱塬春玉米田土壤团聚体与土壤碳库的影响
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Effects of Subsoiling and No-Tillage Frequencies on Soil Aggregates and Carbon Pools in the Loess Plateau
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图1. 2007—2019年多年平均逐月降雨量及温度 |
Fig. 1. Average monthly rainfall and temperature in 2007-2019 |
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