不同覆盖时期和覆盖方式对旱地冬小麦经济和环境效应的影响
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Effects of Different Mulching Periods and Mulching Practices on Economic Return and Environment
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图4. 不同覆盖时期以及覆盖方式下产生的温室气体排放强度 |
Fig. 4. The intensity of greenhouse gas emissions under different mulching period and mulching practices |
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