... 覆盖 Mulch 锯屑状构造 Mulch structure 中性腐植层 Mull ...
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crust and mulch structure 上结下松结构
·2,447,543篇论文数据，部分数据来源于NoteExpress
Cotton canopy structure and yield was determined and analyzed in different water and fertilizer conditions under mulch drip irrigation (MDI) with Xinluzao no. 7 as the test material.
以新陆早7号为试材，进行了不同水肥条件下膜下滴灌棉株群体冠层结构测定和产量结果分析。
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