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Deep placement of reduced nitrogen input strengthens soil water–nitrogen coupling and root–shoot coordination to enhance grain yield in dryland maize
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DOI:10.1016/j.fcr.2026.110648.png)
Abstract
En 中文
• Deep N placement optimizes soil N distribution and promotes root growth in maize. • Moderate N reduction combined with deep placement enhances maize yield by improving photosynthetic capacity. • Reduced N application with deep placement further improves NUE without reducing yield.
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