Exogenous Melatonin Compensates for Moderate Nitrogen Reduction in Upland Rice by Optimizing Leaf Nitrogen Allocation and Photosynthetic Metabolism
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Moderate nitrogen (N) reduction can lower production costs in upland rice but may constrain photosynthesis, N assimilation, and yield formation. Melatonin has the potential to regulate photosynthesis and nutrient metabolism; however, whether it improves the ef... ...