SPAD dynamics in maize crop with precision nitrogen management under rain-fed and irrigated conditions.

Sci Rep · 2025 · PMC12215580 · PMID 40596103

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an increasing trendno p-value reported

Degree of correlation (r) between SPAD readings and seed yield revealed an increasing trend from 43 to 85 DAS indicating strong positive correlation with the yield and SPAD values, under irrigated condition.

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