Ground Truthing and Physiological Validation of Vis-NIR Spectral Indices for Early Diagnosis of Nitrogen Deficiency in cv. Barbera (Vitis vinifera L.) Grapevines
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DOI: 10.3390/agronomy9120864
Abstract: Several narrow or broadband spectral indices can be calculated at varying spatial and spectral resolution, which can then be correlated with the physiological and nutritional status of the leaves. In a three-year trial carried out… read more here.
Keywords: nitrogen; spectral indices; physiological validation; barbera ... See more keywords