Journal of Spectroscopy / 2018 / Article / Fig 3

Research Article

Utilization of Machine Vision to Monitor the Dynamic Responses of Rice Leaf Morphology and Colour to Nitrogen, Phosphorus, and Potassium Deficiencies

Figure 3

Dynamic responses of leaf colour to different NPK supplies: (a) N treatment, (b) P treatment, (c) K treatment, and (d) the overall changes in the N, P, K, and normal treatments (average values of the four nutrition levels in each treatment). DAT: day after transplantation.

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