Prediction of Grain Yield in Henan Province Based on Grey BP Neural Network Model

<div>Spatial distribution of regional grain yield in Henan province. (a) Regional grain yield in 2015. (b) Regional grain yield in 2020. (c) Regional grain yield in 2025.</div>

Discrete Dynamics in Nature and Society

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Figure 8

Figure 8: Prediction of Grain Yield in Henan Province Based on Grey BP Neural Network Model 