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Table 4 Correlation coefficient between NO3–N content of petioles and trilateral parameters

From: Estimation of nitrate nitrogen content in cotton petioles under drip irrigation based on wavelet neural network approach using spectral indices

Trilateral parameters Correlation coefficients
Dr − 0.80**
SDr − 0.72**
Dy − 0.85**
SDy − 0.59**
Db 0.90**
SDb 0.90**
  1. **Means significant at the level of p < 0.01