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Table 5 Correlation coefficients between the six ATR FT-IR indices and six chemical properties of all plant biomass samples collected at both the reproductive stage and the maturation stage (n = 15)

From: Fourier transform infrared spectral features of plant biomass components during cotton organ development and their biological implications

 

I1 730

I1 620

I1 525

I1 235

I1 050

I895

Cellulose

− 0.475

− 0.464

− 0.352

0.894***

0.403

0.644*

Hemicellulose

0.260

− 0.753*

− 0.672*

− 0.653*

0.784**

0.685*

Protein

− 0.408

0.657*

0.726*

− 0.030

− 0.684*

− 0.469

ADL

− 0.423

0.032

0.131

− 0.329

− 0.101

0.302

ADF

− 0.478

− 0.460

0.347

− 0.894***

0.398

0.644*

Ash

− 0.768**

0.194

0.313

− 0.483

− 0.311

0.062

  1. Symbol *, ** and *** indicate the coefficient value significant at P = 0.05, 0.01, and 0.001, respectively