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Near-Infrared Spectroscopy (NIRS) Application for Quantitative Characterization of Edible Grains

Near-Infrared Spectroscopy (NIRS) Application for Quantitative Characterization of Edible Grains

Saba Iqbal1, Salman Khurshid1*, Hafiza Mehwish Iqbal1, Qurrat-Ul-Ain Akbar1, Aqeel Ahmed Siddique3, Saqib Arif1, Shahid Yousaf2, Masooma Munir4, Abdul Karim Khan4, Shazia Arif5,  Abdul Ahad6 and Muhammad Arif7

1Food Quality and Safety Research Institute, SARC, PARC, Karachi University Campus, Karachi, Pakistan; 2Food Science Research Institute, NARC, PARC, Islamabad, Pakistan; 3Institute of Plant Introduction, SARC, PARC, Pakistan; 4Mountain Agricultural Research Center, PARC, Gilgit, Pakistan; 5University of Karachi, Karachi, Pakistan; 6Outreach Research Activities Unit, PARC-SARC, Karachi, Pakistan; 7Zarai Taraqiati Bank Limited, Islamabad, Pakistan.

 
*Correspondence | Salman Khurshid, Food Quality and Safety Research Institute, SARC, PARC, Karachi University Campus, Karachi, Pakistan; Email: Salmankhurshid67@gmail.com 

Figure 1:

Near infrared spectroscopy schematic diagram.

Figure 2:

Representative NIR-spectra of wheat hardness.

Figure 3:

Comparison of near-infrared (NIR) spectrometry with reference methods for hardness of wheat.

Figure 4:

Differences between NIR and hardness index values.

Figure 5:

Correlation coefficients (r) between harness values of near-infrared (NIR) spectrometry and reference methods.

Figure 6:

Hardness values of medium and hard group of wheat samples.

Figure 7:
Correlation coefficients (r) between NIR and hardness index values of medium and hard wheat samples
Equation 1

Pakistan Journal of Agricultural Research

December

Vol.36, Iss. 4, Pages 297-403

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