The regression model based on near-infrared spectroscopy cannot be used in its present form to predict the size of SOC pools in “new” topsoil samples

2018 ◽  
Author(s):  
Lauric Cécillon
2017 ◽  
Vol 38 (1) ◽  
pp. 109-116 ◽  
Author(s):  
王儒敬 WANG Ru-jing ◽  
陈天娇 CHEN Tian-jiao ◽  
汪玉冰 WANG Yu-bing ◽  
汪六三 WANG Liu-san ◽  
谢成军 XIE Cheng-jun ◽  
...  

2020 ◽  
Vol 118 ◽  
pp. 103638
Author(s):  
Victor Vagné ◽  
Emmanuelle Le Bars ◽  
Jérémy Deverdun ◽  
Olivier Rossel ◽  
Stéphane Perrey ◽  
...  

2001 ◽  
Vol 9 (2) ◽  
pp. 117-122 ◽  
Author(s):  
Armin Thumm ◽  
Roger Meder

Near infrared (NIR) spectroscopy has been used to predict the modulus of elasticity (stiffness) of samples taken from knot-free sapwood specimens of radiata pine ( Pinus radiata D. Don). The method shows the potential of using NIR spectroscopy for assessment of lumber stiffness. A model based on NIR spectra taken on the radial face of 404 samples of radiata pine clearwood was established to predict stiffness. Samples were moved past the detector at a rate of 900 mm min−1. This model then was used to predict the stiffness of a further 80 samples and the results show an error in prediction of 14% of the mean measured value.


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