Application of Near-Infrared Spectroscopy to Quantitatively Determine Relative Content of Puccnia striiformis f. sp. tritici DNA in Wheat Leaves in Incubation Period

Table 3

The results of the kQPLS-SVR models for quantification of the relative content of Pst DNA in wheat leaves in the incubation period built when MSC was used as the preprocessing method of the original near-infrared spectra.

The number of attributes	The number of principal components	The number of QPLS models	Training set				Testing set
			R^2	SEC	AARD	RPD	R^2	SEP	AARD	RPD
700	4	5	0.8674	0.4497	0.1427	2.7460	0.8640	0.4668	0.1485	2.7117
700	4	10	0.8792	0.4292	0.1325	2.8769	0.8689	0.4582	0.1464	2.7623
700	4	15	0.9081	0.3744	0.1070	3.2980	0.8694	0.4574	0.1420	2.7674
700	8	5	0.9215	0.3460	0.1148	3.5691	0.8712	0.4542	0.1367	2.7869
700	8	10	0.9238	0.3408	0.1105	3.6234	0.8710	0.4547	0.1372	2.7838
700	8	15	0.9227	0.3434	0.1127	3.5961	0.8730	0.4510	0.1361	2.8062
700	12	5	0.9649	0.2312	0.0780	5.3402	0.8338	0.5160	0.1552	2.4530
700	12	10	0.9645	0.2326	0.0737	5.3083	0.8534	0.4846	0.1444	2.6117
700	12	15	0.9650	0.2311	0.0753	5.3430	0.8395	0.5071	0.1462	2.4962
1400	4	5	0.8726	0.4408	0.1320	2.8013	0.8606	0.4725	0.1467	2.6786
1400	4	10	0.8750	0.4367	0.1304	2.8280	0.8586	0.4760	0.1416	2.6590
1400	4	15	0.9019	0.3869	0.1111	3.1922	0.8652	0.4648	0.1452	2.7232
1400	8	5	0.9272	0.3332	0.1100	3.7056	0.8592	0.4750	0.1442	2.6648
1400	8	10	0.9257	0.3366	0.1159	3.6688	0.8613	0.4713	0.1403	2.6855
1400	8	15	0.9257	0.3366	0.1156	3.6683	0.8634	0.4677	0.1407	2.7060
1400	12	5	0.9709	0.2108	0.0686	5.8573	0.7932	0.5756	0.1653	2.1990
1400	12	10	0.9722	0.2058	0.0636	6.0017	0.7911	0.5785	0.1675	2.1881
1400	12	15	0.9718	0.2073	0.0645	5.9559	0.7929	0.5760	0.1673	2.1973