Table 10: (a) Eigenvalues and the correlation matrix for the estimated variables of wheat using principal component procedure for inoculated wheat cultivars under different water levels. (b) Eigenvalues and the correlation matrix for the estimated variables of wheat using principal component procedure for noninoculated wheat cultivars under different water levels.
(a)

VariablesPC1PC2PC3PC4PC5PC6PC7PC8PC9PC10PC11PC12

X1−0.293−0.092−0.452−0.003−0.018−0.290−0.5730.035−0.0800.271−0.4550.020
X2−0.311−0.0110.003−0.3970.243−0.0050.3730.420−0.313−0.345−0.3920.006
X3−0.271−0.3730.087−0.0610.1160.771−0.285−0.0960.228−0.125−0.0950.004
X4−0.330.1320.2600.104−0.295−0.113−0.0450.2700.327−0.034−0.021−0.716
X5−0.3160.0410.145−0.202−0.010−0.0510.426−0.6220.1370.409−0.281−0.021
X6−0.2480.138−0.6140.190−0.4180.3520.3580.125−0.1130.1260.1880.023
X7−0.2870.0550.4400.359−0.0350.111−0.135−0.027−0.7160.2020.0800.010
X8−0.294−0.371−0.1030.164−0.194−0.3290.025−0.408−0.081−0.6260.1620.018
X9−0.305−0.297−0.036−0.4390.186−0.173−0.0500.153−0.0120.3140.660−0.019
X10−0.2620.151−0.1520.5370.716−0.0700.1380.0280.228−0.0060.087−0.009
X11−0.1910.737−0.074−0.3270.0750.104−0.314−0.273−0.050−0.2760.1980.003
Y−0.3270.1360.2980.085−0.273−0.125−0.0270.2680.362−0.008−0.0060.697

Eigenvalue7.6201.0720.8050.5740.4810.3900.3260.2480.2360.1670.0800.001
Proportion0.6350.0890.0670.0480.040.0320.0270.0210.020.0140.0070.000
Cumulative0.6350.7240.7910.8390.8790.9120.9390.960.9790.9931.0001.000

X1: tiller numbers/plant, X2: spike length, X3: spikelets/spike, X4: Spike weight/plant, X5: grains/spike, X6: grain weight/spike, X7: 100-grain weight, X8: total chlorophyll content of flag leaf, X9: biological yield/plant, X10: root weight, X11: leaves area, and Y: grain yield.
(b)

VariablePC1PC2PC3PC4PC5PC6PC7PC8PC9PC10PC11PC12

X1−0.290−0.3790.041−0.2610.056−0.044−0.4810.3450.2210.440−0.3230.001
X2−0.264−0.3290.1980.407−0.2350.435−0.178−0.560−0.0620.1460.0430.003
X3−0.290−0.101−0.2170.0480.5320.4990.2110.2110.339−0.1110.329−0.001
X4−0.3150.296−0.3580.288−0.054−0.118−0.1190.085−0.1610.1610.041−0.715
X5−0.298−0.0150.4280.0890.124−0.0740.6640.145−0.2490.348−0.230−0.024
X6−0.2550.3820.526−0.183−0.0040.196−0.3700.24−0.324−0.1590.3380.047
X7−0.284−0.184−0.350−0.5190.1100.1170.058−0.250−0.550−0.240−0.2080.006
X8−0.290−0.3550.056−0.0760.037−0.6230.035−0.1670.044−0.0260.6010.015
X9−0.324−0.1350.1280.348−0.028−0.197−0.0550.1800.122−0.703−0.3930.020
X10−0.2740.068−0.095−0.312−0.7520.1690.2950.1370.319−0.0620.094−0.014
X11−0.2630.4770.145−0.2470.241−0.135−0.035−0.5390.4490.029−0.223−0.020
Y−0.3090.307−0.3900.292−0.058−0.120−0.0680.066−0.1310.2090.0070.697

Eigenvalue7.2001.2310.7640.6610.5500.5010.3600.2670.2100.1660.0880.000
Proportion0.6000.1030.0640.0550.0460.0420.0300.0220.0170.0140.0070.000
Cumulative0.6000.7030.7660.8210.8670.9090.9390.9610.9790.9931.0001.000

X1: tiller numbers/plant, X2: spike length, X3: spikelets/spike, X4: spike weight/plant, X5: grains/spike, X6: grain weight/spike, X7: 100-grain weight, X8: total chlorophyll content of flag leaf, X9: biological yield/plant, X10: root weight, X11: leaves area, and Y: grain yield.