Comparing Relationships among Yield and Its Related Traits in Mycorrhizal and Nonmycorrhizal Inoculated Wheat Cultivars under Different Water Regimes Using Multivariate Statistics
Table 2
A matrix of simple correlation coefficients () for the measured variables of wheat under inoculation (In) and noninoculation (non-In) conditions and different water levels.
X1
X2
X3
X4
X5
X6
X7
X8
X9
X10
X11
X2
In
0.633**
Non-In
0.611**
X3
In
0.569**
0.622**
Non-In
0.625**
0.562**
X4
In
0.649**
0.724**
0.609**
Non-In
0.492**
0.484**
0.627**
X5
In
0.598**
0.757**
0.615**
0.784**
Non-In
0.553**
0.576**
0.602**
0.563**
X6
In
0.663**
0.544**
0.444**
0.564**
0.537**
Non-In
0.448**
0.392*
0.415*
0.555**
0.615**
X7
In
0.508**
0.614**
0.590**
0.786**
0.676**
0.402*
Non-In
0.688**
0.467**
0.668**
0.566**
0.494**
0.381*
X8
In
0.728**
0.638**
0.647**
0.686**
0.686**
0.545**
0.602**
Non-In
0.762**
0.565**
0.506**
0.528**
0.654**
0.335*
0.645**
X9
In
0.743**
0.819**
0.708**
0.679**
0.747**
0.457**
0.553**
0.727**
Non-In
0.680**
0.701**
0.642**
0.711**
0.721**
0.538**
0.533**
0.758**
X10
In
0.594**
0.580**
0.468**
0.599**
0.576**
0.510**
0.579**
0.527**
0.500**
Non-In
0.533**
0.484**
0.448**
0.602**
0.533**
0.503**
0.601**
0.490**
0.554**
X11
In
0.406*
0.473**
0.179ns
0.517**
0.493**
0.424*
0.386*
0.146ns
0.283ns
0.415*
Non-In
0.370*
0.278ns
0.486**
0.658**
0.564**
0.713**
0.468**
0.421*
0.492**
0.491**
Y
In
0.625**
0.721**
0.601**
0.998**
0.789**
0.533**
0.782**
0.668**
0.678**
0.594**
0.515**
Non-In
0.468**
0.466**
0.620**
0.993**
0.554**
0.525**
0.556**
0.510**
0.689**
0.601**
0.655**
and **: Significant at 5%, 1% level of probability. ns: not significant. 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.