Analyzing the Effect of Intensive and Low-Input Agrotechnical Support for the Physiological, Phenometric, and Yield Parameters of Different Maize Hybrids Using Multivariate Statistical Methods

Table 2

Regression analysis of the treatments on maize hybrids.

Treatment	Variable	Equation	Parameter
N0	Yield	Y = −9.80 + 1.46 X1 + 1.15 X2	X1: 8leafAPX, X2: 6leafAPX
	Oil	Y = −4.605 + 0.14 X1 + 0.01 X2	X1: 14leafLP, X2: Silking APX
	Protein	Y = 10.24 − 0.45 X1	X1: 8leafAPX
	Starch	Y = −101.5 − 2.703 X1 + 6.447 X2	X1: 8 leaf APX, X2: 14 leaf LP
N1	Yield	Y = 8.88 − 1.39 X1 + 0.44 X2	X1: 14leaf APX, X2: Silking APX
	Oil	Y = 5.80 − 0.03	X1: SPAD
	Protein	Y = 7.30 + 0.18 X1	X1: 14leafAPX
	Starch	Y = 90.71 − 4.17 X1	X1: 6 leaf LP
N2	Yield	Y = 2.60 − 3.72 X1 + 4.39 X2	X1: silking LP, X2: Average LP
	Oil	Y = 4.92 + 0.57 X1 − 0.71 X2	X1: 6 leaf LP, X2: 8 leaf LP
	Protein	Y = 2.56 − 0.43 X1 + 0.13 X2	X1: 14leafLP, X2: 6leafAPX
	Starch	Y = 80.51 − 10.52 X1 + 2.39 X2	X1: 6 leaf LP, X2: moisture