Exploring the influencing factors of continuous crop residue supply: from the perspective of a sustainable and bioenergy-oriented crop cultivation

Table 4 Results of regression-based decomposition

Feature categories	Variables	Contribution to CV	Percentage (%)
Geographical and climatic conditions	°C	3.62	7.71
	°C ²	0.07	0.15
	TGP	1.37	2.92
Sum		5.06	10.77
Characteristics of crops	PSC	6.75	14.37
	PST	2.62	5.58
	FS	1.79	3.81
	SDI	8.63	18.37
Sum		19.79	42.12
Macroeconomic status	EP	4.57	9.73
Macroeconomic status	EDL	9.03	19.22
Sum		13.6	28.95
	\(a\)	1.69	3.60
	\(\varepsilon\)	6.84	14.56
Sum		8.53	18.16
Total		46.98	100

ISSN: 2192-0567