Analysis of Agricultural Biomass Energy Use and Greenhouse Gas Reduction Evidence from China

Table 2

Stubble height of four main crops harvested in different ways.

Crop	Harvesting methods	Plant height (cm)	Stubble height	αj	βj
Wheat	Artificial harvesting	85	6	0.93	0.83
	Mechanized harvesting		25	0.71	0.73
Rice	Artificial harvesting	100	7	0.93	0.83
	Mechanized harvesting		16	0.84	0.74
Corn	Artificial harvesting	250	6	0.98	0.85
	Mechanized harvesting		15	0.94	0.90
Cotton	Artificial harvesting	100	6	0.93	0.82
	Mechanized harvesting		10	0.95	0.86

Source: Ministry of agriculture, PRC.