An Analysis of Vegetation Change Trends and Their Causes in Inner Mongolia, China from 1982 to 2006

Table 4

The slope and F-statistics value of linear regression model of millet yield per unit (𝑡/ℎ𝑎×10⁴).

County (city or banner)	Slope	F-value
Horqin Zuoyi Zhong	0.09	17.1*
Kailu	0.19	55.2*
Horqin Zuoyi Hou	0.08	25.2*
Naiman	0.11	56.1*
Hure	0.07	42.5*
Aohan	0.07	15.7*
Ongniud	0.11	76.8*
Ningcheng	0.18	78.5*
Harqin	0.06	19.9*
Wuyuan	0.05	19.8*
Hanggin Hou	0.06	12.3*
Dengkou	−0.05	6.0*
Ejin Horo	0.08	33.5*
Liangcheng	0.11	45.1*

*Regression model can reach the significance at the 0.05 level.