Coef.

Std. Err.

z

p > |z|

Number of family labor force (x1)

0.1454768

0.13091

1.11

0.266

Educational level of head of household (x2)

0.1643735

0.1917291

0.86

0.391

The distance from the family to the nearest agricultural trade market (x3)

0.012789*

0.0073172

1.75

0.080

Existing tea planting scale (x4)

0.0008861

0.0011469

0.77

0.440

Planting years (x5)

−0.0499294**

0.0233296

−2.14

0.032

Number of households trained in agricultural technology (x6)

0.2476352***

0.0704413

3.52

0.000