
Oudômxai
(19% of total soybean production)

Houaphan
(17% of total soybean production)

Champasak
(14% of total soybean production)

Xaignabouri
(13% of total soybean production)

Louangphrabang
(10% of total soybean production)
![Vientiane [prefecture]](https://ipad.fas.usda.gov/rssiws/images/seasia/insets/seasia_lao013_gadm_2222000.gif)
Vientiane [prefecture]
(10% of total soybean production)

Xiangkhoang
(7% of total soybean production)