Dictionary of Traditional Agriculture: English-French-Chinese-Japanese

plough pan (permanent lowest level of ploughing depth)

Tillage
semelle de labour
plough pan (permanent lowest level of ploughing depth)
水田、畑の耕起の常設底面
すいでん、はたけのこうきのじょうせつていめん
suiden, hatake no kouki no jousetsu teimen
硬結的壟溝底面、硬埂底
硬结的垄沟底面、硬埂底
yingjie de longgou dimian, ying long di