spiral plowing, spiral ploughing Labour en spirale France, 20th century (1922). Larousse agricole, Paris, 1922. Category Tillage French labour en spirale English spiral plowing, spiral ploughing Japanese Kanji 廻り耕法 Kana まわりこうほう Translitération mawari-kôhô Chinese Traditional 螺旋耕作 Simplified 螺旋耕作 Pinyin luoxuan gengzuo Preceding entry Next entry
