Studies on the soil displacement by rotary tillage. III. On the relation between tilling pitch and the soil-overturning by down-cut rotary tillage
ロータリ耕うんにおける耕土の移動に関する研究 第3報 耕うんピッチと土壌の反転性との関連

Shoji MORIIZUMI, Naotaka HAYASHI, Chikara YAMAMORI
1990 Japanese Journal of Farm Work Research  
doi:10.4035/jsfwr.25.142 fatcat:naugwqgt6fcyhlghen7zzfbj4m