ROTARY IMPLEMENT FOR EXTERMINATING ORGANISM IN SOIL

摘要

PROBLEM TO BE SOLVED: To improve extermination effect in a rotary implement for exterminating organisms in soil in which extermination to organisms which live in soil can be carried out during rotary operation. SOLUTION: In the rotary implement, a plurality of tillage tine 2 extending radiately from the axial circumference of a tilling shaft 1 and curved on these top sides are installed on the axial circumference of the tilling shaft 1 and plowing/soil puddling operation is carried out by rotation of the tilling shaft 1. Tines 3 for extermination having cut faces which are vertical to the tilling shaft 1 are disposed at positions located on the curved sides of positions at which the tillage tines 2 are installed and within the curved width W and at the forward positions in the rotation direction of the tilling shaft 1 from the installed positions or at the positions installed side by side on the installed positions in accordance with each of tillage tines 2. COPYRIGHT: (C)2005,JPO&NCIPI