PROBLEM TO BE SOLVED: To facilitate responses to difference in ridge width caused by various crop conditions, area, etc.;SOLUTION: In the ridging fertilizer applicator that is equipped with a tilling and ridging apparatus A, a tilling shaft 15b of a tilling rotary 6 equipped with a pair of mutually facing disks 25R and 25L between ridges formed by a ridge forming tool 7 and that stirs fed granules together with soil by tilling tines 23R and 23L arranged between the facing disks 25R and 25L, a pair of boss bodies 21 and 24 each separately equipped with the pair of the disks 25R and 25L are furnished with the tilling tines 23R and 23L bent so as to throw tilled soil in the opposite direction to a disk existence side at a fixed interval M from the disks 25R and 25L, the pair of the boss bodies 21 and 24 are slidable from the tilling shaft 15b and are fixed at prescribed positions and an interval W between the pair of the disks 25R and 25L is adjustable.;COPYRIGHT: (C)2011,JPO&INPIT
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