| 摘要 |
PROBLEM TO BE SOLVED: To enable to reduce the number of part items and facilitate an assembly operation, a maintenance operation and the like by using attaching cases having the same shape in bilateral fertilizer tanks and enabling to oppositely install fertilizer feeding devices even when the fertilizer feeding devices are oppositely arranged under the fertilizer tanks installed to both left and right sides of a machine body. SOLUTION: Attaching cases 16 of the aforesaid fertilizer feeding devices 10 are installed to another body from a fixing unit 21 of a power transmitting mechanism to the feeding device. The attaching cases 16 of the aforesaid fertilizer feeding devices are formed in a longitudinally symmetric form to the machine body and left and right fertilizer feeding devices are brought to be attachable by reversing the attaching cases 10 having the same shape.
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