PROBLEM TO BE SOLVED: To provide a spacer for a feeding damage preventing device, a feeding damage preventing device and construction methods for a feeding damage prevention, where for an extended period of time, a space for plant growth can be secured stably and the device hardly sinks in ground, and a transportation cost can be reduced.;SOLUTION: The spacer is interposed between a net body 1 arranged in a state of floating from ground G in a protection area and the ground G, and secures a plant growing space S between the net body and the ground G. The spacer includes a first timber 11 placed on the ground G side and a second timber 12 placed in an overlapping manner on the first timber 11.;COPYRIGHT: (C)2015,JPO&INPIT
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