| 摘要 |
PROBLEM TO BE SOLVED: To provide a luminous seed of a grape cluster model comprising an electric wire and a control and electric part wherein a light source and the light source via an optical fiber are provided in the seed of the grape cluster model, and an electricity wherein how to be luminous or the like is controlled is supplied to the light source. SOLUTION: One case comprises the electric wire 6 and the control and electric source part 5 wherein the light source 3 is provided in the seed 2 of the grape cluster model 1, and the electricity wherein how to be luminous or the like is controlled is supplied to the light source 3. Another case comprises the electric wire and the control and electric source part wherein one end of the optical fiber is provided in the seed of the grape cluster model, the light source is provided in the other end, and the electricity wherein how to be luminous or the like is controlled is supplied to the light source.
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