             

2                            18                                              

        2  20   4  20              6～10℃                12～16℃      18℃    

       2  20  3  3  20                                                               

        2  20  3  20                                5～6       7～8    

            2  20   3  20                                   8               10    

                                                         

2  14  30                                                         

     2   13  50                                      3   3      

 9    9                                                  