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                                         Figure 3.7. Distance representation


                          General  topographical  maps  usually  have  scales  ranging  from
                  1:50000  to  1:250000.  These  are _________.  In  most  countries, 1:50000
                  maps  are  now  available.  You  can use  these  for  general  planning  of

                  aquaculture development, including the planning of your farm.
































                                                      Figure 3.8. Scales





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