were, eventually thought to be the causes of the loss of pla 

 salld. However, the Siamese Department of Fisheries still 

 has a strong believe that pla'. salid can be raised success- 

 fully in paddy f iel'ds , if proper sites and sufficient 

 amount of water are secured, 'The department' hopes to try 

 the e-xperiment again in terrace-farms in Ghlengmai, where 

 water is plentiful throughout the year and where its natural 

 enemies are mlnim-um-. 



