473 
Practical  Measures- 
[a)  Mosquito  Reduction  . 
1.  Rivers  and  Swamps  . 
1 .  Drainage  and  filling  in  . 
2.  Keep  outlets  to  sea  open . 
3.  Clear  grass  and  weeds  . 
4.  Deepen  pools  . . . 
5.  Trenching  .  .  . 
6.  Admit  salt  water  . 
7.  Canalize  small  streams  . 
8.  Application  of  Crude  Kerosene  . 
2  Treatment  of  Shallow  ditches  and  gutters . 
Cement  drains  . . 
Keep  clear  of  grass  and  weeds . 
Oil  . : . 
3.  Cattle  ponds,  etc.  Keep  clear  of  weeds . 
Deepen  the  edges  . 
Oil  . 
4.  Accidental  Pools:  Fill  up  or  sweep  out . 
Oil  . 
5.  Wells  :  Keep  clean . 
Screen  . 
6.  Drainage  Trenches  :  Keep  clean  . 
Oil  . ” 
7.  Irrigation  Canals  . . . 
Legislation . 
ib)  The  Infected  Individual  (case  reduction). 
1.  Mosquito  net  . 
2.  Mosquito-proof  houses  . 
Police  Barracks  . 
Public  Hospitals  . 
Coolie  Barracks  . 
3.  Quinine  Prophylaxis  . 
{a)  Police  . 
(b)  Coolies  . 
{c)  Children  :  Regular  Splenic 
Inspection  of  Children.. 
(d)  General  Population  . 
1.  Free  Distribution  . 
2.  Ready  Distribution  . 
Quinine  Dispensers  . . 
.  3.  Plentiful  Distribution  . 
Quinine  during  acute  attacks . 
X.  Anti-malarial  Organisations . 
1.  Central  Malarial  Board  . 
2.  Local  Boards  . 
Staff:  {a)  Medical  Officer’s  Duties  . 
{b)  Mosquito  Gangs’  Duties  . 
[c)  Quinine  Dispensers’  Duties... . 
XL  Cost . 
XII.  Necessity  for  Education  . 
XIII,  Summary  . 
H.XOF 
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530 
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532 
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533 
534 
534 
534 
534 
535 
535 
535 
535 
537 
