OCR Text |
Show , ! Wot Oil Employed to Wipe Out Mosquitoes . Hot fuel oil, sprayed along the stures of the lakes iu the Canal zone, Is a most efllcuclous wenpon against malaria-laden mosquitoes. This oil, a , big factor In the light which Is cul- . mlnatlng In certain abolition of the Insect In-sect has destroyed breeding places In the Pedro Miguel and Gatura lakes. The method used to spray the oil necessitates the use of a rowbout car-, car-, rylng a tank containing 150 gallons of oil, and a crew of three men. One '- man rows, one vorks a hand pump and the other handles the spray nos-sle. nos-sle. The hot oil Is snrayed on the shore line as fust as the boat can be , - propelled. This surface filming has been found positive and complete, - Wind action and wavelets curry the o'tl into every nook and cranny, even ' to a considerable distance from the point of application. A rigid Inspection Inspec-tion follows every oiling to determine If It tins been done thoroughly. Elsewhere than in the lake areas, mopqulto breeding Is controlled chiefly by training of streams and by draining and fllMng. t |