Show AIRPLANE IS NEED V IN MOSQUITO ITO WAR Poison Is Spread on Water b by Y Aviators CHICAGO April 20 Killing W-Killing mosquitoes by bombarding them with poison shot from airplanes is the latest wrinkle in lighting fighting these malaria malaria ma- ma laria spreaders The method was explained b by L. L J. J Le Prince of the research division of the U. U S S. S public health service today before the Izaak Walton League e of America It is cheaper and less poisonous poison poison- ous than previous methods Le Prince whose experience extends extends' extendS extendS' ex ex- tendS tendS' back to the fight against yellow fever just after the Spanish Spanish American war said the new method consists of spreading h hydrated lime mixed wit with varying percentages of parts green on the surface of the stagnant waters i irl t which malaria spreading malaria spreading mosquitoes breed The combination of oC lime and parts paris green Le Prince said Is not poison poison- Otis ow to human beings or other form of life HIe killing only the wiggle tails of the malaria mosquito The Thc mixture can be bc spread by two men in an airplane in the same pro portions in which the old method of smearing water with oil could be accomplished accomplished ac ac- by 40 men working 10 hours a day seven even da days 3 a week |