Misc. Pub. 336, U. S. Dept. of Agriculture 



PLATE 1 



A, Anopheles breeding pool in a cypress swamp; B, airplane dusting of paris green 

 for Anopheles control in a swamp lake in Louisiana. The lake has a dense 

 marginal growth of water chinquapin or American lotus (Nelumbo luted), with 

 waterlilies (Nymphaea sp.) and other aquatic vegetation in the middle. 



