Bul. 1098, U. S. Dept. of Agriculture. 
PLATE VII. 
Fic. 1.—View across Bayou Walnut, after clearing, 209 yards above site of dam. Compare with 
Plate III, Figure 3. 
Fic. 2.—View across Bayou Walnut, after clearing, 300 yards above site of dam. Compare with 
Plate IV, Figure 1. 
Fic. 3.—View across Bayou Walnut, after clearing, 800 yards above site of dam. 
IMPOUNDING WATER TO CONTROL MALARIA MOSQUITOES. 
