Grasshopper control /
United States.Entomology Research Division.
United States. Plant Pest Control Division.
United States.Department of Agriculture.
Washington, D.C. : U.S. Dept. of Agriculture,
1964.
Cover title.
"This bulletin and the Agriculture Information Bulletin entitled, 'Grasshoppers: their habits and damage' supersede Farmers' bulletin 2064, Grasshoppers- a new look at an ancient enemy."
Locusts