Title: Emulsions of wormseed oil and of carbon disulfide for destroying larvae of the Japanese beetle in the roots of perennial plants /
Authors: Leach, B. R. 1892-; Johnson, John Peter, 1899-; United States.
Publisher: U.S. Dept. of Agriculture,
Year: 1925
Subjects: Japanese beetle Control.; Perennials Diseases and pests.
Abstract: And conclusions. pp. 16.
Contents: The plants concerned. pp. 1.