Insecticide studies. I. Pyrethrum powders containing poisonous metals. II. A compilation of analyses of insecticides and fungicides. III. State laws governing the composition and sale of insecticides.
Haywood, J. K. 1873-1928.
Insecticide studies. I. II. III. Pyrethrum powders containing poisonous metals. A compilation of analyses of insecticides and fungicides. State laws governing the composition and sale of insecticides. By J.K. Haywood ... - Washington, Govt. Print. Off., 1903. - 63 p. incl. tables. 23 cm. - U.S. Dept. of Agriculture. Bureau of Chemistry. Bulletin no. 76 . - United States. Division of Chemistry. Bulletin ; no. 76. .
agr09001109
Insecticides.
Fungicides.
S585 / .A1 no. 76
1C42B no.76
Insecticide studies. I. II. III. Pyrethrum powders containing poisonous metals. A compilation of analyses of insecticides and fungicides. State laws governing the composition and sale of insecticides. By J.K. Haywood ... - Washington, Govt. Print. Off., 1903. - 63 p. incl. tables. 23 cm. - U.S. Dept. of Agriculture. Bureau of Chemistry. Bulletin no. 76 . - United States. Division of Chemistry. Bulletin ; no. 76. .
agr09001109
Insecticides.
Fungicides.
S585 / .A1 no. 76
1C42B no.76