10. 
ite 
PZ. 
3 
14, 
Woe 
16, 
REFERENCES CITED 
Bann, J. M., T. J. DeCino, N. W. Earle, and Y. P. Sun. 1956. The fate of aldrin and 
dieldrin in the animal body. Jour, Agric. Food Chem, 4(11): 937-41. 
Brundrett, H. M., W. S. McGregor, and R. C. Bushland, 1957. Systemic cattle grub 
control with Bayer 21/199 sprays. Agric. Chem. 12(6): 36-7, 123, 125, 
Claborn, H. V., M. C. Ivey, and H. D. Mann, 1960. A colorimetric method for the 
*° determination of Co-Ral in animal tissues, Jour. Econ, Ent. 53(2): 263-5. 
Dauterman, W. C., J. E. Casida, J. B. Knaak, and T. Kowalczyk. 1959. Bovine me- 
tabolism of organophosphorus insecticides, Metabolism and residues associated 
with oral administration of dimethoate to rats and three lactating cows. Jour. 
Agric. Food Chem. 7(3): 188-93. 
Dow Chemical Company. 1959. Rueleneanew anthelmintic and systemic insecticide, 
ACD Information Bull, 115. Midland, Mich, 
Gatterdam, P. E., W. F. Chamberlain, D. E. Hopkins, M. A. Gregg, and J. J. Matter, 
1959. Studies with P32 labeled Ruelene incattle, sheep and guinea pigs. Unpublished 
report, U.S.D.A., A.R.S., Ent. Res. Div., Kerrville, Tex. 
Graham, O. H. 1959, Cattle grub control with systemic insecticides. Sw. Vet. 12(4): 
277-80. 
Haeussler, G. J. 1952. Losses caused by insects. U.S. Dept. Agric. Yearbook (In- 
sects), pp. 141-6. 
Hewitt, R., J. Emor, J. Entwhistle, J. Pankavich, R. Thorson, W. Wallace, and 
E, Waletzky. 1958. Carbamoyle alkyl phosphorodithioates as chemotherapeutic 
agents: Effects of Dimethoate against grubs in cattle. Jour. Econ, Ent. 51(4): 
445-50. 
Kane, R. F., C. J. Cohen, W. R. Betker, and D. MacDougall. 1960. Assay of Co-Ral 
in technical material and formulated products. Jour, Agric. Food Chem, 8(1): 26-9. 
Kaplanis, J. N., D. E. Hopkins, and C.B. Cowan, 1956. Studies with P32 Jabeled ET- 
57. Unpublished report, U.S.D.A., A.R.S., Ent. Res, Div., Kerrville, Tex. 
Kaplanis, J. N., D. E. Hopkins, and G.H. Treiber. 1959, Dermal and oral treatments 
of cattle with phosphorus -32-labeled Co-Ral, Jour. Agric, Food Chem, 7(7): 483-6. 
Kaplanis, J. N., W. E. Robbins, D. I. Darrow, D. E. Hopkins, R. E. Monroe, and 
G. Treiber, 1959. The metabolism of dimethoate incattle. Jour, Econ, Ent, 52(6): 
1190-94, 
Krueger, H. R., J. E. Casida, and R. P. Niedermeier. 1959, Bovine metabolism of 
organophosphorus insecticides. Metabolism and residues associated with dermal 
application of Co-Ral to rats, a goat, and a cow. Jour. Agric. Food Chem, 7(3): 
182-8. 
McCollister, D. D., F. Oyen, and V. K. Rowe. 1959. Toxicological studies of 
0,0-dimethyl-0-(2,4,5-trichlorophenyl) phosphorothioate (Ronnel) in laboratory 
animals, Jour, Agric. Food Chem, 7(10): 689-93. 
McGregor, W.S., R. D. Radeleff, and R. C. Bushland. 1954. Some phosphorus com- 
pounds as systemic insecticides against cattle grubs. Jour. Econ, Ent, 47(3): 465-7. 
168 
