76 THE SAN JOSE SCALE. 
Gregorson, D. — Scale insects in California (letter). Insect Life, Vol. Ill, p. 169 
(November, 1890). 
San Jose scale abundant at Riverside, Cal., in July, 1890. 
Collins, W. E. — Iusect pests and the laws therefor. Report California State Board 
of Horticulture, 1890, p. 49 (December 30, 1890). 
Necessity for quarantine laws against San Jose and other scales; cooperation 
necessary to enforce such laws. 
Coquillett, D. W.— Report for 1890. Bulletin 23, Div. Entom., pp. 19-36 (January, 
1891). 
Discusses gas treatment, resin wash, lime-salt-sulphur wash, and other remedies 
for San Jose scale. 
Riley, C. V., and L. O. Howard. — Matters in California. Insect Life, Vol. Ill, 
p. 426 (June, 1891). 
Refers to fining of a fruit dealer at Riverside for selling fruit infested with San 
Jose scale. 
Riley, C. V., and L. O. Howard. — New entomological society. Insect Life, Vol. Ill, 
p. 487 (August, 1891). 
Reviews a paper by E. M. Ehrhorn, in which is recorded the rearing from San Jose 
scale of Coccojyl'.agus citrinus Craw. 
Riley, C. V., and L. O. Howard. — A criticism of Circular No. 1 of this Division. 
Insect Life, Vol. IY, p. 83 (October, 1891). 
Relative value of resin and lime-sulphur washes for San Jose scale. 
Lelong, B. M. — Report California State Board of Horticulture for 1891 (1892), pp. 
196, 198, 199. 
Remedies. 
Craw, Alexander. — Report California State Board of Horticulture for 1891 (1892), 
p. 285. 
Remedies for, and parasites of, San Jose scale. 
Coquillett, D. W. — Report on the scale insects of California (1891). Bulletin 26, 
Div. Entom., pp. 21-25 (January, 1892). 
Discusses food plants and parasites of the San Jose scale, and lime-salt-sulphur 
wash and resin wash as remedies. 
Craw, Alexander. — Insect friends and foes. Report California State Board of 
Horticulture, 1891, p. 285 (January 23, 1892). 
Thinks Ajriieliniis fuscipennis cleared an orchard near Los Angeles of San Jose 
scale. 
Riley, C. Y.— Report of the Entomologist for 1891, p. 244 (1892). 
Discusses washes used in California. 
Townsend, C. H. Tyler. — Scale insects in New Mexico. Bulletin 7, New Mexico 
Agricultural Experiment Station, pp. 6, 7 (June, 1892). 
Records the species at Las Cruces, N. Mex. 
Olliff, A. Sidney.— Agricultural Gazette of New South Wales, September, 1892, pp. 
698, 699. 
On pear in New South Wales. (Mentioned in Insect Life, Yol. Y, p. 214, April, 1893). 
Riley, C. Y., and L. O. Howard. — Good work of the twice-stabbed ladybird. Insect 
Life, Yol. V, p. 53 (September, 1892). 
Records, on authority of California Fruit Grower, clearance of orchards in Tulare 
County, Cal., by Chile-corns bivulnerus. 
Riley, C. Y. — An Australian Scymnus established aud described in California. 
Insect Life, Yol. Y, p. 127 (November, 1892). 
Records Scymnus lophanthce as attacking the San Jose scale. 
