Bulletin 155. 



December, 1898. 



Cornell University Agricultural Experiment Station, 



ITHACA, N. Y. 



HORTICULTURAL DIVISION. 



SECOND REPORT ON THE 



SAN JOSE SCALE 



WITH REMARKS ON 



The Effects of Kerosene on Foliage. 



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mmM, J 







."' >• 



By H. P. GOULD. 



