Insects, etc., Injurious to the Pear. 357 



or the lime-sulphur-caustic soda wash should be applied twice, in 

 late November aud in February on pears. 



It seems (4) much more difficult to control in America on apple 

 than pear, particularly on account of the pubescence of the buds. 



Eefekenobs. 



(1) Theohald, F. V. Journal of the S. E. Agricultural College, No. 7, p. 6 



(1898). 



(2) Theobald, F. V. Eeport on Economic Zoology for the year ending 



April 1st, 1906, p. 51 (1906). 



(3) Lounshury, C. Eeport of the Government Entomologist for the year 1896. 



Cape of Good Hope (Dep. Agri.), p. 126 (1897). 



(4) Parrott, P. J., HodgTtins, H. E. and Schoene, W. (?. The Apple and Pear 



Mites. Bull. No. 283. New York Agricultural Experiment Station, 

 Deo. (1906). 



(5) Nalepa, A. ' Zur Systematik der Gallmilben,' p. 50. 



(6) Scheuten, A. ' Trosohel's Archives,' p. 104 (1857). 



(7) Pagenstecher, H. A. ' Verhandl. Naturhist. Med. Ver. Heidelberg,' vol. I., 



p. 48 (1857). 



