30- 
1931 
G L < . . , K . r , 1 ) 
Th< S of parasite introduction in British Columl Int. 
It. Columbia P. 58: 29-32 
Apht-ln, . - • •. ii, Lntl nto British Columbia in 1922, has 
si. i but has not com] I .ts host. 
Massec, A. M. 52) 
Notes on mites and insect pests. East Mailing ^Jtent^ Res. Sta. 
Hith-18th Ann. Rpt., 1928-30, pt. 2 (sup.): 189-201. 
I nsui i • ssful attempts to establish Aphelinus mali in 1925, 
1927, and 1928 are discussed. Further attempts in 1929 were 
successful, the parasite becoming established in 1930 in original 
and neighboring orchards. 
Menzel, K. (153) 
Beobachtungen uber das diesjahrige Verhalten des Blutlausparasiten 
Aphelinus mali. Schweiz. Ztschr. f. Obst. u Weinbau 40(5-6): 
117-1 19. 
A. mali survived the winter of 1929-30 in Switzerland, as 
h id the preceding winter, and parasitism of 100 percent was 
observed in 1930. 
per, w . 
Die Blutlauszehrwespe in Welschtirol iinus mal . H I i.). 
v . aufdemGeb. des Pflanzens. h .-.-., 1931(4) 
A . n a li has con plet< pie a] ".id in I 
l ■:. !. where it had been very seve: 
i by fl> • 3 the rh 
. nfall I 
mgel, L. 
U1 hyperi 
s hfidlingsk., 7(11): 1 3 . 
i .. ■ .•. 
Bch.i I reared In 1 1 
report* I as th< 
• . 
