- 51 
Insect and Stago 
Hymcnoptcra (cent.) 
Tcnthr cdini dac 
European rose sawfly 
Pristiphora orichsonii 
Htg. (larch sav/fl;/), 
larvao 
Preparation 
Ef f o c t i V on c s s 
Rof oronco 
Pov/dcr as a 
dust 
Pcwdcr as a 
dust 
Effective 
100'.:: kill 
Gcrham (47) 
in 1923 
Kolsall ot al, 
(54) in 1926 
Phymatoccra atcrrina : 
Klug, larvao 
Ncmatus (Ptcrcnidoa) 
ribcsii Scopoli (im- 
ported currant v/orm), 
larvae 
Alcohclio ex- 
tract 
Effective 
Pov/dor in v;ator Effective 
Fryer ot al , 
(33) in 1923 
Durham (27) 
in 1926 
Ditto 
Ditto 
Ditt-: 
F'jvfdor in ivator 
(1:100) 
Pov/dcr in wet or 
(1:3330) 
Pov/dor + hj- 
dratcd lino 
(1.25 + 98.75) 
as a dust 
100^ kill 
100?^ kill 
100^: kill 
Fryor ct al. 
(33) in 1923 
Kclsall ct al 
(54) in 1926 
Ditto 
Ditto 
Rush sa-'.vfly larvae 
Vospidao 
Homot 
Diptera 
Flics, undetermined 
species 
Agromyzidao 
iL^romyza. phasooli Coq. 
(French bean fly) 
Frosl: root 
Com'l extract 
(1:1000) 
Com'l extract 
(1:3000) 
Effective 
100> kill 
Effective 
Pc.vdor in v;ator Effective 
Fresh rcot sap Effective 
in v/ator (1:320) 
Gimlotte (45) 
in 1923 
riarukawa (49) 
in 1925 
iuicn. (3) in 
1927 
Kolsall ot al 
(54) in 192.6 
Mathieu (62) 
in 1920 
