- 56 - 
Insect and Sta^e 
Diptora (cont.) 
Oestriclao (cent.) 
Hypoclerma bovis 
Dogoor (northern 
cattle grub) 
Hypcdorraa lincatun 
DcVill. (coDiacn 
cattle grub) 
Ditto 
Ditto 
Preparation 
Effectiveness 
Reference 
Powder + 
paraffin oil 
CoLi'l extract 
(1:10) 
Powder in water 
(1:1S.S) + soap 
(1:33.2) 
Powder as a 
dust 
Effective 
Effective 
Effective 
Effective 
Bishopp et al, 
(6) in 1926 
Ditto 
Ditto 
Ditto 
Ditto 
Ditto 
Powder + 
petrolatum 
Powder + 
paraffin oil 
Effective 
Effective 
Ditto 
Ditto 
Psilidae 
PsiLa rosao F» 
(carrot rust fly) 
Ditto 
Ditto 
Ditto 
Syrphidae 
Syrphid fly larvae 
Tipulidao 
Leathcrjackots 
Powder as. a 
dust 
Powder in water 
Powder + soot 
(1+2l) as a dust 
Ditto 
Powder in water 
(1:666) + soap 
Powder + bran 
(1 lb. + 20 lbs, 
per acre) as a 
poison bait 
Considerable 
control 
Ditto 
95^ clean 
carrots 
Ineffective 
Effective 
1,'odoratoly 
effective 
Kelsall ct al . 
(54) in 1926 
Ditto 
Sraith and 
ViTadsworth 
(86) in 1921 
K.M. Smith 
(85) in 1925 
Kelsall et al. 
(54) in 1926 
Thompson (93) 
in 1928 
