INJURIOUS INSECTS OF 1904. 



53 



D. Attacking the Leaves: 



I. Insect sucking the sap of young growing parts, and ar- 

 resting their development. 



TARNISHED PLANT BUG. 



Fig. 36. — Lygiis pratensis, Linn. Lugger. 



Remedy: Allow no rubbish to lie over winter under the vines or near 

 them, since such cases afford a secure winter retreat for the bugs. 



2. Hairy, brownish caterpillars, feeding singly on leaves. 

 RASPBERRY DAGGER MOTH. 





Fig- 37- — Acronycta impressa. Walk; moth. Lugger. 



Remedy: Paris green sprays kill all leaf-eating insects. 



3. A smooth pale yellow caterpillar, about i^ inches long. 

 CHAIN-DOTTED GEOMETER.* 



Fig. 38. — Catcrva catenaria, Cram. After Packard. 

 Remedy: Hellebore, which, though poisonous to insects, is harmless as 

 far as man is concerned, could be dusted over the leaves for this or any other 

 leaf-eating worm. 



