AGRILUS VIRIDIS. 



213 



(I. Protective Rules. 



i. Care in planting out saplings, and choice of strong 

 healthy plants. 



ii. Smearing the saplings with a mixture of 2 parts of clay, 

 1 of lime, and 1 of cowdung, shortly before the flight of the 

 beetles. 



Fi- 82.- 



Poi)lar-wood bored by Ai/n/ns s>..i:-//iit(aiHs, 

 Ilerbst. {Nalural size.) 



e. Remedial Measures, 

 Pulling-up and burning all infected saplings in May and 

 the beginning of June. 



'2. titer Species. 

 Other species of A^rilus, such as A. an(justidas, 111., attack 

 oak, hazel, birch, and other saplings, and should be treated in 



