The White Grub of the May Beetle. 31 



It is thought that this can be ascertained the most easily by taking 

 a few examples of each sex when freshly turned out from the 

 ground while yet in their pale color, and confining them in a box 

 of sod-covered earth, and, after their death, carefully examining 

 the soil for the eggs that may have been deposited. Or the beetles 

 uncovered by the plow in the early spring might be sent to the 

 State Entomologist for his observation. 



6. The effects of gas-tar water, ammoniacal liquid when it can 

 be obtained, guano, phosphates and superphosphates, hog manure, 

 kainit, sludge acid, alkali waste, bisulphide of carbon, etc., employed 

 either as preventive of egg-deposit or for killing the larvae. Even 

 negative results from the use of any of the above applications 

 should be recorded. 



