8o LAWNS 



use bisulphide of carbon in the presence of a 

 naked light, or in the neighbourhood of a fire. 



It is sometimes recommended that, after 

 pouring in the liquid and allowing it to vapour- 

 ise a short time, the covering should be lifted 

 and a match applied to explode the nests. 

 While this may be done, and will be effective 

 in killing the ants, yet it is entirely unnec- 

 essary and may even be detrimental to the 

 general condition of the lawn otherwise, in- 

 asmuch as the shock of the explosion will 

 aggravate the loosening of the soil around the 

 roots. After the treatment with the bisul- 

 phide of carbon, say in the course of two or 

 three hours, the lawn should be copiously 

 watered after rolling with a heavy roller. 



A similar treatment may be applied for 

 any other insects that are found sneaking in 

 the lawn. 



The white grub of the June beetle will 

 occasionally gain a foothold in untended 

 lawns, especially those that are insufficiently 

 mown. This pest burrows into the ground 

 and feeds on the roots of the grasses, causing 

 very serious damage and often resulting in the 

 entire killing out of the plants. When patches 

 of brown occur on a lawn in summer the pres- 



