2O4 



FUMIGATION METHODS 



by all growers who Allowed up the experiments. 

 The cost of treatment was the same as that of the blue 

 oil emulsion and slightly in excess of the resin work. 





1 



FIG. 75 FUMIGATING IN G. TURNER S ORCHARD AT 

 GLENORIE, NEW SOUTH WALES. (AFTER ALLEN) 



The fumigated trees made a better growth than those 

 in the same orchard not treated. 



Several prominent growers requested Mr. Allen to 

 fumigate one or two badly infested trees in their 

 orchards, and, by the way of experiment, wished him 

 to give the trees an extra charge. They wanted to 

 make sure of killing the scale and see also the effect on 



