SALTBUSH SCALE. 



plant for the purpose of laying its eggs that the cottony 

 oversac is developed. This cottony or waxy scale m- 

 pletely envelops the eggs, "hich are further protected 

 bv the dead and dry body of the mother which 



forms a sort of cap to the oversac. remaining firmly attached 

 to its lower end. In this respect the Saltbush Scale 

 le mbles the well-known Fluted or Cottony Cushion 

 9 lie [Icerya purchasi), although the two insects belong 

 to sep genera that differ greatly in structure and 



habits. In September, the egg f the Pidmnaria or 

 Saltbush S were beginning to hatch etween the 



. and the young larva?, minute, active. - 

 leased creatures, with six-jointed antenna?, and two long 

 anal setae, - n make their way to the young and tender 

 shoots of their food plant." 



'itvl R 



-t will most likely reach on: 31 ~ through the 

 agency of birds and other means, it behoves us t 

 careful. The plan*- _: ing on the Victorian side of the 

 river should be : onally examined, and the matter at 



once reported if any outbreak should occur. 



Under the conditions in which this \- ms to thrive 



best, it would appear that, owing to the larg -rd. 



the ordinary treatment, spraving with a deterrent or a 

 remedial mixture, is practically out of the question. It 

 is therefore advisable to await the advent of natural 

 enemies in sufficient quantities and at the proper time. 



The best way would be to pull up and burn as many of 

 the affected plants as possible, as the increase : : 

 insects is so rapid that one badly-infested plant will speedily 

 insure the immediate infestation of all plants growing in 

 the vicinity. As Mr. Olliff remarks. " One thing cannot 

 be insisted on too strongly, and that is the absolute ne : - ■ 

 sity for immediate destruction of the pest wherever it i - 

 found in limited patches. I venture to think that this 



