Show alias prickly pear pest australia Is su suffering frering from a prickly pear pest which takes advantage of the rivers as a means of spreading shoots break off from the parent plant growing along a stream end and uie the part Is carried downstream to found a new colony thousands of neres acres are being ruined yearly owing to the ravages of this plant and no moans means have been discovered of stopping its march rolling kolling spraying and poisons have proved ineffectual and it Is hoped that science may find somo commercial use for the plant |