| Show will breed goldenrod to yield more rubber the united states department of agriculture Is trying to increase the amount of rubber in goldenrod Be believing Heving that goldenrod has possibilities bili ties its as an emergency source of rubber for the nation the department has planted several native species of the plant nt at its experimental station near charleston S 0 and will select and breed promising varieties ru b ber specialists of the department believe the rubber content of golden eolden rod may be increased just as the euger content of sugar beets was increased by breeding and selection in the last two years the department analyzed more than thirty species of goldenrod gathered in the vicinity of washington D C and at charleston finding some in which the leaves which contain most of the rubber in goldenrod yielded as much as per cent rubber the charleston plots have plants plant contributed by the edison laboratories in florida plants collected in the vincin ity of charleston and plants from washington ton D C and nearby regions re ions |
