00332nam a2200109Ia 4500008004100000100001600041245010200057260003200159300001100191650001100202650000900213220216s9999    xx            000 0 und d  aEdathil T T 0aSouth American leaf blight : A potential threat to the natural rubber industry in Asia and Africa  bRubber Board Bulletinc1987  a13-May  aRubber  aSALB