00562naa a2200205 a 450000100080000000500110000800800410001910000140006024500560007426000090013065300230013965300230016265300240018565300210020965300220023065300220025265300230027470000160029777300430031320496012016-08-29       1989    bl ---       0--  u    #d1 aZHANG, K.  aRoot diseases of rubber in China and their control.  c1989  aBrown root disease  aPoria root disease  aPurple root disease  aRed root disease  aStinking root rot  aUstulina root rot  aWhite root disease1 aCHEE, K. H.  tPlantergn. 763, p.443-451, Oct. 1989.