BIOTROP first training course on pathogens and nematodes, March 12 - April 22, 1987 : Volume 2: Compilation of lecture notes / TRAINING COURSE ON PATHOGENS AND NEMATODES (1st : 1987 : Bogor) text Bogor : SEAMEO-BIOTROP, 1987 eng Vol. 2: Compilation of lecture notes Vol. 2: Compilation of lecture notes PATHOGENS NEMATODA PEST CONTROL