na INLIS000000000000613 20231205024656 0010-0521000089 ta 231205 g u eng 979-420-248-7 632 632 SEM h SEMANGUN, haryono Host Index of Plant Diseases in Indonesia / Prof. Dr. Ir. Haryono Semangun Yogyakarta : Gadjah Mada University Press, 1992 351 hlm : ill ; 21 cm - 1992 Host Index of Plant Diseases in Indonesia In indonesia research on pathogens causing plant diseases was started in the middle of the 19th sentury. Rak V Baris Pertama 9 Maret 1999