BULETIN PUSAT PENELITIAN MARIHAT VOL. 2 (3), AGUSTUS 1983

11 1 10 BULETIN PUSAT PENELITIAN MARIHAT VOL. 2 (3), AGUSTUS 1983 TOBING, E.L Primary Author mixed material MARIHAT ULU - P. SIANTAR PUSAT PENELITIAN MARIHAT 1983 WhatsApp_Image_2023-11-29_at_09.45.10_%281%29.jpeg.jpeg BULLETIN PUSAT PENELITIAN MARIHAT (PPM). VOL. 1 (2), APRIL 1982 TOBING, E.L Primary Author mixed material MARIHAT ULU - P. SIANTAR PUSAT PENELITIAN MARIHAT 1982 WhatsApp_Image_2023-11-29_at_09.02.47.jpeg.jpeg BULETIN PUSAT PENELITIAN MARIHAT. VOL. 3 (4), DESEMBER 1983 TOBING, E.L Primary Author mixed material MARIHAT ULU-P.SIANTAR PUSAT PENELITIAN MARIHAT 1983 WhatsApp_Image_2023-11-30_at_08.42.24.jpeg.jpeg BULETIN PUSAT PENELITIAN MARIHAT VOL. 1 (3), APRIL 1983 TOBING, E.L Primary Author mixed material MARIHAT ULU - P. SIANTAR PUSAT PENELITIAN MARIHAT 1983 WhatsApp_Image_2023-11-29_at_09.36.29.jpeg.jpeg BULETIN PUSAT PENELITIAN MARIHAT VOL. 2 (2), AGUSTUS 1982 TOBING, E.L Primary Author mixed material MARIHAT ULU - P. SIANTAR PUSAT PENELITIAN MARIHAT 1982 WhatsApp_Image_2023-11-29_at_09.45.10.jpeg.jpeg BULLETIN PUSAT PENELITIAN MARIHAT. VOL. 2 (1), APRIL 1982 TOBING, E.L Primary Author mixed material MARIHAT ULU - P. SIANTAR PUSAT PENELITIAN MARIHAT 1982 WhatsApp_Image_2023-08-29_at_08.31.19_%281%29.jpeg.jpeg BULETIN PUSAT PENELITIAN MARIHAT. VOL. 3 (4), DESEMBER 1983 TOBING, E.L Primary Author mixed material MARIHAT ULU - P. SIANTAR PUSAT PENELITIAN MARIHAT 1983 WhatsApp_Image_2023-07-11_at_09.27.43_%287%29.jpeg.jpeg LAPORAN PENINJAUAN TENTANG KEMUNGKINAN PENANAMAN TANAMAN KELAPA SAWIT DI SULAWESI TENGGARA TOBING, E.L Primary Author mixed material MARHAT ULU MARIHAT RESEARCH STATION 1974 img20221129_08410115.jpg.jpg DISPLACEMENT OF POTASSIUM , MAGNESIUM AND SODIUM FROM A FERTILIZED ACID VOLCANIC SOIL UNDER OIL PLAMS IN NORTH - SUMATRA TOBING, E.L Primary Author mixed material MARIHAT ULU, P.SIANTAR MARIHAT RESEARCH STATION 1977 img20221010_09130570.jpg.jpg LAPORAN KUNJUNGAN BAGIAN TANAH & PEMUPUKAN TOBING, E.L Primary Author mixed material MARIHAT ULU, P.SIANTAR MARIHAT RESEARCH STATION 1973 img20221004_08423657.jpg.jpg