Siagian, Jonathan A.R
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1

Pengaruh Bahan Bakar Biodiesel dari Dimetil EsterTerhadap K..:

Siagian, Lestina ; -, Suprihatin ; Siagian, Jonathan A.R...
SPROCKET JOURNAL OF MECHANICAL ENGINEERING.  3 (2022)  2 - p. 106-114 , 2022
 
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Introducing New Varieties to Increase Garlic Production and..:

Parhusip, D ; Marpaung, I S ; Nainggolan, P...
IOP Conference Series: Earth and Environmental Science.  1188 (2023)  1 - p. 012004 , 2023
 
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6

Enhancing the maize growth and production by applying the p..:

Chairuman, N ; Batubara, S F ; Aryati, V.
IOP Conference Series: Earth and Environmental Science.  1172 (2023)  1 - p. 012042 , 2023
 
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7

The role of rhizosphere microbes as phosphate solubilizing ..:

Marpaung, A E ; Susilowati, D N ; Sopha, G A...
IOP Conference Series: Earth and Environmental Science.  1255 (2023)  1 - p. 012003 , 2023
 
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9

Potential of Trichoderma and mycorrhizae as biological agen..:

Nurzannah, S E ; Purnamasari, I ; Siagian, D R.
IOP Conference Series: Earth and Environmental Science.  974 (2022)  1 - p. 012097 , 2022
 
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11

Potential of Fermented Commercial Feed to Replace Silk Worm..:

Heltonika, B ; Afriani, S ; Siagian, D R..
IOP Conference Series: Earth and Environmental Science.  1118 (2022)  1 - p. 012002 , 2022
 
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13

Assessing the irrigation system distribution to the croppin..:

Siagian, D R ; Chairuman, N ; Sipahutar, T.
IOP Conference Series: Earth and Environmental Science.  807 (2021)  3 - p. 032094 , 2021
 
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14

The spatial degradation of Riceland and farmers perception ..:

Napitupulu, D ; Siagian, D R ; Nurzannah, S E
IOP Conference Series: Earth and Environmental Science.  892 (2021)  1 - p. 012021 , 2021
 
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15

Utilization of peltier cooling systems driven by solar powe..:

Sitorus, T. B. ; Lubis, Z. ; Sembiring, F...
IOP Conference Series: Materials Science and Engineering.  725 (2020)  1 - p. 012014 , 2020
 
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