Akses terbuka Jurnal SINTA 1
Ethno-agronomic Management of Horticultural Inceptisols under Monoculture and Polyculture Using Nagari Local Ameliorant Resource Formulations
Caraka Tani: Journal of Sustainable Agriculture · Vol. 41 No. 2 (2026) · hlm. 216–230
- ISSN
- 2599-2570, 2613-9456
- Terbit
- 2026-04-27
- Penerbit
- Universitas Sebelas Maret
- Bahasa
- eng
Abstrak
Low soil surface charge and nutrient imbalances in Inceptisols threaten horticultural productivity in monoculture and polyculture systems. Ethno-agronomy management using local resources is expected to be a solution to these issues. The research aims to assess the effects of Nagari local ameliorant resource formulations (LARFs; bamboo biochar (BB), Tithonia green fertilizer (TGF), chicken manure (CM), and Agam compost (CA)) on surface charge and nutrients. A randomized complete block design (RCBD) was used to test 5 treatments: Control, LARF-I (BB + TGF + CM), LARF-II (BB + TGF + CA), conventional farming (CF), and Ministry of Agriculture Recommendations (MAR), with 3 replications, in Banuhampu, Agam. LARFs significantly improved soil surface charge properties (pH H2O, electrical conductivity (EC), percentage of organic matter (%OM), and cation exchange capacity (CEC)) and macronutrient levels (organic C (OC), total N, available P, and exchangeable K) compared with the control and conventional farming. LARF-I excelled in pH H2O, EC, %OM, and CEC under monoculture (+16–170%) and polyculture (+23–92%), outperforming CF by 11–157%. LARF-II led in OC (+91–112%) and total N (+37–441%), while LARF-I dominated available P (+122–328%) and exchangeable K (+60–78%). These enhancements increased crop nutrient uptake (N, P, and K) by up to 170% in string bean (monoculture) and broccoli (polyculture), with LARF-I achieving the highest overall increase. Yields increased most under LARF-II (string bean +33%, broccoli +74%, lettuce +70% compared to the control; 31–43% above CF), followed closely by LARF-I (+29–65% from the control; 21–29% above CF). These improvements enhanced soil fertility and nutrient availability, supporting better nutrient uptake and crop performance. LARFs promote sustainable restoration of soil fertility and support ethno-agronomic practices in horticulture.
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21 penulis · 100 tautan kepenulisan bersama · 28 lintas organisasi
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- Andalas University
- Universitas Negeri Padang
- Universitas Syiah Kuala
- Universitas Gadjah Mada
- National Institute for Materials Science
- Organisasi berbeda
- Organisasi sama
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Tampilkan sebagai tabel
| Rekan penulis | Organisasi | Artikel bersama |
|---|---|---|
| Amsar Maulana | Andalas University | 14 |
| Teguh Budi Prasetyo | Andalas University | 12 |
| Dewi Rezki | Andalas University | 8 |
| Mimien Harianti | Andalas University | 7 |
| Arestha Leo Lita | Andalas University | 6 |
| Moli Monikasari | Andalas University | 5 |
| Salma Athiyya | Andalas University | 4 |
| Benito Heru Purwanto | Universitas Gadjah Mada | 2 |
| Ellsya Tatalia Augustin Putri Tanjung | Andalas University | 2 |
| Darusman Darusman | Universitas Syiah Kuala | 2 |
| Syafrimen Yasin | Andalas University | 1 |
| Pitri Juwita | Andalas University | 1 |
| Reza Tri Kurnianto | Andalas University | 1 |
| Endar Hidayat | National Institute for Materials Science | 1 |
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