Artikel Ilmiah : A1D018104 a.n. DEDI PRIYANTO
| NIM | A1D018104 |
|---|---|
| Namamhs | DEDI PRIYANTO |
| Judul Artikel | Pengaruh Pupuk NPK-Zeo-SR pada Berbagai Diameter dan Perbedaan Ukuran Zeolit Alam terhadap Serapan N serta Karakter Fisiologi Bawang Merah pada Inceptisol |
| Abstrak (Bhs. Indonesia) | Bawang merah merupakan komoditas hortikultura strategis nasional karena perannya dalam ekonomi dan ketahanan pangan. Salah satu tantangan dalam budidaya bawang merah adalah efisiensi pemupukan nitrogen pada jenis tanah marginal seperti Inceptisol. Inovasi berupa pupuk majemuk NPK-Zeo-SR berbasis zeolit dengan karakteristik slow release berpotensi meningkatkan serapan nitrogen dan hasil tanaman. Penelitian dilaksanakan di Laboratorium Ilmu Tanah dan Sreen House Fakultas Pertanian, Universitas Jenderal Soedirman, Purwokerto. Pelaksanaan penelitian dilakukan pada bulan Desember 2021 sampai dengan bulan Juni 2022. Penelitian menggunakan Rancangan Acak Kelompok Lengkap (RAKL) dua faktor, yaitu diameter pupuk (0–5 mm) dan ukuran zeolit (60 mesh dan 100 mesh), dengan 12 kombinasi perlakuan dan 3 ulangan. Variabel pengamatan pada penelitian ini meliputi: serapan N, kehijauan daun, klorofil, jumlah daun, luas daun, bobot basah tanaman, bobot kering tanaman, bobot basah tajuk, bobot kering tajuk, bobot basah umbi, dan bobot kering umbi. Hasil penelitian menunjukkan bahwa diameter pupuk berpengaruh sangat nyata terhadap serapan nitrogen, dengan diameter 4 mm menghasilkan serapan N tertinggi. Ukuran zeolit 100 mesh memberikan pengaruh positif terhadap kehijauan daun dan kandungan klorofil, sedangkan zeolit 60 mesh lebih baik dalam meningkatkan bobot basah dan kering tajuk tanaman. Interaksi antara diameter pupuk dan ukuran zeolit menunjukkan pengaruh nyata pada bobot basah dan kering umbi, dengan kombinasi terbaik adalah P4Z1 (diameter 4 mm, zeolit 60 mesh). Penelitian ini menyimpulkan bahwa kombinasi diameter pupuk dan ukuran zeolit memengaruhi efisiensi pemupukan dan fisiologi tanaman, serta dapat menjadi acuan pengembangan pupuk berbasis zeolit untuk tanah marginal seperti Inceptisol. |
| Abtrak (Bhs. Inggris) | Shallots are a national strategic horticultural commodity due to their role in the economy and food security. One of the challenges in shallot cultivation is the efficiency of nitrogen fertilization on marginal soil types such as Inceptisols. Innovation in the form of zeolite-based NPK-Zeo-SR compound fertilizer with slow-release characteristics has the potential to increase nitrogen uptake and crop yields. The research has been carried out at the Soil Science Laboratory and Screen House, Faculty of Agriculture, Jenderal Soedirman University, Purwokerto. The study was conducted from December 2021 to June 2022. A completely randomized block design (RAKL) was used with two factors: fertilizer diameter (0–5 mm) and zeolite size (60 mesh and 100 mesh), with 12 treatment combinations and three replications. Observation variables in this study include: N absorption, leaf greenness, chlorophyll, number of leaves, leaf area, fresh weight of plant, dry weight of plant, fresh weight of crown, dry weight of crown, fresh weight of shallot tuber, dry weight of shallot tuber. The results showed that fertilizer diameter significantly affected nitrogen uptake, with a 4 mm diameter producing the highest N uptake. A 100-mesh zeolite had a positive effect on leaf greenness and chlorophyll content, while a 60-mesh zeolite was better at increasing the fresh and dry weight of plant shoots. The interaction between fertilizer diameter and zeolite size significantly affected the fresh and dry weight of shallot tubers, with the best combination being P4Z1 (4 mm diameter, 60 mesh zeolite). This study concludes that the combination of fertilizer diameter and zeolite size influences fertilization efficiency and plant physiology and can serve as a reference for developing zeolite-based fertilizers for marginal soils such as Inceptisols. |
| Kata kunci | bawang merah, pupuk NPK-Zeo-SR, zeolit, Inceptisol |
| Pembimbing 1 | Dr. Ir. Muhammad Rif'an, M. P. |
| Pembimbing 2 | Ir. Agus Sarjito, M. Sc. |
| Pembimbing 3 | |
| Tahun | 2025 |
| Jumlah Halaman | 15 |
| Tgl. Entri | 2025-08-22 16:37:59.304901 |