Artikel Ilmiah : A1L008147 a.n. HERNOWO
| NIM | A1L008147 |
|---|---|
| Namamhs | HERNOWO |
| Judul Artikel | PENGARUH PEMBERIAN PUPUK ORGANIK DIPERKAYA BFA DAN K-FELDSPAR TERHADAP SIFAT KIMIA TANAH INSEPTISOL, DAN PERTUMBUHAN SERTA PRODUKSI BAWANG MERAH |
| Abstrak (Bhs. Indonesia) | Penelitian ini bertujuan untuk mengetahui pengaruh berbagai jenis pupuk organik terhadap : 1) sifat kimia Inseptisol pada budidaya tanaman bawang merah; 2) pertumbuhan tanaman bawang merah pada Inseptisol; 3) produksi tanaman bawang merah pada Inseptisol. Rancangan percobaan yang digunakan adalah Rancangan Acak Kelompok Lengkap, dengan enam perlakuan dan tiga kali ulangan. Perlakuan tersebut yaitu (i) perlakuan tanpa pupuk, (ii) pupuk organik berbasis sampah kota (35%) + kotoran hewan (35% (sapi 60% + kambing 20% + ayam 20%)) + batuan alam (30% (BFA 80% + K-Feldspar 20%)), (iii) pupuk organik berbasis sampah kota (35%) + kotoran hewan (35% (sapi 60% + kambing 20% + ayam 20%)) + batuan alam (30% (BFA 60% + K-Feldspar 40%)), (iv) pupuk organik berbasis limbah pertanian (35%) + kotoran hewan (35% (sapi 60% + kambing 20% + ayam 20%)) + batuan alam (30% (BFA 80% + K-Feldspar 20%)), (v) pupuk organik produksi CV. Bintang Bima Sakti, dan (v) pupuk organik produksi Gapoktan Sidomukti. Hasil penelitian menunjukkan bahwa pemberian berbagai jenis pupuk organik memberikan pengaruh nyata terhadap : 1) sifat kimia tanah : kandungan C-organik, N-tersedia, dan P-tersedia, tetapi tidak berpengaruh nyata terhadap pH-H2O, DHL, nisbah C/N, dan K-tersedia tanah; 2) tinggi tanaman dan jumlah anakan, tetapi tidak berpengaruh nyata terhadap jumlah daun; dan 3) volume umbi segar,bobot kering panen dan bobot kering umbi, tetapi tidak berpengaruh nyata terhadap bobot basah panen. Pupuk organik berbasis sampah kota (35%) + kotoran hewan (35% (sapi 60% + kambing 20% + ayam 20%)) + batuan alam (30% (BFA 60% + K-Feldspar 40%)) merupakan perlakuan terbaik karena meningkatkan produksi bawang merah (bobot kering panen) tertinggi yaitu sebesar 85,32%. Kata kunci : pupuk organik, batuan fosfor alam, k-feldspar, sifat kimia tanah, bawang merah |
| Abtrak (Bhs. Inggris) | The purpose of this research were to know the effect of different kinds of organic fertilizers on : 1) the chemical soil characteristics of Inceptisol on the cultivation of onions; 2) growth of onion crops on Inceptisols; 3) production of onion crops on Inceptisols. Randomized Completely Block Design was applied with six treatments and three replications. The treatments are : (i) control, (ii) organic fertilizer based on urban waste (35%) + animal faeces (35% (cow 60% + goat 20% + chicken 20%)) + natural rock (30% (rock phosphate 80% + K-Feldspar 20%)), (iii) organic fertilizer based on urban waste (35%) + animal faeces (35% (cow 60% + goat 20% + chicken 20%)) + natural rock (30% (rock phosphate 60% + K-Feldspar 40%)), (iv) organic fertilizer based on agricultural waste (35%) + animal faeces (35% (cow 60% + goat 20% + chicken 20%)) + natural rock (30% (rock phosphate 80% + K-Feldspar 20%)), (v) produced by CV. Bintang Bima Sakti, and (vi) organic fertilizer produced by Sidomukti. The results show that the application of different kinds of organic fertilizers are significantly influence : 1) the chemical soil characteristics : C-organic, nitrogen availability, and phosphor availability, but it did not give effect to the pH-H2O, electric conductivity, C/N ratio, and potassium availability; 2) the plant height and tillers number, but it did not give effect to leaf number; and 3) the volume of bulbs, harvest dry weight, and bulb’s dry weight, but it did not give effect to harvest wet weight. The organic fertilizer based of urban waste (35%) + animal faeces (35% (cow 60% + goat 20% + chicken 20%)) + natural rock (30% (rock phosphate 80% + K-Feldspar 20%)) is the best treatment because it increase the production of onion (harvest dry weight) highest (85,32%). Key words : organic fertilizer, rock phosphate, k-feldspar, chemical soil characteristics, onion |
| Kata kunci | pupuk organik, batuan fosfor alam, k-feldspar, sifat kimia tanah, bawang merah |
| Pembimbing 1 | Ir. Purwandaru W., MSc. Agr. |
| Pembimbing 2 | Ir. Kharisun, Ph. D. |
| Pembimbing 3 | Ir. Bambang Setiadji, MS. |
| Tahun | 2013 |
| Jumlah Halaman | 12 |
| Tgl. Entri | (belum diset) |