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Optimalisasi Pemanfaatan Pupuk Kandang Sapi terhadap BudidayaJagung Ungu (Zea mays L. ceratina Kulesh) / Optimization of Cow Manure Utilization for Purple Corn Cultivation(Zea mays L. ceratina Kulesh) Rahmayuni, Erlina; Herman, Welly; risna, Elfa
JURNAL PANGAN Vol. 34 No. 2 (2025): PANGAN
Publisher : Perum BULOG

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.33964/jp.v34i2.893

Abstract

Indonesia berpotensi dalam pengembangan pertanian melalui pemanfaatan tanaman lokal bernilai ekonomi tinggi, salah satunya adalah jagung ungu (Zea mays L. ceratina Kulesh). Tujuan penelitian ini adalah untuk mengevaluasi pengaruh penggunaan pupuk kandang sapi terhadap sifat kimia tanah, pertumbuhan, dan hasil produksi jagung ungu. Penggunaan pupuk kandang sapi terbukti meningkatkan pH tanah dari 4,95 menjadi 5,59, menurunkan kadar Al-dd hingga 0,00 me/100 g, serta meningkatkan kadar fosfor tersedia, kapasitas tukar kation (KTK), dan kandungan karbon organik tanah. Sementara itu, kadar nitrogen total tidak mengalami perubahan berarti. Pemberian pupuk kandang sapi sebanyak 150 g per tanaman menghasilkan pertumbuhan terbaik, dengan tinggi tanaman mencapai 197,48 cm, jumlah daun 12,24 helai, dan diameter batang 2,65 cm. Pemanenan menunjukkan adanya peningkatan panjang dan diameter tongkol tanpa kelobot, dengan dosis optimal antara 150 hingga 200 g. Secara keseluruhan, pupuk kandang sapi terbukti efektif dalam memperbaiki kualitas tanah dan meningkatkan hasil jagung ungu, serta menawarkan solusi berkelanjutan sebagai alternatif pupuk anorganik.   Indonesia has the potential for agricultural development by utilizing local plants with high economic value, including purple corn (Zea mays L. ceratina Kulesh). This study aimed to evaluate the effect of cow manure on soil chemical properties, growth, and yield of purple corn. The use of cow manure was proven to increase soil pH from 4.95 to 5.59, reduce Al-dd levels to 0.00 me/100 g, and increase available phosphorus levels, cation exchange capacity (CEC), and soil organic carbon content. Meanwhile, total nitrogen levels did not change significantly. Application of 150 g of cow manure per plant resulted in the best growth, with plant height reaching 197.48 cm, having 12.24 leaves, and a stem diameter of 2.65 cm.. Harvesting showed an increase in the length and diameter of the cob without husk, with an optimal dose between 150 and 200 g. Overall, cow manure has proven effective in improving soil quality and increasing purple corn yields, and it offers a sustainable alternative to inorganic fertilizers.