Research Article
Cocoa (Theobroma cacao L.) Fertilization Pattern with Four Balanced Principles in Deli Serdang Regency, Indonesia
Program Study of Agrotechnology, Faculty of Agriculture, Catholic University of Santo Thomas, Jl. Setia Budi, Kota Medan, Sumatera Utara 20135, Indonesia
LiveDNA: 62.29281
ORCID: 0000-0003-2279-2670
Erwin M. Harahap
Program Study of Agrotechnology, Faculty of Agriculture, University of Sumatera Utara, Kota Medan, Sumatera Utara 20222, Indonesia
LiveDNA: 62.29358
Chairani Hanum
Program Study of Agrotechnology, Faculty of Agriculture, University of Sumatera Utara, Kota Medan, Sumatera Utara 20222, Indonesia
Tumpal H.S. Siregar
Sungei Putih Research Center, Sungei Putih-Galang Sumatera Utara P.O. Box 1415, Medan 20001, Indonesia
Hasril Siregar
Indonesian Oil Palm Research Institute, Jl. Brigjen Katamso No. 51, Kota Medan, Sumatera Utara 20158, Indonesia
Siswa Panjang Hernosa
Program of Agribusiness, Faculty of Agriculture, University of Medan Area-Campus 1, Jl.H. Agus Salim, Kabupaten Deli Serdang, Sumatera Utara 20223, Indonesia
LiveDNA: 62.36725
ORCID: 0000-0002-9503-2923