Evaluation of composting of several plant biomass wastes with different types of starters von Barus, Junita, Mustikawati, Dewi Rumbaina, Endriani, Endriani, Meithasari, Dian, Rr Ernawati Rr Ernawati, Wardani, Nila, . Soraya, Nandari, Dyah Suretno, Reny Debora Tambunan, Silalahi, Marsudin

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Improvement in soil properties and soil water content due to the application of rice husk biochar and straw compost in tropical upland von Barus, Junita, Rr Ernawati Rr Ernawati, Wardani, Nila, Pujiharti, Yulia, Nandari, Dyah Suretno, Slameto, Slameto

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Effectiveness of bio-silica and bio-fertilizer on nutrient uptake in leaves and yield of rice inpari IR nutri-zink variety von Barus, Junita, Mustikawati, Dewi Rumbaina, Arief, Ratna Wylis, Endriani

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Soil Chemical Properties and Soybean Yield Due to Application of Biochar and Compost of Plant Waste von Barus, Junita

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Soil Chemical Properties and Soybean Yield Due to Application Biochar and Compost of Plant Waste von Junita Barus

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Soil Chemical Properties and Soybean Yield Due to Application of Biochar and Compost of Plant Waste von Junita Barus

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Recommendation of Phosphate and Potassium Fertilizers for Maize at Five Locations in Lampung von Barus, Junita, Makka Murni, Andarias

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PENGARUH TEKNIK BUDIDAYA TERHADAP INTENSITAS PENYAKIT KARAT DAN PRODUKSI KACANG TANAH (ARACHIS HYPOGAEA L.) von Hasanah, Hasanah, Wylis Arief, Ratna, Barus, Junita

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Soil mesofauna amount and diversity by returning fresh and compost of crops biomass waste in ultisols in-situ von Barus, Junita, MEITHASARI, DIAN, LUMBANRAJA, JAMALAM, SUDARSONO, HAMIM, HIDAYAT, KUSWANTA FUTAS, DERMIYATI, DERMIYATI

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Application of bio-silicic acid to improve yield and fertilizer efficiency of paddy on tidal swamp land von KALBUADI, Donny Nugroho, SANTI, Laksmita Prima, GOENADI, Didiek Hadjar, BARUS, Junita

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Zoning Rural Area For The Development Of Annual Plants von Hafif, Bariot, Barus, Junita, Masganti, Masganti

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