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Journal : Soil REns

Perbandingan Respon Tanaman Terhadap Aplikasi Pupuk Majemuk: Analisis dan Temuan Utama Mulyani, Oviyanti; Joy, Benny; Remona, Rizkiyani
Soilrens Vol 22, No 1 (2024)
Publisher : Dept Ilmu Tanah & Sumberdaya Lahan Fakultas Pertanian Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/soilrens.v22i1.57233

Abstract

The use of compound inorganic fertilizers in plant cultivation systems is on the rise because of their practicality, more comprehensive and homogeneous nutrient availability, and potential to reduce production costs. Different combinations of compound fertilizer products can generate a variety of responses in terms of plant growth. The aim of this investigation was to assess how plants responded to the components of their results, specifically the variations in two distinct compositions of compound fertilizers. This investigation divided 60 experimental sites into two groups, each using two distinct types of compound fertilizers. The macronutrient content of the compound fertilizers (NK and NP), distinguished them. This study employed nine treatments, which included a control (without fertilizer treatment), conventional NPK fertilizer, a combination of NPK fertilizers (3/4, and 1) doses with (1/2, 3/4, 1 and 1) doses of compound fertilizer, and a randomized block design Each treatment was repeated three times. The results of this study suggest that the application of compound fertilizer with two distinct compositions has a substantially different effect than the control treatment. In comparison to compound fertilizers with a higher potassium content, which have a yield component value of RAE 134%, the application of compound fertilizers with a higher phosphorus content can provide a higher yield component value of RAE 127.92%. The function of applying potassium-containing nutrients can produce better outcomes for corn plant than those with higher phosforus content, making it an interesting study that should be investigated further in the future
Respons N-Total, P-Potensial dan K-Potensial dan Hasil Jagung Manis (Zea mays saccharata Sturt) akibat Pemberian Pemupukan Pupuk Organik Remah dan NPK pada Tanah Inceptisol Sara, Dirga Sapta; Sofyan, Emma Trinurani; Joy, Benny
Soilrens Vol 22, No 1 (2024)
Publisher : Dept Ilmu Tanah & Sumberdaya Lahan Fakultas Pertanian Universitas Padjadjaran

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.24198/soilrens.v22i1.57246

Abstract

Sweet corn is an agricultural commodity that has increasing market demand and high economic value. To achieve optimal production results, proper fertilization is very important, especially on Inceptisol soils that have low to medium fertility. This study aimed to evaluate the combination of crumb organic fertilizer and NPK fertilizer on soil N-total, P-potential, and K-potential as well as sweet corn crop yield. The experiment was conducted from September to December 2023 at the Experimental Field, Padjadjaran University, using Inceptisol soil, sweet corn seeds, crumb organic fertilizer, and NPK fertilizer (15-15-15). Randomized Group Design, six treatments including control, recommended dose of NPK fertilizer, and combination of crumb organic fertilizer with NPK, repeated 4 times. Analysis in the maximum vegetative phase at 55 HST with testing parameters including soil N-total (Kjeldahl method), P-potential (Bray method), K-potential (ammonium acetate method). The results showed that the combination of ¾ NPK and 1 ½ crumb organic fertilizer was effective in increasing soil N-total, P and K-potential and sweet corn yield.