Dirga Sapta Sara

The Effect of Granular KCl Fertilizer Dosage on K-available, K-uptake, and Yield of Sweet Corn (Zea mays saccharata sturt.) in Inceptisol from Jatinangor

Sara , Dirga Sapta, Emma Trinurani Sofyan, Dirga Sapta Sara, Andriyani Agistin & Sofyan , Emma Trinurani · Journal of Agriculture and Ecology Research International · 2023

This research aimed to determine the effect and the best granular KCl fertilizer dosage in increasing K-available, K-Uptake, and yield of sweet corn (Zea mays saccharata Sturt.) Talenta variety on Inceptisols from Jatinangor. The method used was a randomized completely block desi...

Open access Research Article 10.9734/jaeri/2023/v24i5537

The Effect of a Combination of N, P, K and Biochar-Silica Fertilizers On CEC, C-organic, N, P, K Content of Plant and Yield of Rice on Inceptisols Jatinangor, Indonesia

Emma Trinurani Sofyan, Rija Sudirja, Dirga Sapta Sara, Farida Damayanti, Ania Citraresmini & Andina Kristina Putri · Asian Journal of Soil Science and Plant Nutrition · 2025

Inceptisols have enormous potential for cultivating lowland rice because of their wide distribution in Indonesia, but low fertility is one of the problems with Inceptisols. The experiment aims to determine the effect of a combination of N, P, K, and biochar-silica fertilizers on...

Open access Research Article 10.9734/ajsspn/2025/v11i1485

Effect of Water Hyacinth Compost and Nitrogen, Phosphorus, Potassium, Sulfur Fertilizers on S-Availability, S-Uptake, and Quality and Yield of Onion (Allium ascalonicum L.) on Inceptisols of Jatinangor

Emma Trinurani Sofyan, Benny Joy, Dirga Sapta Sara & Dwika Graha Santana · International Journal of Plant & Soil Science · 2023

Shallots are have a high potential in Indonesian agricultural land. Soil in Indonesia is dominated by Inceptisols, which is low in soil fertility. This can be managed  by adding nutrients to soil to increase its fertility, which can have a good effect on quality and crop yields....

Open access Research Article 10.9734/ijpss/2023/v35i203835