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Journal : Journal of Applied Plant Technology

Analysis of Andisol Soil Quality Index in Scallion (Allium fistulosum L.) Agricultural Land in Tosari District, Pasuruan Regency Salamah, Mahmudatu Fais; Arifin, A. Zainul; Purnamasari, Retno Tri; Hidayanto, Fajar
Journal of Applied Plant Technology Vol 3 No 2 (2024): Journal of Applied Plant Technology (JAPT)
Publisher : Agrotechnology Study Program, Faculty of Agriculture, Wijaya Kusuma Surabaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30742/szc6h547

Abstract

Soil quality assessment can be done by monitoring the dynamic conditions of various indicators that influence it. Measuring these indicators produces a soil quality index (IKT), which is a tool to evaluate the impact of land management practices (Mas'udi et al., 2021). This research aims to determine the distribution of the soil quality index on shallot (Allium fistulosum L) agricultural land in Tosari sub-district, Pasuruan district, East Java. The research was carried out in Tosari sub-district, Pasuruan district at an altitude of 1700 meters above sea level. In September 2023 – January 2024. This research uses a purposive sampling method for taking soil samples. Next, it was analyzed in the laboratory for texture, volume weight, porosity, C-organic, pH, P-available, K-exchangeable and the rooting depth was measured. The soil quality index is calculated using the criteria of Mausbach and Seybold (1998), which can be adjusted to field conditions using the Minimum Data Set (MDS). Based on the research results, it shows that there are differences in the Soil Quality Index on Onion Leaf land in several villages in Tosari sub-district. Leek fields in Tosari sub-district have two criteria, namely medium and good criteria. Tosari Village, Ngawidono Village, Mororejo Village and Kandangan Village are classified as Good (B) while Podokoyo Village is classified as Medium (S).
Effectiveness Test of Cow Manure Composting Method on The Quality of Cow Manure Maulana, Ade; Purnamasari, Retno Tri; Arifin, A. Zainul; Hidayanto, Fajar
Journal of Applied Plant Technology Vol 4 No 1 (2025): Journal of Applied Plant Technology (JAPT)
Publisher : Agrotechnology Study Program, Faculty of Agriculture, Wijaya Kusuma Surabaya University

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30742/q36jmz39

Abstract

Manure is an organic fertilizer with adequate nutrients to enhance soil quality and support plant growth. In Sebalong Village, Pasuruan, cow dung is used directly without processing, reducing its effectiveness. This study aims to evaluate different manure processing methods to optimize its use. Conducted in Sebalong Village (October–December 2024), the research employed a Completely Randomized Design (CRD) with four treatments and four replications: Method 1 (Aerobic composting with tarpaulin), Method 2 (Aerobic composting burned + composter), Method 3 (Anaerobic composting + composter + EM4), and Method 4 (Anaerobic composting burned + composter + EM4). Parameters measured included temperature, humidity, pH, and nutrient content (N, P, K, organic C). Results showed that composting methods significantly affected compost quality. Method 4 (anaerobic composting with burning, composter, and EM4) yielded the best results, with organic C (18.66%), BO (32.10%), C/N ratio (7.40), N (2.52%), P (2.42%), and K (2.48%). This method proved most effective in enhancing nutrient levels, suggesting its potential for optimal organic fertilizer production in Sebalong Village.