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Pengaruh Abu Pembakaran Sampah Dengan Penambahan Kotoran Kijang Untuk Pupuk Tanaman Hias Moch Zainuri; Yanatra Budi Pramana; Arif Yachya; Manik Ayu Titisari; Ida Kusnawati Tjahjani; Krisyanti Budipramana; Suparman
STIGMA: Jurnal Matematika dan Ilmu Pengetahuan Alam Unipa Vol 18 No 02 (2025)
Publisher : Universitas PGRI Adi Buana Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36456/stigma.18.02.10711.%p

Abstract

The increasing volume of waste in Indonesia poses environmental challenges, especially incinerator ash residues that contain heavy metals and have the potential to contaminate soil. This study aimed to evaluate the utilization of incinerator ash combined with deer dung as an alternative growing medium for ornamental betel nut (Epipremnum aureum). Four treatments of growing media composition were tested: pure soil, ash and dung mixture in different ratios, and observed for eight weeks on the parameters of plant length, leaf area, and plant weight. Results showed that the treatment without ash mixture produced the best growth, while increasing the proportion of ash decreased plant growth performance. This is thought to be due to the heavy metal content in the ash which inhibits plant metabolism and nutrient uptake. Although the plants survived in all treatments, the effectiveness of the ash and deer manure mixture as a growing medium proved to be limited, so its use should be limited and not recommended for consumption crops. The potential utilization of ash is more appropriately directed towards non-agricultural sectors that do not come into direct contact with living things.
Pengaruh Buangan Krimer Nabati  Sebagai Pupuk  Terhadap Pertumbuhan Tanaman Sawi Bukti; Yanatra Budi Pramana; Manik Ayu Titisari; Arif Yachya; Suparman; Nony Kezia Marchyta; Krisyanti Budipramana
STIGMA: Jurnal Matematika dan Ilmu Pengetahuan Alam Unipa Vol 19 No 01 (2026)
Publisher : Universitas PGRI Adi Buana Surabaya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36456/stigma.19.01.11430.%p

Abstract

The vegetable creamer-based food industry produces a large amount of waste that has not been optimally utilized, reaching more than 1.4 tons per month and accumulating up to 17 tons in a period of 10 months. Disposal of this waste also requires considerable costs, so a more sustainable alternative utilization is needed. This study aims to assess the effect of applying vegetable waste creamer solution as liquid organic fertilizer on the growth and yield of mustard greens (Brassica rapa var. Parachinensis L.). The treatments used consisted of four solution compositions: 0% (control), 10%, 30%, and 50%. Parameters observed included plant height, number of leaves, and plant wet weight. The results showed that the treatment with 10% concentration gave the most optimal results on plant height and wet weight, while the highest number of leaves was obtained from the 0% treatment. High concentrations (30% and 50%) actually inhibited growth and caused plant death. These results indicate that waste creamer has potential as a liquid organic fertilizer if used in the right composition.   Keyword: Vegetable Creamer, Industrial Waste, Organic Fertilizer
Aktivitas Fisik dan Persepsi Manfaat Kesehatan pada Wanita Usia Produktif di Kecamatan Rungkut Surabaya: Studi Mixed Methods Amelia Lorensia; Cynthia Marisca Muntu; Krisyanti Budipramana; Marthy Meliana Ariyanti Jalmav; I Nyoman Yoga Diputra
IJMT : Indonesian Journal of Midwifery Today Vol. 5 No. 2 (2026): IJMT
Publisher : Universitas Muhammadiyah Gresik

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.30587/ijmt.v5i2.11629

Abstract

Background: Physical activity among women of productive age plays an important role in maintaining physical and mental health as well as preventing non-communicable diseases. Objective: This study aimed to analyze physical activity patterns and perceptions regarding the health benefits of physical activity among women of productive age. Methods: This study employed a mixed-methods approach using a convergent parallel design. The quantitative phase used a cross-sectional approach, while the qualitative phase applied interpretative phenomenological analysis (IPA). The study involved women aged 18–45 years living in Rungkut District, Surabaya. A total of 130 respondents participated in the quantitative phase using purposive sampling, while 20 respondents were involved in in-depth interviews during the qualitative phase. Physical activity was measured using a modified International Physical Activity Questionnaire (IPAQ). The questionnaire validity and reliability tests showed valid items with Cronbach’s alpha value of 0.84. Results: The results showed that most respondents frequently engaged in physical activity (73.18%) with predominantly light-intensity activities (56.92%). Respondents generally understood the health benefits of physical activity, including maintaining muscle health, controlling blood pressure, improving sleep quality, and maintaining mood stability. Chi-square analysis showed no significant relationship between the frequency of physical activity and respondents’ perceptions of health benefits (p>0.05). Qualitative findings revealed that respondents perceived daily activities such as house cleaning, walking, exercise, and yoga as forms of physical activity. Time constraints, fatigue, and busy daily schedules were identified as barriers to regular exercise. Conclusion: Most women of productive age demonstrated good awareness regarding the health benefits of physical activity, although this awareness was not significantly associated with the frequency of physical activity performed.