This research aims to explore the optimization of land clearing techniques in supporting agricultural sustainability in Dahana Tabaloho Village, Gunungsitoli District, North Sumatra. This research involved students of the University of Nias Agrotechnology Study Program who applied land clearing techniques which included weed removal, soil loosening, drainage and bed making. The methods used in this study were direct observation, interviews, and measurement of soil parameters before and after the application of the techniques. The results showed that the combination of traditional and modern techniques in land management can improve tillage efficiency and environmental sustainability. The use of cultivators for soil loosening is proven to speed up the process, but still requires organic fertilizer to maintain the quality of the soil structure. Good drainage is effective in managing excess water and ensuring water availability during the dry season. In addition, making beds with proper direction supports optimal plant growth. The 15% increase in organic matter content and the stability of soil pH to remain neutral are indicators of the success of the applied techniques. Overall, this study provides evidence that proper land management can support sustainable agricultural productivity in the tropics.

The aim of this research is to analyze the effect of using superior seed organic fertilizer on the production of purple eggplant farming in Duriaasi Village, Wongeduku District, Konawe Regency. This research will be in Duriaasi Village, Wongeduku District, Konawe Regency. Determining the location of this research was carried out purposively, namely a method of deliberately determining the research area. Sample determination was carried out by census. Where in Duriaasi Village there are 35 purple eggplant farmers. The analysis uses a multiple non-linear regression formula with the equation transformed in linear form or in the form of the Cobb-Douglas function. Based on the results of research on respondent farmers who manage purple eggplant farming in Duriaasi Village, it can be concluded that the compost fertilizer production factor has a significant influence on purple eggplant production.  Meanwhile, manure production factors, superior seeds Bungo F1, superior seeds Panah Merah Yuvita F1 did not have a significant effect on purple eggplant production

Agroindustry plays a crucial role in the economy, particularly in supporting food security and creating business opportunities in rural areas. However, to remain competitive in an increasingly challenging market, a comprehensive evaluation of financial performance is essential. This study aims to analyze the financial performance of the Tahu Bulat Agroindustry in Buniasih Hamlet, Muktisari Village, Cipaku Subdistrict, Ciamis Regency, using the Du Pont System approach over the 2022–2024 period. The analysis focuses on five key indicators: Assets Turnover, Net Profit Margin, Return on Investment (ROI), Equity Multiplier, and Return on Equity (ROE). The results reveal an average Assets Turnover of 1.42 times, indicating effective asset utilization in generating sales. The average Net Profit Margin of 17.80% reflects the company’s ability to generate net profit from sales. The average ROI of 25.55% indicates efficient asset utilization. The Equity Multiplier has an average of 4.77 times, demonstrating the contribution of the capital structure to asset management. Meanwhile, the average ROE of 125.54% highlights high returns on equity, despite significant declines in the final year. The study concludes that the financial performance of the agroindustry is generally good, but declining indicators in the last year require strategies to improve efficiency and asset management. It is recommended that the company reevaluate its capital structure and enhance operational efficiency to ensure business sustainability.

Agro-industry is a strategic sector that supports rural economic growth and food security. Agro-industry, as a strategic sector, often faces challenges in financial management, which have an impact on business stability and sustainability. This research analyzes the financial performance of the Tahu Bulat Putra Mandiri Agroindustry in Ciamis Regency based on liquidity, solvency and profitability ratios. Financial report data for the last three years (2022-2024) was analyzed using the case study method by calculating financial ratios, such as current ratio, quick ratio, debt to asset ratio, debt to equity ratio, return on assets (ROA), and return on equity (ROE). The results show fluctuations in financial performance, where the liquidity ratio is good enough to meet short-term obligations, but solvency reflects high financial risk due to dependence on debt, while profitability experiences a decrease in efficiency in generating profits. This research recommends improving capital structure, increasing operational efficiency, and business diversification to ensure the company's financial sustainability and stability.

Fish as a food ingredient that contains high protein rots quickly compared to other food ingredients. Salted fish is called salted fish. The results of preliminary research testing the formalin content of salted anchovy fish at the Bulak Fish Market Center, Bulak District, Surabaya, showed that it was positive for formalin content and from the results of measuring the salt content of salted anchovy fish at the Bulak Fish Market Center, Bulak District, Surabaya, it was known that the salt content contained in anchovies Salted fish is declared safe because within normal limits, namely 20%, the lowest salt content is found in the 19th trade which has the highest total salt, namely from the 9th trader with a total salt content of 8.30 ppm and from the titration results it is known that 20 anchovy samples contain formalin content. The highest formalin content is from the 9th trader, namely 162 ppm and the lowest formaldehyde content is from the 4th trader, namely 9 ppm

Isotoma Longiflora Presi known as kitolod belongs to the Campanulaceae family. This plant is used as traditional medicine, and now continues to be in the process of moving towards conventional herbal medicine. Kitolod plants grow scattered on several islands in Indonesia, especially in the lowlands. This review article discusses the scientific journal of the kitolod plant which focuses on chemical compounds and also their pharmacological activities. All information exposure obtained from scientific literature such as scientific journals, the official website of the Minister of Health, books and also electronic books. Based on the results of a literature survey, Kitolod Plant (Isotoma Longiflora Presi). used in traditional medicine, used as anticancer, anti-inflammatory, anti-fungal, anti-bacterial, anti-oxidant, and is also able to help treat glaucoma and hyperlepidemia. Phytochemical compounds contained in this plant are alkaloids, flavonoids, tannins, saponins, terpenoids and steroids. This finding was obtained from both in vivo and in vitro testing and analysis of Isotoma Longiflora Presi.

This study aims to analyze the influence of maintenance technique analysis on the increase of Gayo Arabica coffee production by farmers in Belang Gele, Bebesen District, Central Aceh Regency. Central Aceh Regency, especially the Belang Gele area, is known as one of the best producers of Arabica coffee in Indonesia, but farmers in this area face various challenges in increasing production, such as climate change, lack of maintenance technology, and pest and disease problems. Good maintenance techniques, including pruning, application of appropriate fertilizers, weed control, pest control, and plant shading, are expected to increase the production of high-quality coffee. This study uses a descriptive approach with data collection through field observations, interviews with coffee farmers, and analysis of the maintenance techniques applied. The results of the study show that the application of agroforestry-based maintenance techniques, the use of organic fertilizers, and efficient water management can increase the production yield of Gayo Arabica coffee. In addition, uncertain weather factors are also a major challenge that affects the quality and quantity of production output. Therefore, the results of this study are expected to provide practical solutions for farmers in increasing coffee production in a sustainable and competitive manner in the global market.

This study aims to determine the effect of liquid biofertilizer and biochar on the growth and yield of mustard greens (Brassica juncea). This study was conducted from November to December 2023 in the Agrotechnology practicum field, Faculty of Science and Technology, Nias Raya University. The experimental design used was a 3 x 4 factorial Randomized Block Design (RAK) with 3 replications. There were two factors studied, namely the concentration of liquid biofertilizer consisting of three levels, namely Control (P0), 75 ml (P1), and 150 ml (P2), and biochar consisting of 4 levels, namely Control (B1), 1kg (B2), 2kg (B2) and 3kg (B3). The variables observed included plant height, number of leaves, and leaf length, leaf width, and wet weight. The concentration of liquid biofertilizer had a significant effect on leaf length, leaf width, and wet weight of plants aged 35 HST, had no significant effect on plant height, number of leaves aged 7, 14, 21, and 28 HST. The best dose of liquid biofertilizer treatment was at a concentration of 150 ml (P2). The provision of biochar had a significant effect on leaf length, leaf width, and plant wet weight at the age of 35 HST, had no significant effect on plant height and number of leaves at the ages of 7, 14, 21, and 28 HST. The results showed that there was a significant interaction on leaf length, leaf width, and plant wet weight, a significant interaction on leaf length, leaf width, and plant wet weight at the age of 35 HST, while other parameters had no significant effect. The interaction between the concentration of liquid fertilizer 150 ml (P2) with 3 kg of biochar (B3) was the best treatment combination.

Agrotechnology plays a crucial role in increasing agricultural productivity through the implementation of modern innovations and technologies. Challenges such as land degradation, climate change, and limited natural resources can be addressed through precision technology, smart irrigation, biotechnology, and agricultural mechanization. This study employs a literature review method by analyzing various studies from 2019 to 2024 that discuss the impact of agrotechnology on agricultural yields. The findings indicate that the application of precision irrigation systems can enhance water use efficiency by up to 40%, while the use of genetically engineered superior crop varieties can increase yields and improve plant resistance to pests and diseases. Additionally, the utilization of digital technology, such as the Internet of Things (IoT), enables more efficient and data-driven land management. However, major challenges in implementing these technologies include limited farmer access, high investment costs, and low digital literacy among farmers. Therefore, policy support, financial incentives, and farmer training are necessary to ensure the widespread and sustainable adoption of technology. Thus, agrotechnology can serve as a primary solution for increasing agricultural productivity while maintaining environmental sustainability.

This research aims to analyze the creativity profile and conceptual understanding of students in the sub-concept of animal and plant cell organelles in class XI SMA Negeri 3 Cilegon. The method used is descriptive with a population of 24 students. The sampling technique used was simple random sampling. The instruments used include creativity assessment sheets, creative product assessments, and multiple choice questions. The results show that student creativity in processes and products is in the good category with average scores of 78.69 and 80.7 respectively. Students' understanding of concepts is also relatively good with an average score of 74.8. These findings show that students can understand learning material well through a creative approach.