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Organic farming has increasingly become a preferred choice in sustainable agricultural systems due to its significant benefits for environmental balance and quality. One of the key elements in organic farming is soil microorganisms, which play a crucial role in enhancing soil fertility and supporting plant health. Soil microorganisms, such as nitrogen-fixing bacteria, phosphate-solubilizing microbes, mycorrhiza, and organic matter decomposers, contribute significantly to fertilization efficiency and nutrient availability, as well as improving plant resistance to pathogens. The utilization of soil microorganisms as biofertilizers can reduce dependency on chemical fertilizers, mitigate environmental pollution, and increase agricultural productivity sustainably. Furthermore, soil microorganisms can improve soil structure, extend root longevity, and stimulate plant growth. The selection of appropriate microorganisms according to soil conditions and intended use is essential to maximize their benefits. Therefore, the application of soil fertility-promoting microorganisms as part of sustainable agricultural technology holds great potential to enhance environmentally friendly and efficient agricultural outcomes.

The use of nitrogen-fixing bacteria in agriculture is an effective way to improve soil fertility and overall crop productivity. Bacteria such as Rhizobium, Azotobacter, and Azospirillum are able to extract nitrogen from the soil and convert it into a form that can be absorbed by plants, which is essential for the formation of protein, DNA, and RNA in plants. By utilizing the capabilities of these bacteria, the use of synthetic chemical fertilizers can be varied, thereby reducing the detrimental dampening effects on water quality and the environment. In addition, nitrogen-fixing bacteria improve water use efficiency and contribute to the health of aquatic ecosystems. The use of these bacteria has the potential to improve the results of a more thorough analysis with less cost and less environmental impact.

Soil microorganisms play an important role in increasing nutrient availability for maize plants through the processes of nitrogen fixation, phosphate solubilization, and humic acid production. These processes not only increase maize productivity but also reduce dependence on synthetic chemical fertilizers, thus supporting agricultural sustainability. This study explores the benefits of microorganisms such as Rhizobium, Azospirillum, Pseudomonas, and arbuscular mycorrhizal fungi in enhancing nutrient uptake, protecting plants from environmental stress, and improving soil quality. Challenges in the application of microorganism technology include adaptation to diverse environmental conditions and low farmer adoption. However, advances in genomic technology and biotechnology open up opportunities to optimize the benefits of soil microorganisms. The implementation of this microorganism-based technology has the potential to support efficient, environmentally friendly and sustainable maize farming.

Global food demand continues to increase, but over-farming without considering environmental sustainability has led to land degradation. This can result in decreased crop yields. However, this problem can be solved by applying environmentally friendly farming methods using beneficial microbiomes that can improve soil health and increase crop productivity. This research aims to explore the role of the soil microbiome in enhancing crop productivity and crop resilience to biotic and abiotic stresses and supporting soil health, which enables the use of eco-agricultural approaches to solve these problems. This research utilizes the literature review technique, which involves analyzing, summarizing, evaluating and synthesizing documents from various references. This method aims to improve our understanding of how microorganisms promote plant growth in degraded soils. The results show that soil microbes improve soil quality and control plant diseases. Crop production on marginal lands can be sustainably increased with the use of the microbiome. In addition, the microbiome helps sustainable agriculture by reducing our dependence on synthetic chemicals, reducing environmental pollution and supporting food security worldwide, and supporting food security worldwide.  

Agricultural waste treatment is an organism that offers innovative solutions to reduce the negative environmental impact of waste while increasing agricultural productivity. By using microorganisms such as bacteria, fungi, and actinomycetes, wastes such as straw, manure, and coffee grounds can be effectively treated. This biological process accelerates the decomposition of organic matter into more benign substances and nutrients, such as nitrogen, phosphorus and potassium, which are essential for plant growth. In addition to improving soil fertility, the use of organic fertilizers also reduces dependence on chemical fertilizers, greenhouse gas emissions, and sustainable agriculture. The aim of this study was to investigate the role of microbiology in agricultural waste transformation by examining its mechanisms, potentials, and challenges. The results of this study show that microorganism-based technologies contribute to more environmentally friendly practices and reinforce fundamental economic principles. Processing agricultural waste into organic fertilizer is a strategic step in realizing sector sustainability.

Agricultural microbiology plays an important role in supporting the sustainability of the agricultural sector, contributing to global food security. Microorganisms, such as bacteria, fungi and algae, have various roles in increasing soil fertility, controlling plant pathogens and supporting biodiversity. This research aims to explore the role of microbiology in supporting environmentally friendly and sustainable agriculture. Through observations of various applications of microorganisms in agriculture, it was found that microorganisms can function as biopesticides, biofertilizers and organic waste processors. The research results show that microorganisms are able to optimize agricultural yields, improve soil health, and reduce dependence on synthetic chemicals.

Microorganisms are highly beneficial in sustainable agriculture as they are key components of the soil ecosystem and participate in various processes that enhance soil fertility, improve crop quality, and reduce reliance on synthetic chemicals. This study employs a meta-analysis or literature review method to examine previous research on the role of microorganisms in agriculture, specifically on how microorganisms play a critical role in sustainable farming. Most available studies rely on qualitative data or case studies, limiting the ability to conduct more in-depth quantitative analysis. The results indicate that waste processing into organic compost fertilizer is crucial. Applying organic farming methods improves crop quality while maintaining ecosystem balance.

The use of fertilizer in plant cultivation is basically carried out to meet the availability of nutrients for plants in order to obtain optimal results. However, excessive use of fertilizer can actually have a negative impact on the ecosystem, such as environmental pollution and decreasing soil quality. The use of biofertilizer as a substitute for biological fertilizer is an alternative that can be used to reduce dependence on chemical fertilizers. Biofertilizer is a biological fertilizer containing various live microorganisms which is used to increase plant productivity by improving the quality of soil fertility. One of the microbes that acts as a biofertilizer is the Bacillus sp. The purpose of this article is to find out how Bacillus sp. functions as a biological fertilizer that can increase soil fertility and increase crop productivity. Bacillus is a genus of bacteria that can be used as a biofertilizer because of its more varied antagonistic mechanisms and ability to produce endospores. The method used in this article is a meta-analysis or literature review method in several journals published online which are integrated with Google Scholar.

Soil fertility is an important element in agricultural sustainability, especially in supporting plant growth. One natural way to increase soil fertility is through Biological Nitrogen Fixation (FNB) by Rhizobium bacteria. These bacteria have a symbiotic relationship with legume plants, forming root nodules that convert atmospheric nitrogen into compounds that plants can absorb, such as ammonium (NH4+). The purpose of this article study is to determine the potential of Rhizobium bacteria in increasing and efficiency of nitrogen fixation which has an impact on soil fertility and increasing plant productivity. This study adopts a library research method or approach, which involves a series of systematic activities, starting from collecting data through various library sources, reading in depth, recording important information, to processing the research materials. The study results show that Rhizobium can reduce dependence on chemical fertilizers, increase soil fertility, and produce growth hormones that support nutrient absorption. These findings emphasize the important role of Rhizobium in supporting sustainable agriculture, especially in tropical regions where access to synthetic fertilizers is minimal.

Soil fertility is a key element in the sustainability of agricultural systems that support global food security. One important soil microorganism that plays a role in improving soil fertility is Rhizobium, a bacterium capable of biological nitrogen fixation through a symbiotic relationship with leguminosae plants. This bacterium not only contributes to increasing soil nitrogen availability by 30-50% but also helps reduce dependence on synthetic nitrogen fertilizers, which has implications for reducing greenhouse gas emissions. Nonetheless, the effectiveness of Rhizobium is strongly influenced by environmental conditions such as pH, salinity, and chemical pollutants, which can inhibit its symbiotic ability. Technological innovations, such as nano-based formulations and the development of superior strains, offer solutions to improve the efficiency of Rhizobium, but challenges such as high costs and lack of policy support remain. In addition, the widespread use of Rhizobium inoculants may disrupt the balance of the soil microbial ecosystem, requiring further research. Therefore, integration of technology, policy and farmer education is needed to optimally utilize the full potential of Rhizobium while mitigating environmental risks, to support a more sustainable agricultural system.

This research aims to explore the role of soil microorganisms in improving soil fertility and agricultural productivity to support sustainable agriculture. Using the literature review method, various scientific literatures were analyzed to identify the potential, challenges, and optimization strategies of microorganism technology. Microorganisms such as Nitrobacter, Streptomyces sp. and Trichoderma sp. play significant roles in nitrogen cycling, organic matter decomposition and plant pathogen control. In addition to naturally improving soil nutrition, these microorganisms also support agricultural efficiency by reducing dependence on synthetic chemical fertilizers and pesticides.  However, the adoption of this technology faces obstacles, such as farmers' lack of knowledge and limited access to quality products. Therefore, strategic steps are needed in the form of training programs, extension, and policy development to support the implementation of microorganism-based technologies. In the context of climate change, microorganisms also contribute to greenhouse gas mitigation and increase crop tolerance to abiotic stress. The results of this study emphasize the importance of microorganisms as a sustainable solution to the challenges of modern agriculture, as well as the need for collaboration between various parties to increase the capacity of farmers in implementing this technology.   

This study aims to explore the root growth patterns of cucumber (Cucumis sativus L.) cultivated in a polybag system, and examine the implications for nutrient absorption efficiency and plant survival. The method used was a systematic literature review, with narrative analysis of recent studies in the last five years. Data were analyzed to identify the relationship between root architecture, growing medium, and nutrient absorption efficiency.  The results showed that the polybag system, with its limited root growing space, promoted adaptation of root growth patterns, including an increase in lateral root density and a reduction in primary root length. Coconut fiber- and vermiculite-based growing media were shown to increase nutrient absorption capacity by up to 30%, while inoculation of rhizosphere microorganisms, such as mycorrhiza, increased phosphorus use efficiency by up to 25%. In addition, optimal root zone temperature plays an important role in supporting root metabolic activities.  The conclusion of this study confirms that optimizing root growth patterns through growing media, temperature management, and utilization of microorganisms can significantly increase the productivity of cucumber plants. These findings provide a basis for developing more efficient and sustainable cultivation strategies in modern horticultural systems. 

The use of organic fertilizers in agriculture in Dahana Village has significant potential in improving soil fertility and crop productivity. Organic fertilizers, which are derived from natural materials such as agricultural waste and animal manure, serve to improve soil structure, increase water retention capacity, and provide nutrients needed by plants. This study explored different methods of applying organic fertilizers and their impact on plant growth and the quality of agricultural produce. Results show that organic fertilizer not only improves vegetative growth but also yield quality, making it an essential component in sustainable agricultural practices. Thus, this study emphasizes the importance of integrating the use of organic fertilizers in land management strategies to achieve optimal and sustainable agricultural yields in Dahana Village.

This study examines the effectiveness of organic fertilizers in improving the quality and yield of cucumber (Cucumis sativus L.) plants through a comprehensive literature study. A systematic review was conducted on recent scientific publications that discuss various types of organic fertilizers, including chicken manure, bokashi, organic liquid fertilizer, and eco-enzyme. The research method used a literature study approach by analyzing articles from 2020-2024, focusing on the effectiveness of organic fertilizers in increasing the growth and productivity of cucumber plants.The results showed that organic fertilizers do not merely provide nutrients, but transform as agents of soil ecosystem regeneration. Each type of organic fertilizer has a unique mechanism in influencing plant growth, including increased microbiological activity, optimization of soil structure, and stimulation of the root system. Variations in plant responses depend on genotype, fertilizer composition and environmental conditions. The research resulted in practical recommendations for sustainable organic fertilization strategies, emphasizing the importance of a precision and holistic approach in cucumber crop nutrient management. The findings make a significant contribution in the development of sustainable agriculture.

Digital marketing has become a critical element in promoting tourism destinations, particularly in attracting young tourists who are highly connected to technology. Sawarna Village in Lebak Regency, Banten, holds significant natural tourism potential, such as beaches and caves, but faces challenges in implementing promotional strategies that align with the digital behavior of the younger generation. This study employs a literature review method to analyze effective digital marketing strategies, focusing on social media, visual content, and influencer engagement. The analysis reveals that creative use of social media, a visual storytelling approach, and collaboration with micro-influencers can enhance the appeal of tourism destinations. Additionally, search engine optimization (SEO) and location-based marketing campaigns play a vital role in improving Sawarna Village's visibility on digital platforms. This study recommends digital skill training for the local community to support destination promotion and foster digital transformation in the rural tourism sector. These findings emphasize the importance of technology-driven marketing strategies to enhance the competitiveness of rural tourism destinations in Indonesia.

The statements of Jesus on the cross represent a deeply theological aspect that must continue to be studied, understood, and applied in today’s Christian ministry. Christian ministry must not ignore the meaning of Jesus’ holy suffering as an expression of His sacrifice to redeem sinful humanity. Unfortunately, there are still some who question the authenticity of this suffering, even believing that the one who was crucified was not Jesus, but one of His disciples or another person. This perspective stands in opposition to the core teachings of the Christian faith.This study aims to narrate the peak quality of Jesus’ holy suffering through His seven last sayings on the cross. The research uses a qualitative method with a library research approach and grammatical analysis of biblical texts. Data were collected from theological literature and analyzed in light of biblical implications concerning the idea of Jesus’ suffering.The findings show that each statement of Jesus on the cross holds profound theological meaning and reflects God’s eternal plan for the redemption of human sin. A grammatical analysis of these texts strengthens the understanding that Jesus’ suffering is not only a historical event but also bears a deep spiritual significance essential for human salvation. Therefore, the teaching of Jesus’ words on the cross must become an integral part of church ministry today to strengthen the faith of believers in the truth of the Gospel.

In increasingly advanced digital era, the professionalism of Christian Religious Education (CRE) teachers has become extremely important. CRE teachers must not only possess strong academic abilities but also be prepared to face new challenges in the implementation of technology in the teaching and learning process. The Society 5.0 era demands integration between the virtual and real worlds, where advancements in information and communication technology have transformed the way education is delivered, including in CRE practices. The professionalism of CRE teachers in this era is determined by their mastery of 21st-century competencies, which include critical thinking, creativity, innovation, collaboration, and digital literacy. Therefore, CRE teachers must be able to develop innovative and engaging learning materials. This can be achieved by utilizing video tutorials, virtual simulations, and technology-based interactive games to enhance student engagement and the quality of learning. Thus, strengthening the professionalism of CRE teachers not only focuses on academic aspects but also on the application of Christian ethical values within a dynamic and digital learning environment.

Childbirth is a series of processes of expelling the fetus, placenta from the uterus to the outside world. Many complications can occur during childbirth due to various factors. HIS. Mal presentation, large fetus, KPD, narrow pelvis, and others. The efforts made are pregnancy exercises, pregnancy exercises so that the mother's body and reproductive organs become more flexible . Objective: To analyze the effectiveness of implementing pregnancy exercises on the smooth delivery process for mothers giving birth at the Serasi Clinic in 2024. Method: This research uses a survey method and a case control research design with a cross sectional design. Population: all mothers giving birth at the Serasi Clinic. Number: i as many as 35 people and with total sampling technique: 35 people. The instrument uses a questionnaire and the data analysis technique uses chi square analysis. Results: The majority of births were smooth, 27 people (77%). as many as 26 people (74%) took part in pregnancy exercise and 1 person (3%) did not take part in pregnancy exercise. Meanwhile, of the 8 people whose labor process was not smooth, 8 people (23%) did not participate in pregnancy exercises. The results of the Chi Square test by looking at the continuity correction obtained a P value of 0.000 (<0.05), so it can be concluded that there is a significant relationship between the implementation of pregnancy exercises and the smoothness of the delivery process at the Serasi Clinic in 2024

Educational psychology is a branch of psychology that focuses on understanding the learning process and the factors that influence educational success. This article aims to describe the strategic position of educational psychology in the context of the development of science and the modern education system, as well as the benefits of its application for educators, students and the educational environment. This research uses a literature review method by analyzing various relevant theories and previous research. The results of the study show that educational psychology has an important position as a bridge between learning theory and educational practice. Educational psychology helps identify students' learning styles, design effective teaching methods, and understand students' psychological needs. Apart from that, the application of educational psychology can increase learning motivation, overcome student behavior problems, and create a conducive learning environment. Thus, educational psychology not only contributes to the optimization of the teaching and learning process, but also to the holistic development of students' potential.

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.