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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.

In the era of agricultural digitalization, dependence on Internet of Things (IoT) technology is increasing, yet supporting infrastructure remains vulnerable to connectivity disruptions. This research aims to develop an alternative protocol for IoT-based agricultural systems that can operate during internet connection failures, focusing on implementing a failsafe mode using NodeMCU ESP8266. The research methodology includes developing a monitoring system using soil moisture sensors and ultrasonic sensors for water level detection, as well as performance evaluation based on decision-making accuracy parameters, mode transition response time, and consistency in water management. Implementation results showed a 40,1% reduction in water consumption compared to traditional irrigation methods. The failsafe mechanism demonstrated sustained operations with 98% reliability in maintaining optimal soil moisture levels during 72-hour offline periods. This research contributes significantly to the development of smart agriculture through a cost-effective and scalable solution, particularly for areas with limited infrastructure that only require basic internet connectivity and minimal maintenance.

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.

Organic waste management in rural communities, especially those dependent on the agricultural sector, is still a big challenge. Organic waste such as crop residues, leaves and household waste are often not utilized optimally, resulting in environmental pollution and wasted potential. Meanwhile, farmers' dependence on chemical fertilizers increases production costs and reduces soil quality in the long term. This service program aims to provide education and assistance to farmer groups in Nagari Harau regarding the use of simple composters as a solution for managing organic waste. A simple composter is a method that is easy to make, cost effective, and can produce compost that is rich in nutrients. A participatory approach is used in implementing this program to ensure active community involvement in the entire process, from waste collection, composting, to utilization of the results. Through this program, it is concluded that communities can be more independent in managing organic waste, reduce negative impacts on the environment, and increase productivity and overall welfare of farmers.

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.

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.

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.

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.

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.

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.

Language plays a crucial role in everyday life as a tool for communication, not only conveying information but also expressing deeper meanings, especially those that are implicit. One of the relevant fields of study to understand these implied meanings is pragmatics. In this context, the Gospel of Matthew, particularly the parable of the sower in Matthew 13:1-23, becomes an intriguing object of analysis because it contains spiritual and moral teachings that are relevant to modern life. This research adopts a qualitative approach with a literature study to explore the implicit meaning within this parable. Matthew 13:1-23 illustrates various human responses to God's word through the analogy of seed sowing, involving four types of soil as symbols of the condition of the human heart. This study also examines the parable of Jesus in the social and cultural context of His time, as well as its implications within pragmatics, which emphasizes the importance of context and the listener's attitude in understanding the message being conveyed. The research findings suggest that the parable of the sower not only portrays the spiritual condition of individuals but also reflects the challenges faced by society in accepting the teachings of Christ. Through a pragmatic analysis, a deeper meaning of this parable can be understood, offering insights for moral and spiritual life today. This study is expected to provide a more comprehensive understanding of Jesus' teachings and their relevance in contemporary life.

Soil pollution is a global problem with anthropological and natural sources. Pesticides are chemical compounds used to eradicate pests. Pesticides are chemical or biological agents that can weaken, paralyze, and kill pests. According to a report by FAO (2021), global pesticide use reaches more than 4 million tons per year, with Asia accounting for nearly 50% of total consumption. In Indonesia, data from the Ministry of Agriculture (2022) shows that pesticide use increased by 15% in the last decade. Unfortunately, the intensive and uncontrolled use of pesticides has triggered the accumulation of harmful residues in the soil, creating a serious threat to soil, environmental, and human health. The purpose of this study was to determine how the utilization of microbiology in the bioremediation of agricultural soil polluted with pesticides. The method in this journal article uses a library study (library research), namely a method with data collection by understanding and studying theories from various literatures related to the research. The results show that soil bioremediation to reduce pesticides in agricultural soils can be done by utilizing specific or local microorganisms (bacteria and fungi), or enzymatic degradation. Although in laboratory scale, many findings on soil bioremediation are available in the literature, only few data on real scale activities can be found.    

Garut is one of the areas that has local cultural wisdom that is still beautiful and preserved. The diversity of existing plants has sufficient economic value and has potential as alternative ingredients and medicines. The people of Garut still cultivate and use plants as alternative medicines that can cure various diseases. The Mustajab plant or Gedi Leaf with the scientific name Abelmoschus manihot of the Malvace family is one of the herbal plants that has long been used by the people of Sindangsari village as a fever reducer or pyretic in babies. Pyretics is a condition in which the body experiences an increase in temperature above normal limits due to a response to infection or inflammation. This research was conducted in Sindangsari Village, Leuwigoong District, Garut Regency. The method used in this research is an exploratory survey method. The data collection technique uses a purposive sampling method. This research data analysis uses qualitative and quantitative methods. To calculate the use value, the UV method is used. Apart from that, the Fidelity Level Index (FLI) method is also used. Mustajab leaves are included in the category of plants with metabolite compounds which can produce compounds from the soil itself. Mustajab leaves can cure fever in babies because they contain many active compounds, one of which is flavonoid compounds. Based on the results presented in the table, it can be seen that the highest FL value is in the mustajab plant which is used as a treatment for fever in babies with a FL value of 51.5%. Based on the results table, it can be seen that the highest UV value is in the use of mustajab leaves as a medicine for baby fever with a UV value of 0.51. There are many processing and application methods for using mustajab leaves as traditional medicine, including boiling, squeezing and pounding. Based on the data above, it can be concluded that mustajab leaves are one of the traditional food plants which are usually used by rural communities as an alternative medicine to reduce fever in babies.

The policy of developing Nusantara Capital City was made by the government to reduce inequality between islands in Indonesia. East Kalimantan, which has tropical rainforests, was chosen as the destination for the development of Nusantara Capital City. The selection of East Kalimantan as the main development destination certainly has an impact on the environmental ecosystem in the forest area in the development area of Nusantara Capital City. This research analyzes the impact and government efforts in dealing with environmental ecosystem problems in the development area of Ibu Kota Nusantara. The method used in this research is descriptive qualitative research method which is expected to help in the process of problem identification. This research sees that the development of Nusantara Capital City can have the potential for deforestation, environmental damage, water pollution to degradation of soil quality. The government provides efforts by issuing Law Number 3 of 2022 concerning the development of the Nusantara Capital City which focuses on environmental protection and management by using the Forest City concept, reforesting and restoring ecosystems and conducting Environmental Impact Analysis (AMDAL) to realize the development of the Nusantara Capital City with environmental ecosystem sustainability.

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.   

Eco enzyme is a fermentation liquid from organic waste, namely fruit or vegetable peels, which are stamped with brown sugar or molasses and water. The ratio between brown sugar or molasses, organic matter (BO), and water is 1:3:10.  There are many benefits of eco enzymes, from the results of research and testimonials of eco enzyme users in the field.  The benefits of eco enzymes include soil fertilization, water purification, for disinfectants, hand soap, and detergents, to nourish hair, floor cleaners, healers for injuries, and so on. The implementation of this community service activity was carried out 2 times, namely: 1) Tuesday, July 19, 2022, with socialization material and the practice of making eco enzymes. 2) Thursday, November 10, 2022, with socialization material and practice of making Eco Enzyme Detergent.    The results of the development of one of the benefits of eco enzymes are Eco Enzyme Detergents, which are followed up with research related to the quality test results of EE Detergent washing results, SEE Detergents, and Chemical Detergents.  Development of community service activities related to eco enzymes to advanced eco enzyme products will continue to be developed and researched, to provide optimal benefits to the community.

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.

This article analyzes the word “seed” as a metaphor of God's word in Jesus' parables found in the Synoptic Gospels (Matthew, Mark, and Luke) with a semantic approach. The metaphor of “seed” in the context of first-century agriculture is used by Jesus to describe human responses to God's words, which are likened to different types of soil. This study explores the literal, metaphorical, and symbolic meanings of the Greek word σπόρος (sporos), and compares its usage in the three Synoptic Gospels to reveal differences in their narrative emphases. This study shows that the metaphor of “seed” not only describes the dynamics of spiritual growth, but also conveys a theological message about the importance of faith, perseverance, and readiness of heart in receiving God's word. As such, this article offers a new perspective that connects biblical and linguistic studies to deepen the understanding of Jesus' teaching.  

Stabilisasi tanah merupakan upaya memperbaiki tanah dalam keadaan tertentu sehingga didapatkan karakteristik tanah yang diinginkan dengan menambah zat aditif untuk meningkatkan kekuatan tanah. Tujuan penelitian ini untuk mengetahui sifat fisis dan mekanis tanah asli, mengetahui pengaruh bahan stabilisasi tambahan terhadap tanah, dan perbandingan pada campuran optimal. Penelitian ini menggunakan bahan semen PCC dan semen instan. Metode yang digunakan dalam penelitian ini yaitu pengujian laboratorium dengan uji kuat tekan bebas (UCT) dengan masing masing bahan aditif menggunakan komposisi campuran 0%,4%,8% dan 12%. Berdasarkan pengujian sifat fisis tanah asli memperoleh nilai berat jenis rata rata 2,595, (γb) 1,637 gr/cm³, dan termasuk jenis tanah lempung organik dengan plastisitas sedang sampai tinggi (OH). Berdasarkan sifat mekanis diperoleh dengan uji UCT tanah asli memiliki nilai kuat tekan bebas 0,677 kg/cm2 dengan Cu yaitu 0,338 kg/cm2. Untuk kuat tekan bebas tanah asli dan semen PCC paling tinggi didapat 1,776 kg/cm2 pada komposisi bahan stabilisasi semen PCC sebesar 8%, dan kuat tekan tanah asli dan semen instan paling tinggi didapat sebesar 1,967 kg/cm2 pada campuran semen instan 8%. Berdasarkan penelitian dapat disimpukan bahan paling optimal yaitu semen instan dengan komposisi campuran 8%. Perbandingan kuat tekan bebas dari tanah asli dibandingkan dengan semen PCC dan semen instan yaitu 0,677; 1,776;1,967.