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One alternative to increase plant growth and improve soil quality sustainably is organic fertilizer. Based on previous studies, this study discusses how organic fertilizer affects plant growth and soil quality. The results of the study indicate that organic fertilizer can increase plant growth by providing nutrients gradually and supporting the activity of soil microorganisms responsible for decomposing organic matter. The use of organic fertilizers has also been shown to improve soil structure, increase water retention capacity, and enrich it. However, there are several obstacles when using organic fertilizers, such as longer decomposition times and inconsistent nutrient levels. Therefore, efforts to optimize the use of organic fertilizers must be carried out continuously to increase their capacity to support sustainable agriculture.  

Crop rotation is one of the most effective agricultural and has significant benefits in improving soil fertility, assessing health and disease, and increasing the efficiency of natural resource utilization. Agricultural strategies that have important benefits in improving soil fertility, assessing health and disease, and increasing the efficiency of natural resource utilization. To maximize nutrient utilization and reduce the risk of certain pests associated with a crop, this practice involves reducing the types of crops grown on the same land in the relevant cycle. To maximize nutrient utilization and reduce the risk of certain pests associated with a crop, this practice involves reducing the types of crops grown on the same land in the relevant cycle. In addition, crop rotation helps improve soil structure, increase cation exchange capacity (CEC), and reduce dependence on chemicals and pests. The study employed a library analysis method by reviewing several previous studies on the impact of crop rotation on agricultural productivity and soil ecology. The results showed that crop rotation can increase nitrogen levels in the soil by up to 20%, reduce pesticide use by up to 50%, and increase air use efficiency, especially in areas with limited air supply. In addition, this practice helps create a more stable agricultural ecosystem by increasing biodiversity, such as reducing the number of natural enemies of pests. The findings of this study indicate that crop rotation is a practice that not only increases crop yields but also strengthens the principle of sustainability. With proper maintenance, crop rotation can be an effective solution to reduce land degradation, improve food security, and improve ecological balance in modern food systems. resilience, and improve ecological balance in modern agricultural systems.

Organic farming is increasingly being looked at as a solution to improve soil quality and produce sustainable agriculture. This study aims to explore the impact of organic farming on soil quality and yields of wet-rice farming in Nias Islands. Based on existing research, organic farming systems are proven to provide great benefits to soil fertility, including by increasing organic matter content, boosting soil microbial activity, and improving soil structure. The use of techniques such as crop rotation, organic fertilizers and mulching have been shown to improve soil quality, increase its ability to store water and reduce erosion. In addition, more diverse and active soil microbes also contribute to more efficient nutrient cycling, reducing dependence on synthetic fertilizers and helping to control pests naturally. While the initial adoption of organic farming may result in lower yields, research shows that in the long run, yields increase as soil quality improves. Organic farming also offers better resilience to climate change, especially in terms of the soil's ability to retain water and reduce the impact of drought. Thus, organic farming in Nias Islands can not only increase agricultural productivity, but also support environmental sustainability. Therefore, the application of organic farming is the right choice to improve food security and preserve nature in Nias Islands

Spinach (Amaranthus spp.) is a vegetable plant that is highly dependent on the availability of light and nutrients for its growth. Proper spacing plays an important role in influencing a plant's access to light and nutrients, which ultimately impacts its yield. This study examines the impact of planting distance on light and nutrient competition in spinach. Planting spacing that is too tight can lead to intense competition between plants, reduce the efficiency of photosynthesis, and increase the risk of etiolation in lower plants. On the contrary, planting spacing that is too wide reduces land use efficiency and increases the likelihood of weed growth. The ideal planting distance ranges from 15-20 cm between plants, which ensures maximum utilization of light and nutrients without resulting in excessive competition, thus supporting optimal growth and yield

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.

Verticulture is a way of farming or farming using planting media in containers arranged vertically (in tiers) to utilize the school yard.Verticulture can also be interpreted as a cultivation mechanism in a multi-level agricultural system with limited types of agricultural land available in the school area, so that planting using verticulture can be a solution for children in MI. The aim of verticulture is to get around the limited land in the school area, so that people who do not have land or land can still be productive in the agricultural sector.

Chili (Capsicum annuum L.) is a high-value horticultural commodity, but its productivity is often hampered by factors such as soil conditions, climate, pests and disease. The use of plastic mulch, especially the black-silver type, can increase chili yields by 25–40% through weed control, maintaining soil temperature, and reducing evaporation. Although initial costs are relatively high, significant yield increases can offset those costs. However, the resulting plastic waste is an environmental problem, so biodegradable mulch can be a more environmentally friendly alternative. This research uses a literature review method to collect and evaluate information from various relevant sources regarding the application of plastic mulch in increasing chili productivity. With proper management, plastic mulch can support increased chili yields and agricultural sustainability.

This study examines the main pests and diseases that attack cayenne pepper (Capsicum frutescens) plants grown in polybags. In Indonesia, this crop is in high demand for both household and industrial use. Nonetheless, farmers often face challenges from pest and disease attacks, including anthracnose, fusarium wilt and stem rot, leading to reduced yields. The methodology used was a literature review covering various sources related to cayenne pepper. Findings show that important diseases such as anthracnose can reduce yields by up to 80%, while pests such as fruit flies can cause chili fruits to drop prematurely before harvest. Effective pest and disease management is essential to increase the productivity of cayenne pepper cultivated in polybags.

Kelembapan dan suhu merupakan faktor yang penting dalam budidaya jamur karena jamur membutuhkan kelembapan dan suhu tertentu untuk tumbuh dengan baik. Aspek lingkungan perlu diperhatikan dalam budidaya jamur adalah selama masa pemeliharaan dan suhu di dalam rumah jamur harus dijaga di kisaran 15-30°C. Suhu di bawah 15°C mengakibatkan tubuh buahnya mengecil dan tangkainya panjang, tetapi kurus. Jika suhunya di atas 30°C, suhu akan menyebabkan payung jadi tipis dan ukurannya kerdil. Kelembapan udara optimum yang dibutuhkan antara 80-90%. Jika kelembapan udara terlalu tinggi, jamur akan cepat membusuk dan jika kelembapan terlalu rendah, jamur akan menjadi kerdil dan kurus. Untuk memonitor tingkat kelembaban dan suhu dalam budidaya jamur tiram dibutuhkan sistem monitoring yang berguna untuk mengetahui kondisi tanaman secara otomatis dan real-time. Internet of Things (IoT) memiliki konsep yang bertujuan untuk memperluas manfaat yang tersambung dalam koneksi internet secara terus-menerus. Penggunaan Internet of Things (IoT) dalam memonitor suhu dan kelembapan dapat membantu efisiensi dan mempercepat pengiriman informasi kelembapan dan suhu udara tempat jamur dibudidaya. Jenis penelitian yang digunakan adalah R&D (Research and Development) dengan jenis model pengembangan prototyping. Hasil penelitian menunjukkan bahwa sistem otomasi dan pemantauan berbasis IoT bekerja dengan baik, dengan tingkat kesalahan pembacaan sensor suhu DHT11 dibandingkan thermometer digital berada di bawah 5% (dengan nilai error antara 0,37% hingga 3,10%). Selain itu, alat dapat mengirimkan notifikasi kepada pengguna ketika suhu atau kelembapan berada di luar rentang yang telah ditentukan, sehingga membantu menjaga kondisi optimal bagi pertumbuhan jamur.

Humans will experience old age or old age (elderly) where when in that phase there will be a decrease in muscle mass so that it will affect the mobility of the elderly. Socialization of medicinal plants (TOGA) and ergonomics of movement for the elderly is knowledge provided for the elderly who live in Meruya Utara Village, especially in RT 004/09, where the number of elderly is quite large. This socialization is expected to help improve the knowledge and understanding of the elderly regarding the benefits of family medicinal plants and ergonomics of movement problems. The explanation of the use of TOGA plants that is conveyed is mainly related to the processing of TOGA, especially those that have properties for bone and muscle health where there are various types of TOGA that can maintain bone and muscle health such as ginger, temulawak, celery, and lemongrass. The explanation of ergonomic movement is conveyed starting from the type of elderly, problems faced, elderly diseases, safe activities for the elderly and a focus on rearranging the bathroom which is an area prone to frequent accidents for the elderly where the elderly bathroom must at least have a sitting toilet, railing, water reservoir, rough bathroom floor and a door handle with a handle

Technological developments in the agricultural sector, especially in the hydroponic method, provide solutions for optimizing plant growth in urban environments. This research integrates ESP32 microcontroller technology with a DS18B20 temperature sensor and TDS sensor to monitor and control temperature and nutrient quality in a hydroponic system. In addition, the Sugeno fuzzy logic method is used for automatic water quality monitoring.

Fruit cultivation plays a crucial role in the agricultural economy, where seed quality significantly impacts productivity. Watering and fertilizing fruit plant seedlings are key aspects of ensuring healthy growth. To meet the demands of modern agriculture, an automated solution has been developed utilizing messaging application-based technology, such as Telegram. This device enables remote control of watering and fertilizing processes via the Telegram bot feature, ensuring precision and convenience. Advantages include time efficiency, optimal fertilization, and precise watering, supported by light sensors and soil moisture sensors to enhance the process. Experimental results show that this technology successfully addresses challenges related to irregular watering and fertilization. Consequently, this automated system has the potential to enhance productivity and efficiency in fruit cultivation.

The problem of plastic waste has become a global issue that impacts the environment. In Sinar Bhakti Village, awareness of plastic waste management is still low, especially among children. This community service activity aims to provide education on utilizing used plastic bottles as a medium for growing ornamental plants to children in Sinar Bhakti Village. The method used is a participatory approach, directly involving children in the process of transforming used plastic bottles into planting media. The activity began with an introduction to the negative impacts of plastic waste, followed by training on plastic bottle processing techniques, and ended with practical activities of planting ornamental plants. The results of this community service showed that children were able to understand the importance of plastic waste management and practice creating planting media from used plastic bottles. Additionally, this activity enhanced creativity, environmental awareness, and a sense of responsibility among children. This activity is expected to contribute to reducing plastic waste and introducing the concept of recycling from an early age while creating a greener and more beautiful environment in Sinar Bhakti Village.

Lemongrass (Cymbopogon citratus) is a traditional medicinal plant with high anti-inflammatory potential. Its chemical components, such as citral, citronellal, and flavonoids, are effective in reducing inflammation, pain, and tissue damage. These benefits are highly significant in treating conditions such as arthritis, asthma, and various other inflammatory diseases. As a natural alternative treatment, lemongrass offers safety and efficacy without harmful side effects. The use of lemongrass can enhance the quality of life and community health while reducing dependence on chemical medications. Therefore, lemongrass deserves consideration as an effective and natural anti-inflammatory treatment option.The objective of this activity is to educate the community on the utilization of lemongrass as a household herbal drink with anti-inflammatory properties. In this program, the community service team will provide education and guidance to the community on how to process lemongrass (herbal medicine) into a household herbal drink with anti-inflammatory benefits.This activity will take place in one of the neighborhoods in Pekanbaru City, specifically at the Pucuk Rebung Kuntum Bersusun Posyandu, located at Jl. Limbungan, Komplek BPD No. 56, Rumbai Timur District, Lembah Sari Subdistrict, Pekanbaru City, Riau Province.The goal of this program is to increase the knowledge of the women at Pucuk Rebung Kuntum Bersusun Posyandu, enabling them to maximize the use of lemongrass (herbal medicine) for their health and well-being.

Hydroponic Cultivation and Family Medicinal Plants (TOGA) is an innovation that supports food security. The Community Service Program in Getas Village, Kendal Regency, Central Java, aims to improve agricultural land use through sustainable management and development of medicinal plants. The target of this program is for farmer groups and youth organizations. These activities include counseling, establishment of hydroponic houses, training, mentoring, monitoring, collaboration between the government and educational institutions, and evaluation and feedback. This program has succeeded in achieving several achievements, namely increasing knowledge, increasing skills, increasing production, and changing behavior.

Cocoa (Theobroma cacao L.) is a plantation crop that produces cocoa shell waste, and is an alternative as compost fertilizer. Water spinach is a type of vegetable that is widely consumed, but its productivity has decreased. It is necessary to increase plant production by providing additional nutrients by using cocoa shell waste as fertilizer. This research aims to determine the effect of cocoa shell waste compost on the growth of land kale plants. Research methods, namely (RAK); 5 treatments and 4 replications consisting of; P0(control), P1(100gr/polybag), P2(200gr/polybag), P3(300gr/polybag), and P4(400gr/polybag. Parameters observed for growth included; plant stem height, number of leaves and wet weight, then The data was tested using (ANOVA) and continued with the test (BNT) with a level of 5%. The results of the ANOVA test showed that the height growth of land kale plants in the treatment had a very significant effect on the 200g dose of fertilizer where Fcount>Ftable (11.7>3.11) while the group did not have a significant effect where Fcount <Ftable (0.39 < 3.11). significant where Fcount < Ftable (1.83 < 3.11) as well as in groups where Fcount < Ftable (2.1 < 3.11), and the highest wet weight was in treatment P2, namely 5 gr. Providing cocoa shell compost fertilizer at a concentration of 200 gr gave the best results in all observed parameters.

Chicken manure, produced by both broiler and laying hens, has a large capacity as an organic fertilizer. Its composition varies, depending on several factors, such as the ration given, the physiological nature of the chicken, and the condition of the cage, involving temperature and humidity. As a source of organic material, chicken manure has an important effect on the physical and chemical properties of the soil and plant growth. This manure is rich in nutrients and organic matter, with a relatively low water content. Chicken manure is a product produced by chickens as part of their digestive process, which also includes urine and other food waste. This manure plays an important role as a fertilizer, because it is rich in elements that support soil fertility, replacing nutrients that have been absorbed by plants. Manure, which comes from the manure of livestock such as chickens, horses, goats, sheep, and cows, has various benefits. In addition to adding nutrients to plants, manure also improves soil structure, increases humus and organic matter in the soil, and supports the growth of microorganisms in it.

The current reliance on chemical fertilizers has caused many problems in agricultural practices, such as the decline in soil quality and crop resistance to environmental stress. Farmers are encouraged to use chemical fertilizers, due to the lack of efficiency of nutrient absorption in plants which results in a lack of productivity of agricultural products. This research aims to review in depth the role of Mycorrhizal fungi in increasing the efficiency of nutrient uptake by plants. The research method used is the literature review method to explore more deeply the role of mycorrhizal fungi in increasing the efficiency of plant nutrient uptake. The results stated that mycorrhizal fungi have great potential as microorganism partners in increasing plant nutrient uptake. With its ability to expand the root absorption area, and enhance plant growth, improve soil structure and reduce pollution, mycorrhiza can contribute significantly to agricultural sustainability.

Corn (Zea mays) is a widely cultivated crop in Gorontalo and has high economic value as well as an important role in food security. Fertilization is one of the key factors that influence the productivity of corn plants. This research aims to determine the combination of NPK fertilizer doses granulated with Biochar-Chitosan in enhancing the growth and productivity of corn plants, as well as its impact on the quality of total N soil content. The study was conducted by planting corn, applying fertilizer, and observing its growth through measurements of plant height, leaf length, stem diameter, cob weight with husk, and cob weight without husk. The observational data were then analyzed descriptively, summarizing or classifying the data set to provide an overview of the data. Additionally, the analysis of soil N-total content was conducted before and after the application of fertilizers. The research results show that the combination of NPK-Biochar fertilizer doses has a significant impact on the growth and productivity of corn plants. The 7.5-gram NPK-Biochar fertilizer dose yielded the best results in increasing plant height, number of leaves, stem diameter, and cob weight with and without husks compared to other doses. Soil chemical property analysis also indicates that the application of NPK-Biochar fertilizer has a positive impact on the quality of the soil's total nitrogen content.

Through Presidential Regulation No. 82 of 2018, concerning Health Insurance in article 48, one of the benefits of promotive preventive services is health history screening services. Health history screening abbreviated as SRK is a preventive effort that can detect participants with a potential risk of diabetes, hypertension, kidney failure and coronary heart disease. This SRK filling activity is very beneficial for JKN participants, one of which is that they can find out the potential risk of disease as early as possible for themselves and their family members. Some people still have minimal knowledge about the Mobile JKN application, there are several obstacles in the community, especially the elderly who experience either a lack of smartphones or a lack of understanding of how to use the Mobile JKN application, so these obstacles are the main problems that occur in the Marpoyan Damai area, especially in the Jl. nurul. The aim of the activity is to increase the public's insight and knowledge regarding how to use and benefit the Mobile JKN application in health history screening. In this case, the service team will provide education and assistance with health screening through the BPJS application as an effort to prevent disease. The location for this activity will be carried out in one of the neighborhoods in Pekanbaru City, namely the RT 01 RW 21 Tangkerang Tengah neighborhood, Pekanbaru City. The aim is that after this community service is carried out, it can improve the level of public health through health screening in the application and also increase the knowledge of the community in the area regarding the use of family medicinal plants (herbal medicine)