Meranti wood is a popular type of wood and is in great demand by craftsmen and the wider community. One effort to improve the quality of wood is by drying the wood properly. Natural drying of wood has several obstacles, such as the drying process which takes a long time and the tendency for drying defects to occur in the wood. This research aims to determine the types of meranti wood defects in…
One of the flora with high biodiversity and varieties in Indonesia is the orchid. Orchid belong to the Orchidaceae family, known for the unique shape, color, and aroma of their flowers. The purpose of this research is to determine the species diversity of orchids (Orchidaceae) in the Aek Nauli Special Purpose Forest Area (KHDTK), Girsang Sipangan Bolon District, Simalungun Regency, North Sumatr…
Cinnamon is a plant that produces essential oil. Cinnamon oil is obtained by extracting stem bark, twig bark, branches and leaves. Relatively little research has been done on essential oils with regard to different storage times of raw materials. Therefore, it is considered important to further study the storage times of raw materials "the quality of essential oil of cinnamon leaf (Cinnamomum b…
Primatas are one of the orders in the mammal class that has a larger brain volume than other animals. Interactions between humans and primatas have been occurring since pre-historic times, but these interactions have not always been good. Bad interactions between primatas and humans have consequences for humans and primatas as well as natural resources and habitats. This research uses a qualita…
Forest damage in river basins can cause soil erosion and landslides in the upstream areas and flooding in the downstream areas, thereby increasing the area of critical land. In order for the area of critical land to decrease, it is necessary to carry out efforts to rehabilitate forests and land by involving various parties. Activities carried out in Tapung District, Kampar Regency include refor…
The International Union for Conservation of Nature (IUCN) highlights that most species of Rafflesia are endangered, hence the need for conservation and protection efforts. In sustainable forest management and conservation efforts, local communities living around the forest need to be involved. For this purpose, an understanding of their knowledge and awareness of these protected natural resourc…
Butterflies have a function as a bioindicator of an environment, where if in an area there are still various types of butterflies, it can be categorized as still good environmental quality. This study aims to determine the diversity of butterfly species in the utilization zone of Tesso Nilo National Park. This study used 2 methods, namely, the transect count method and the baited trap method. T…
Macroscopic fungi are living organisms that do not have chlorophyll, similar to plants because they have cell walls, but fungi do not have roots, stems, and leaves or talus. Macroscopic fungi are found growing on litter, weathered tree branches, and living trees and some in hill areas during the rainy season only. This study aims to determine the types of macroscopic fungi in Rimbo Larangan, Se…
Increasing CO2 in the atmosphere, Indonesia is committed to reducing greenhouse gas through the FOLU Net Sink program. This effort can be done through carbon calculation in mangrove ecosystems. Mangrove can store and absorb large amounts of carbon, so it can be used in climate change mitigation. This research aimed to determine the composition of the spesies, carbon stock and CO2 absorption in …
Information regarding the use of medicinal plants by the community around KHDTK Aek Nauli has not been widely documented. Aek Nauli and identify the specific types of medicinal plants employed by the local community. The research employed the direct exploration method in the field to ascertain the potential medicinal plants, which were subsequently identified through the use of this application…
The endemic fauna of the island of Sumatra is the Sumatran elephant (Elephas maximus sumatranus), which can be found in almost all lowland areas of the island. Elephants are animals that require the existence of forests as a place to live, breed and shelter. Forests as a natural habitat for elephants in Sumatra are starting to experience damage due to the many exploitation and conversion activi…
Siamang is one of the primate species in the Hylobatidae family that is widely distributed in Sumatra, both in lowland and hilly forests. The research aims to determine the distribution and population of siamang, as well as habitat factors that affect the distribution and population of siamang in the Lembah Harau Nature Reserve. The research uses two methods: exploration method and concentrated…
Mammals have an important role in maintaining ecosystem balance. Grand Forest Park SSH is one of the conservation areas in Riau Province with various functions such as water catchment areas, carbon absorbers, oxygen producers, recreational facilities and flora and fauna conservation. This research aims to determine the diversity of mammal species in the Sultan Syarif Hasyim Grand Forest Park, R…
The Sumatran elephant (Elephas maximus sumatranus) is a protected species categorized as endangered. The incursion of Sumatran elephants into plantation areas and residential areas often leads to conflicts between humans and these elephants. This research was conducted in the Pinggir Subdistrict of Bengkalis Regency, specifically in Pinggir Village, with the aim of understanding the community's…
Trigona bees are one of the honey-producing stingless bee species from the Apidae family. Continuous availability of food is one of the conditions supporting the development of bee colonies and honey production. This study aims to determine the habitat characteristics of kelulut bees (Trigona spp.) in the Ghimbo Pomuan Customary Forest, Kampa District, Kampar Regency. Observations of habitat ch…
Unmanned aerial vehicle is one way to get the information of spatial data that photographed in detail small objects on the land with coverage area that is not too broad. The photo shoot was done in the Riau University Arboretum and surrounding areas. The location of the photo shoot on the research including scientific development zone to study forest ecosystems, activities of Student Affairs an…
The Alcedinidae kingfisher is one type of bird as an indicator of environmental health. Identifying the diversity of Alcedinidae kingfisher birds, we will also be able to maintain and protect the Alcedinidae bird population in the Camp Granit utilization zone of Bukit Tigapuluh National Park. The research used two methods, namely the point count (point count) method and the second method, the p…
The behavior of long-tailed monkeys naturally does not cause chaos if they live in their natural habitat and away from public life. Changes in monkey behavior to the point of causing conflict with humans may occur as a result of monkeys moving to areas close to community life. This research aims to estimate the population of long-tailed monkeys, describe disturbances and loss values and determi…
The distribution of sumatran elephants on the island of Sumatra is spread into several habitat areas including Riau. Riau province has 8 habitat pockets in 2016, one of which is the Giam Siak Kecil habitat pocket. The large number of land cover shifts into industrial plantations and plantations in the Giam Siak Kecil habitat pocket results in overlapping elephant and human activities, so it is …
Environmental services are defined as services provided by natural or artificial ecosystem functions whose value and benefits can be directly or indirectly perceived by stakeholders in realizing sustainable ecosystem management. Protected forest areas have a primary function as a protection of life support systems to regulate water systems, prevent floods, control erosion, prevent saltwater int…