Karyati Karyati
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View article: The Effect of Fertilization on Growth Response of Porang (Amorphophallus oncophyllus Prain) in Dipterocarp Forests, East Kalimantan Indonesia
The Effect of Fertilization on Growth Response of Porang (Amorphophallus oncophyllus Prain) in Dipterocarp Forests, East Kalimantan Indonesia Open
The use of forest land under dipterocarp for agroforestry is hindered by the problem of low fertility, necessitating the application of fertilization from organic materials, such as manure, compost, or biochar. These materials provide esse…
View article: A Phenomenological Study of Psychological Resilience of Dual-Role Career Women
A Phenomenological Study of Psychological Resilience of Dual-Role Career Women Open
Resilience is an important character for career women. Resilience is needed so that dual-role career women can balance career and family. Internal and external factors in career women can also affect their psychological resilience in under…
View article: Environmentally Responsible Behavior of High School Students in terms of The Ability to Solve Environmental Problems
Environmentally Responsible Behavior of High School Students in terms of The Ability to Solve Environmental Problems Open
This research aimed to determine whether there is a positive relationship between the ability to solve environmental problems with environmentally responsible behavior and to determine other factors that have a relationship with environmen…
View article: Sosialisasi Pemanfaatan Lahan Terbiarkan dengan Penanaman Tanaman Lokal Kalimantan Sebagai Upaya Konservasi Tanah dan Air
Sosialisasi Pemanfaatan Lahan Terbiarkan dengan Penanaman Tanaman Lokal Kalimantan Sebagai Upaya Konservasi Tanah dan Air Open
Local plants are plants that grow and develop in a certain area, and their distribution cannot be found in other areas. Currently the existence and popularity of local plants are starting to be replaced by the presence of several other typ…
View article: Soil carbon stock in different of mangrove ecosystem in Mahakam Delta, East Kalimantan, Indonesia
Soil carbon stock in different of mangrove ecosystem in Mahakam Delta, East Kalimantan, Indonesia Open
Mangrove forests serve as a buffer against sedimentation from the mainland into the sea, protect the area from coastal erosion, and prevent seawater intrusion in some ecological types of coastal environments. Additionally, because soil and…
View article: MaGoGreen: Teknologi Bio-Konversi Sampah Organik Sebagai Pakan Ternak Alternatif Memanfaatkan Larva Black Soldier Fly
MaGoGreen: Teknologi Bio-Konversi Sampah Organik Sebagai Pakan Ternak Alternatif Memanfaatkan Larva Black Soldier Fly Open
Waste utilization and management in a number of areas in Indonesia is still a complicated problem. One of the wise waste management efforts is by utilizing bioconversion technology with Black Soldier Fly maggot media that known as MaGoGree…
View article: Pembuatan Kompos Sebagai Upaya Pemanfaatan Sampah Rumah Tangga
Pembuatan Kompos Sebagai Upaya Pemanfaatan Sampah Rumah Tangga Open
Utilization of organic waste is one strategy that can be done in dealing with waste problems. The purpose of this community service was to improve skills in making compost from household organic waste and increase motivation to use househo…
View article: Keragaman Jenis Pohon dan Peresapan Air di Lahan Terbiarkan Setelah Kebun Tradisional
Keragaman Jenis Pohon dan Peresapan Air di Lahan Terbiarkan Setelah Kebun Tradisional Open
Ecological aspects of abandoned lands can be determine from many aspects, including the family diversity and the ability to absorb water. This study aims to determine the important value index based on tree family and the ability to absorb…
View article: Paddy Farm Income in Relation to Experience and Geographical Regions in East Kalimantan, Indonesia
Paddy Farm Income in Relation to Experience and Geographical Regions in East Kalimantan, Indonesia Open
The low level of paddy farm income is serious problem in the development of paddy farming in East Kalimantan.The results of some previous studies showed experience has ability to influence farmer income, however, limited studies discussed …
View article: The Correlation and Relationship Between Diameter Increment and Climatic Elements in a Secondary Forest of Universiti Malaysia Sarawak, Malaysia
The Correlation and Relationship Between Diameter Increment and Climatic Elements in a Secondary Forest of Universiti Malaysia Sarawak, Malaysia Open
Climatic elements play important roles in the growth of plants.The aims of this study were to determine correlation and relationship between plant growth and climatic elements (rainfall, rainy days, temperature, relative humidity, and sola…
View article: The ecological and economic values of a 50 years old secondary forest in East Kalimantan, Indonesia
The ecological and economic values of a 50 years old secondary forest in East Kalimantan, Indonesia Open
Karmini, Karyati, Widiati KY. 2021. The ecological and economic values of a 50 years old secondary forest in East Kalimantan, Indonesia. Biodiversitas 22: 4597-4607. Secondary forests in the tropics are often ignored since they are assumed…
View article: Conservation and economic aspects of a combination of forestry-agricultural crops (Neolamarckia cadamba-Phaseolus vulgaris) and terrace systems in different slope classes
Conservation and economic aspects of a combination of forestry-agricultural crops (Neolamarckia cadamba-Phaseolus vulgaris) and terrace systems in different slope classes Open
The utilization of steep lands by planting forestry and agricultural species can provide benefits from soil-water conservation and economic aspects. The combination of planting Neolamarckia cadamba-Phaseolus vulgaris and terrace systems ca…
View article: Biomassa dan Cadangan Karbon Tiga Jenis (Cyclosorus interruptus, Nephrolepis biserrata, dan Digitaria didactyla) Tumbuhan Herba Pada Periode Penyiangan Berbeda
Biomassa dan Cadangan Karbon Tiga Jenis (Cyclosorus interruptus, Nephrolepis biserrata, dan Digitaria didactyla) Tumbuhan Herba Pada Periode Penyiangan Berbeda Open
The weeding duration influencing biomass and carbon content of herbaceaous species. The objective of this study were to analyze biomass and carbon content of three herbaceaous species (Cyclosorus interruptus, Nephrolepis biserrata, and Dig…
View article: Comparison of tillage costs among eight paddy farm regions in East Kalimantan, Indonesia
Comparison of tillage costs among eight paddy farm regions in East Kalimantan, Indonesia Open
Background: Tillage is done to prepare land for wetland paddy farming, and it is commonly done by hand tractor. The purposes of this study were to identify the levels of ownership of hand tractor by paddy farmers, to describe the rental of…
View article: The allometric relationships for estimating above-ground biomass and carbon stock in an abandoned traditional garden in East Kalimantan, Indonesia
The allometric relationships for estimating above-ground biomass and carbon stock in an abandoned traditional garden in East Kalimantan, Indonesia Open
Karyati, Widiati KY, Karmini, Mulyadi R. 2021. The allometric relationships for estimating aboveground biomass and carbon stock in an abandoned traditional garden in East Kalimantan, Indonesia. Biodiversitas 22: 751-762. The existence of t…
View article: An Analysis of the Difficulty in Solving Algebra of the Students of Junior High School in Bantul Regency
An Analysis of the Difficulty in Solving Algebra of the Students of Junior High School in Bantul Regency Open
This survey research aims to determine the types of student difficulties of junior high school student in Bantul Regency in solving algebraic questions. The subjects of this research consisted of 335 grade VIII students of junior high scho…
View article: Short Communication: The ecological and economic values of secondary forest on abandoned land in Samarinda, East Kalimantan Province, Indonesia
Short Communication: The ecological and economic values of secondary forest on abandoned land in Samarinda, East Kalimantan Province, Indonesia Open
There is a large area of abandoned land that is not taken manage of after plantation activities in the tropic. These abandoned gardens which have been neglected for a long time have important ecological and economic values. This study aims…
View article: The role of tropical abandoned land relative to ecological and economic aspects
The role of tropical abandoned land relative to ecological and economic aspects Open
The floristic structure and composition of abandoned lands in the tropic have been observed to be changing dynamically during the succession process. This is mostly because they are not utilized maximally, therefore, there is a need to ass…
View article: KARAKTERISTIK IKLIM MIKRO DI BAWAH TEGAKAN SENGON-KACANG PANJANG DAN JABON–BUNCIS
KARAKTERISTIK IKLIM MIKRO DI BAWAH TEGAKAN SENGON-KACANG PANJANG DAN JABON–BUNCIS Open
The combination planting of forestry and agriculture plants influence microclimate under tree stand. The objective of this study was to investigate the characteristics of microclimate (air temperature, relative humidity, and light intensit…
View article: Development of allometric relationships for estimate above ground biomass of trees in the tropical abandoned land
Development of allometric relationships for estimate above ground biomass of trees in the tropical abandoned land Open
Karyati, Widiati KY, Karmini, Mulyadi R. 2019. Development of allometric relationships for estimate above ground biomass of trees in the tropical abandoned lands. Biodiversitas 20: 3508-3516. The abandoned lands have important role in the …
View article: Fundamental homomorphism theorems of fuzzy subsemigroups
Fundamental homomorphism theorems of fuzzy subsemigroups Open
The aim of this paper is to define and prove the properties of the homomorphism of fuzzy subsemigroup. This is the revised of the previous research has been done by the author. In this research we use different method to prove the fundamen…
View article: Improving The Students’ Ability In Writing Recount Text Through Guided Picture of Class X DKV 2 Semester 1 at SMKN 1 Banyuwangi In The 2017/2018 Academic Year
Improving The Students’ Ability In Writing Recount Text Through Guided Picture of Class X DKV 2 Semester 1 at SMKN 1 Banyuwangi In The 2017/2018 Academic Year Open
This classroom action research discussed certai ways to solve studentsdifficulties in composing recount, and the researcher would like to developthe technique of learning composing recount through guided picture, andthe problem of this res…
View article: Allometric equations to estimate the above-ground biomass of trees in the tropical secondary forests of different ages
Allometric equations to estimate the above-ground biomass of trees in the tropical secondary forests of different ages Open
Karyati, Ipor IB, Jusoh I, Wasli ME. 2019. Allometric equations to estimate the above-ground biomass of trees in the tropical secondary forests of different ages. Biodiversitas 20: 2427-2436. The allometric equations for trees of secondary…
View article: Silvicultural, hydro-orological and economic aspects of a combination of vegetative (Falcataria moluccana-Vigna cylindrica) and terrace systems in soils of different slopes
Silvicultural, hydro-orological and economic aspects of a combination of vegetative (Falcataria moluccana-Vigna cylindrica) and terrace systems in soils of different slopes Open
Karyati, Sarminah S, Karmini, Rujehan, Lestari VFE, Panorama WS. 2019. Silvicultural, hydro-orological and economic aspects of a combination of vegetative (Falcataria moluccana-Vigna cylindrica) and terrace systems in soils of different sl…
View article: SUHU DAN KELEMBABAN TANAH PADA TIGA PENGGUNAAN LAHAN DI KOTA SAMARINDA PROVINSI KALIMANTAN TIMUR
SUHU DAN KELEMBABAN TANAH PADA TIGA PENGGUNAAN LAHAN DI KOTA SAMARINDA PROVINSI KALIMANTAN TIMUR Open
The different land uses influence to the soil temperature and humidity in the different soil depths. The objective of this study was to know the soil temperature and humidity in the different soil depths (5 cm, 10 cm, 20 cm, and 30 cm) in …
View article: SUHU DAN KELEMBABAN TANAH PADA TIGA PENGGUNAAN LAHAN DI KOTA SAMARINDA PROVINSI KALIMANTAN TIMUR
SUHU DAN KELEMBABAN TANAH PADA TIGA PENGGUNAAN LAHAN DI KOTA SAMARINDA PROVINSI KALIMANTAN TIMUR Open
The different land uses influence to the soil temperature and humidity in the different soil depths. The objective of this study was to know the soil temperature and humidity in the different soil depths (5 cm, 10 cm, 20 cm, and 30 cm) in …
View article: The effectiveness comparison problem based learning model with NHT and TPS type on plane solid figure
The effectiveness comparison problem based learning model with NHT and TPS type on plane solid figure Open
The study was aimed to describe the learning model of problem based learning (PBL) with cooperative setting Numbered Heads Together (NHT) and Think Pair Share (TPS) type in terms of mathematics learning achievement, reflective thinking ski…
View article: The mixed cropping of Anthocephalus cadamba and Glycine max for rehabilitating sloping lands
The mixed cropping of Anthocephalus cadamba and Glycine max for rehabilitating sloping lands Open
Karyati, Sarminah S, Karmini, Simangunsong G, Tamba J. 2018. The mixed cropping of Anthocephalus cadamba and Glycine max for rehabilitating sloping lands. Biodiversitas 19: 2088-2095. Agroforestry system is one of the many alternatives to …