Saipul Sihotang
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View article: Characteristics of Wild Edible Mushroom Knowledge of Mushroom Foragers in Indonesia
Characteristics of Wild Edible Mushroom Knowledge of Mushroom Foragers in Indonesia Open
Edible wild mushrooms (EWM) are food sources which have high nutritional value. Although they are not the main choice of daily foods in Indonesia, various local communities and mushroom foragers have been consuming EWM for decades, yet wit…
View article: Combination of Plant Growth Promoting Rhizobacteria (PGPR) Paitan Root with Several Types of Bokashi and Its Effect on Tatsoi
Combination of Plant Growth Promoting Rhizobacteria (PGPR) Paitan Root with Several Types of Bokashi and Its Effect on Tatsoi Open
The combination of PGPR (Plant Growth Promoting Rhizobacteria) with bokashi aims to increase nutrient availability in the soil. PGPR which comes from paitan roots is known to have the potential to help nutrient availability so by combining…
View article: Variety Study on Germination Power of Palm Seeds (Elaeis guineensis Jacq.)
Variety Study on Germination Power of Palm Seeds (Elaeis guineensis Jacq.) Open
Seeds as planting material play an important role in agricultural development. The high demand for oil palm sprouts causes the long germination time to become an obstacle for consumers and seed producers. The aim of this research is to exa…
View article: Study on the Production of Superior Seed Bunches of Oil Palm (Elaeis guineensis Jacq.) (Case Study: Indonesian Oil Palm Research Institute-PPKS Marihat Unit)
Study on the Production of Superior Seed Bunches of Oil Palm (Elaeis guineensis Jacq.) (Case Study: Indonesian Oil Palm Research Institute-PPKS Marihat Unit) Open
This research aims to examine the production of superior oil palm seed bunches in the PPKS Marihat Unit.Data and information collection is carried out using direct and indirect methods. Field observations carried out include: Area conditio…
View article: Factors Affecting the Income of Labor Fishermen (Case Study: Tebing Tinggi Village, Tanjung Beringin District, Serdang Bedagai Regency)
Factors Affecting the Income of Labor Fishermen (Case Study: Tebing Tinggi Village, Tanjung Beringin District, Serdang Bedagai Regency) Open
Indonesia is a country that has a very large water area which is a large potential resource to be utilized for national development. This condition affects the strong weak economic activities of the village. The purpose of the study is to …
View article: Influence of Monoculture and Polyculture Planting Patterns on the Intensity of Pest Attacks by Helopeltis sp. on Arabica Coffee of the Sigarar Utang Variety in North Tapanuli Regency
Influence of Monoculture and Polyculture Planting Patterns on the Intensity of Pest Attacks by Helopeltis sp. on Arabica Coffee of the Sigarar Utang Variety in North Tapanuli Regency Open
Coffee is one of the leading commodities in the plantation subsector in North Sumatra which has good market opportunities both domestically and abroad. Especially in the Lake Toba area, apart from the PBKo pest, it turns out that attacks b…
View article: Provision of POC Coconut Water and Tea Dregs Compost on Plant Growth and Production
Provision of POC Coconut Water and Tea Dregs Compost on Plant Growth and Production Open
The aims ofthis research is to determine the response of growth and production of sweet corn (Zea Mays Saccharata Strurt) to the application of liquid organic fertilizer coconut water and tea waste compost. The research cobducted in Trial …
View article: Analysis of Organic Mulching on Soil Fertility and the Productivity of Sweet Corn (Zea mays saccharata Sturt L.)
Analysis of Organic Mulching on Soil Fertility and the Productivity of Sweet Corn (Zea mays saccharata Sturt L.) Open
One of the causes of the low productivity of sweet corn is decreased soil productivity due to the leaching of nutrients by rainwater, tillage, and continuous application of inorganic fertilizers. The function of mulching is to increase soi…
View article: An Introduction to Indonesian Wild Shiitake
An Introduction to Indonesian Wild Shiitake Open
Pegler suggested that shiitake comprises three morphological species: Lentinula edodes (continental and northeast Asia), L. lateritia (tropical Asia and Australasia), and L. novae-zelandiae (New Zealand). The current study reported for the…
View article: Rat Taro Extract (Typhonium flagelliforme (Lodd.)) as A Biofungicide Against the Cause of Leaf Fall (Pestalotiopsis sp.) on Rubber Plants (Hevea brasiliensis)
Rat Taro Extract (Typhonium flagelliforme (Lodd.)) as A Biofungicide Against the Cause of Leaf Fall (Pestalotiopsis sp.) on Rubber Plants (Hevea brasiliensis) Open
Typhonium flagelliforme or known as rat taro is a herbaceous plant that belongs to the taro tribe. The results of the phytochemical analysis of the leaves and tuber extracts of rat taro are known to contain secondary metabolite compounds b…
View article: Utilization of Various Vegetable Insecticides to Control Grayak Caterpillars (Spodoptera litura) on Soybean (Glycine max L. Merrill) in Laboratory
Utilization of Various Vegetable Insecticides to Control Grayak Caterpillars (Spodoptera litura) on Soybean (Glycine max L. Merrill) in Laboratory Open
The aim of this study was to observe the effect of various vegetable insecticide extracts on controlling armyworm (Spodoptera litura) on soybean plants in the laboratory. The research was conducted at the Plant Protection Laboratory, Facul…
View article: Intercropping system of Capsicum annum L. and Tagetes erecta with Mycorrhizal application and cow waste compost
Intercropping system of Capsicum annum L. and Tagetes erecta with Mycorrhizal application and cow waste compost Open
Factors that cause fluctuations in chili production are nutrient content and attack by plant disturbing organisms (PDO). To overcome pest attacks can be done by planting refugia which serves as an alternative that will bring in natural ene…
View article: Regeneration and protein profile analysis of callus transformant with geminivirus β-satellite fragment
Regeneration and protein profile analysis of callus transformant with geminivirus β-satellite fragment Open
The β-satellite fragment is a single-strand DNA that has a size of 1.4 kb. This fragment plays role in pathogen-derived resistance [PDR]. The genetic transformation of the β-Satellite fragment carried out by the previous researcher is limi…
View article: Induksi Kalus dengan BAP (Benzylaminopurin) dan IAA (Indoleacetic acid) pada Tanaman Cabai (Capsicum annuum L.) Lokal Genotipe Lotanbar Sumatera Barat
Induksi Kalus dengan BAP (Benzylaminopurin) dan IAA (Indoleacetic acid) pada Tanaman Cabai (Capsicum annuum L.) Lokal Genotipe Lotanbar Sumatera Barat Open
This study was aimed to obtain the method in the study of callus induction of in vitro. The research activities were carried out at Laboratory of Biotechnology, Faculty of Agrotechnology, Andalas University. This research used decriptive a…
View article: STUDI OPTIMASI REGENERASI IN VITRO DAN TRANSFORMASI GENETIK DNA SATELIT GEMINIVIRUS MENGGUNAKAN Agrobacterium tumefaciens PADA CABAI (Capsicum annuum L.)
STUDI OPTIMASI REGENERASI IN VITRO DAN TRANSFORMASI GENETIK DNA SATELIT GEMINIVIRUS MENGGUNAKAN Agrobacterium tumefaciens PADA CABAI (Capsicum annuum L.) Open
Penelitian ini bertujuan untuk mendapatkan metode yang efisien pada regenerasi in vitro dan transformasi genetik gen DNA satelit ke dalam genom tanaman cabai. Penelitian ini terdiri dari 4 tahap yakni: 1. Studi regenerasi in vitro cabai ge…
View article: Sensitivity of Colletotrichum Capsici Isolated from Chili Pepper (Capsicum annum) against Synthetic Fungicides
Sensitivity of Colletotrichum Capsici Isolated from Chili Pepper (Capsicum annum) against Synthetic Fungicides Open
View article: STIMULASI TUNAS PISANG BARANGAN (Musa acuminata L.) SECARA IN VITRO DENGAN BERBAGAI KONSENTRASI IBA (Indole-3-butyric acid) DAN BA (Benzyladenin)
STIMULASI TUNAS PISANG BARANGAN (Musa acuminata L.) SECARA IN VITRO DENGAN BERBAGAI KONSENTRASI IBA (Indole-3-butyric acid) DAN BA (Benzyladenin) Open
The research aim was get the best medium combination of IBA dan BA to stimulated formation number of shoots of banana Barangan. The study used factorial experiment aranged in Completely Randomized Desigh (CRD). The treatment consisted of 2…