Max Tulung

Sam Ratulangi University | unsrat · Faculty of Agriculture

Capung (Ordo Odonata) merupakan salah satu kelompok serangga yang memiliki keanekragaman yang sangat tinggi. Capung mudah dikenali dari tubuhnya yang khas, memiliki sayap dua pasang, licin tanpa bulu maupun sisik umumnya berwarna terang dengan corak beragam. Faktor-faktor tersebut akan menjadi pembatas penyebaran beberapa spesies capung, terutama s...

Aedes spp. are the primary vectors of arboviruses such as dengue, Zika, and chikungunya. To date neither an approved vaccine nor a drug that can definitively prevent or treat these diseases, vector control continues to be an essential method of disease prevention. Plant-based insecticides are an alternative to chemical insecticides because they are...

Tahulending J, Tulung M, Pelealu J, Doda DV. 2022. Molecular detection of pathogenic bacteria in Rhipicephalus sanguineus (sensu lato) ticks from Bitung, North Sulawesi, Indonesia. Biodiversitas 23: 6164-6170. Domesticated dog populations have grown throughout Indonesia, notably in Bitung City. Dogs are frequently kept as home guardians and reside...

Penulisan Buku Biopestisida buku edisi pertama, Bab 1 membahas tentang latar belakang biopestisida, tujuan dan manfaat biopestisida. Bab 2 membahas tentang ragam tanaman sebagai sumber biopestisida, Bab 3 membahas tentang engineering method pembuatan biopestisida, rancang bangun teknik biopestisida berbasis bahan alami. Bab 4 tentang pengembangan p...

Spodoptera exigua (Hübner, 1808) (Lepidoptera: Noctuidae) is a significant agricultural crop pest in Indonesia, causing significant economic losses in recent years. This species’ ability to survive on a wide variety of host plants provides an adaptive advantage for survival in the environment, which is facilitated by its high mobility, fecundity, a...

Antimicrobial resistance is a major public health and development concern on a global scale. The increasing resistance of the pathogenic bacteria Neisseria gonorrhoeae to antibiotics necessitates efforts to identify potential alternative antibiotics from nature, including insects, which are already recognized as a source of natural antibiotics by t...

Niode NJ, Adji A, Rimbing J, Tulung M, Tallei TE. 2021. Composition and diversity of bacteria from giant Asian honeybee Apis dorsata gut. Biodiversitas 22: 906-912. As a social insect, honeybee possesses a unique gut bacteria community. Therefore, we need to understand the composition and diversity of bacteria in Apis dorsata gut, the largest honey...

The aims of this study were to characterize the mitochondrial cytochrome oxidase subunit 1 gene (CO1) of Apis dorsata from Minahasa, North Sulawesi. Apis dorsata Binghami used in this study was obtained from the natural colony in Klabat forest, Airmadi forest and Kombi forest. From each native bee colony, ten workers were taken (n = 30). Femur hind...

Understanding the honeybee gut bacteria is an essential aspect as honeybees are the primary pollinators of many crops. In this study, the honeybee-associated gut bacteria were investigated by targeting the V3-V4 region of 16S rRNA genes using the Illumina MiSeq. The adult worker was captured in an urban area in a dense settlement. In total, 83,018...

The attack of emerald stem borer, Agrilus sp. on clove plant was first detected in 2007 by plant census officers at the plantation of P.T. Kawanua Kahuripan Pantera (KKP) in Bolaang Mongondow Selatan District. The surveys of clove pests at the end of 2016 to early 2017 in several clove plantations in South Bolaang Mongondow District, clove trees we...

Introduction Apis nigrocincta is a honeybee endemic to Mindanao island (the Philippines), Sangihe island (North Sulawesi, Indonesia) and Sulawesi mainland (Indonesia). The genus Apis is well known to have symbiont in their guts, which helps balance the microbiome in the gut and host health. Objective The objective of this study was to determine wh...

Asian cavity-nesting honey bee Apis nigrocincta, a native bee species from Sulawesi and the Philippines, plays a vital role in pollinating flowering plants in local ecosystem and agriculture. In this study, we assessed the intraspecific genetic variation of A. nigrocincta using the sequence of cytochrome c oxidase subunit I (COI). Molecular phyloge...

Cockroaches are members of insects that are most easily found in residential areas. Geographic isolation has given rise to new species of Cockroaches in various continents. Cockroaches have the potential to transmit more than 64 pathogenic microbes to humans. Research has been carried out which aims to obtain the position of species and the genetic...

Musca domestica L. becomes a serious problem in tropical country. Its role as a vector of many pathogenic microbes has caused many health problems for humans. A study was conducted to identify house fly in Manado City, using partial gene cytochrome oxidase sub unit 1 (CO1). House fly is obtained from nine different habitats in Manado City. Isolatio...

This study aims to see the abundance of species and populations of insects found in water hyacinth vegetation in Tondano Lake. This research was conducted at Entomology and Phytopathology Laboratory of Agriculture Faculty at Sam Ratulangi University in Manado and on the coast of Tondano Lake. This study was conducted for 3 months. The research meth...

Geographically Manado is the capital of North Sulawesi Province, Indonesia, while Sitaro is one of the districts in the province of North Sulawesi directly adjacent to the Philippines. About 50 years stinkbug population decreased dramatically, but an increase in the population of bedbugs in various parts of the world in early 2000. It has carried o...

This study aims to determine how the behavior of farmers in the implementation of Integrated Pest Management (IPM) in terms of three aspects: the ecological aspects, economic aspects and technological aspects. This research was conducted in two districts in East Mongondow Bolaang. Collecting data in this study conducted at 40 farmers of the Distric...

This study aims to understand the interaction of varieties and watering the papaya mealybug in Bangkok and local plants. Research using Completaly Randomized design (CRD) with treatments that Papaya of varieties Bangkok, Lokal, and Watering. Parameters measured were population nymph, imago, and the attack rate of the mealybug P. marginatus on the p...

The destruction of forests or economical forest products occurs when the insect population rises to a certain extent. The high degree of insect populations that damage depends on the value of forests. Therefore, in order to protect forest plants from damage it is important to understand the principle of the rise and fall of insect populations. The...

Molecular phylogeny reconstruction of Rhynchophorus sp from Cocus nucifera L, Arenga pinata and Metroxylan sagu was investigated using partial sequences of Cytochrome c oxidase subunit I gene (CO1). Three type of Rhynchophorus sp according the place of live used this study. Rhynchophorus sp from Cocus nucifera (AR1), Metroxylan sagu (SG1) and Areng...

Molecular phylogeny reconstruction of Rhynchophorus sp from Cocus nucifera L, Arenga pinata and Metroxylan sagu was investigated using partial sequences of Cytochrome c oxidase subunit I gene (CO1). Three type of Rhynchophorus sp according the place of live used this study. Rhynchophorus sp from Cocus nucifera (AR1), Metroxylan sagu (SG1) and Areng...

Improvements to the identification techniques adapted to the latest determination key, requires socialization, so that the farmer can determine which plant pests have damaged many crops and causing losses. This study were conducted to determine species of fruit fly Bactrocera spp. and to determine the population of Bactrocera spp. attacking commodi...

The potential of biological control using natural enemies locally has a huge opportunity, therefore, carried out a study in order to determine the types of natural enemies of both predators, parasitoids and pathogens on the mealybug P. marginatus live in papaya plants in North Minahasa area. The study found that in Minahasa north, there are natural...

The study aimed to: (1) know the type of pests and predator that lived during the growth and production of strawberry plants, (2) know the populations of pests associated to the strawberry plants during vegetative and generative development stages until harvest time. The methodology used was Descriptive Method. Sampling the pests associated to stra...

This study aims to determine the biological of Sitophilus oryzae and S. zeamais which includes development stadia, life cycle, long life, fecundity, mortality and sex ratio. Research using descriptive and substitutional methods. The research conducted in the laboratory of Entomology and Plant Pests and Pest Department of Pest and Disease Faculty of...

The problem in postharvest pests has to be taken seriously since the recent researches were not comprehensively resolved the problem. The researches on preferences, morphological characteristics, and DNA profile are required in order to strengthen the knowledge and the decision making in postharvest pest management, especially Sitophilus spp. The a...

As much as 2 kg kepyar castor beans (Ricinus communis L) that has been granulated, then it was macerated for 3 x 24 hours using 3.0 L of methanol solvent got crude extract obtained 387.2 grams. Methanol crude extract was partitioned and fractionated with ethyl acetate and n-hexane to obtain ethyl acetate fraction, the fraction of n-hexane and metha...

Papaya mealybug, Paracoccus marginatus (Hemiptera: Pseudococcidae) in Indonesia was reported attacking papaya in 2008 in Bogor. In North Sulawesi reported attacked papaya in 2009 in Manado. The purpose of research to determine the level of attacks and spreading of papaya mealybug P. marginatus in North Sulawesi. The study was conducted from Decembe...

The problem in postharvest pests must be handled seriously since recent research were not comprehensively resolved it. Sitophilus oryzae was a major pest and serious problem on post harvest products. The reseach aimed to develop a life table of S. oryzae on rice. The life table is a part of life history that consists of important information about...

The objectives of thiswork was to study the difference on the population growths of these two pests of tomatoon plots with and without pesticide sprayings for 5 strains of tomatoes obtained from AVRDC (G1-G6) and 4 varieties (G7-G10) available in the local market. The population of leafminer started growing a week after replanting and reached the p...

Trap captures with two‐ and three‐component blends of synthetic sex pheromone for the diamondback moth, Plutella xylostella L. (Lepidoptera: Plutellidae), were assessed in Indonesia. In West Java, the two‐component blend containing 10g of (Z)‐11‐hexadecen‐1‐ol acetate and (Z)‐11‐hexadecena| in a 4:6 ratio captured the greatest number of diamondback...