<title>Abstract</title> <italic>Pantoea stewartii </italic>subsp. <italic>stewartii </italic>( <italic>Pnss </italic>) is a pathogen that causes Stewart's wilt disease in corn plants, which can significantly reduce production. The purpose of this study was to obtain <italic>Bacillus </italic>spp. has the potential inhibit growth <italic>P. <italic>stewartii, </italic>the cause <italic>in planta, </italic>in controlling Pnss and increasing plants It 4 stage . results showed Bacillus...

Non-volant mammals in Peninsular Malaysia face numerous threats, primarily driven by habitat loss, fragmentation and illegal hunting. These threats highlight the importance of conducting wildlife surveys available forested areas to enhance current strategies for conservation management, particularly a threatened taxon like non-volant mammals. This study aimed document update information from four areas: Tasik Bera (Pahang state); Kenyir, Pulau Redang Universiti Terengganu (UMT) Campus...

Abstract Corn is the second-largest agricultural product after rice in Indonesia. The main problem faced corn production pests. This study aims to identify and learn percentage of damage lost by new invasive pest attack on maize West Sumatera, location took place Padang Pariaman Solok Districts. A survey was used this research. results exposed a severe pest, S. frugiperda . found (0.71 larvae population per stem) higher than District (0.52 stem). Then, fluctuation district. correlation...

The gambir plant can serve as a raw material for botanical insecticides. Plant-based insecticides are made in nanoemulsion form to overcome the insecticide particle size problem. This study aims obtain waste that has potential be used using nanotechnology. laboratory experiments include preliminary and follow-up tests. test involves testing each extract (liquid, solid, waste) at three concentrations completely randomized design with four replications. uses residue method on leaves...

Arthropods account for a large proportion of animal biomass and diversity in terrestrial systems, making them crucial organisms our environments. However, still too little is known about the highly abundant megadiverse groups that often make up bulk collected samples, especially tropics. With molecular identification techniques ever more evolving, analysis arthropod communities has accelerated. In study, which was conducted within Global Malaise trap Program (GMP) framework, we operated two...

Abstract. Yanti Y, Hamid H, Reflin, Warnita, Habazar T. 2019. The ability of indigenous Bacillus spp. consortia to control the anthracnose disease (Colletrotricum capsici) and increase growth chili. Biodiversitas 21: 179-186. Anthracnose caused by Colletotrichum capsici can reduce yields chili up 80%. is generally carried out using synthetic fungicides. However, use these fungicides pollute environment harm human health. One alternative that needs be developed as a biocontrol agent. study...

Abstract. Ikhsan Z, Hidrayani, Yaherwandi, Hamid H. 2020. The diversity and abundance of Hymenoptera insects on tidal swamp rice field in Indragiri Hilir District, Indonesia. Biodiversitas 21: 1020-1026. is one the four largest insect orders it plays a vital role human life as pollinators, parasitoids, predators. parasitoids are particularly important agents biological control pest. objective this research was to study Riau Province, Samplings were conducted 3 sub-districts production...

Abstract. Nelly N, Hamid H, Lina EC, Yunisman. 2021. Distribution and genetic diversity of Spodoptera frugiperda J. E. Smith (Noctuidae: Lepidoptera) on maize in West Sumatra, Indonesia. Biodiversitas 22: 2504-2511. Fall Armyworm (FAW), is a major pest, reportedly entering Indonesia early 2019. After year its discovery, there has been no information the distribution this pest. In present study, research carried out to obtain reliable spread, incidence, pest during July-October 2020 at...

Abstract The use of plant varieties can affect the presence and extent pest attacks. Resistant will cause a lower attack rate compared to susceptible varieties. It is not yet known which maize are resistant Fall armyworm ( S. frugiperda ) (FAW) in field, because this an invasive entered Indonesia one year ago. Research has been carried out study distribution, population, level on planted by farmers field. research was conducted at first location reported West Pasaman district, Sumatra,...

Abstract. Nelly N, Hamid H, Lina EC, Yunisman, Rusli R, Yanti Y, Kairunisa M. 2024. Effectiveness of Bacillus spp. from West Sumatra, Indonesia in controlling Spodoptera frugiperda (Lepidoptera: Noctuidae). Biodiversitas 25: 1472-1478. J.E. Smith Noctuidae) is an invasive pest widely recognized for attacking corn plants. This was first discovered early 2019 Indonesia, posing a significant threat to agricultural productivity. To control S. frugiperda, local biological agents, namely spp.,...

Nelly N, Syahrawati M, Hamid H. 2017. Abundance of corn planthopper (Stenocranus pacificus) (Hemiptera: Delphacidae) and the potential natural enemies in West Sumatra, Indonesia. Biodiversitas 18: 696-700. A study about abundance Stenocranus pacificus diversity it's Indonesia was conducted from July until October 2016 Pasaman Barat, Limapuluh Kota Tanah Datar. The method purposive random technique sampling. Sampling Kirkaldy were collected by using a modified d-vac vacuum. Identification...

Abstract Maize [ Zea mays ] is the third most important cereal crop in Asian countries after rice and wheat. In Indonesia, maize second food rice. One of main problems corn cultivation pests. Spodoptera frugiperda [Lepidoptera: Noctuidae] major pest polyphagous insect attacking more than 80 crops. This study aims to determine occurrence heavy by S. West Pasaman District, Sumatra. The research method used this was a survey or sampling. results showed that there severe attack new invasive...

Abstract. Nelly N, Syahrawati MY, Hamid H, Habazar T, Gusnia DN. 2019. Diversity and characterization of entomopathogenic fungi from rhizosphere maize plants as potential biological control agents. Biodiversitas 20: 1435-1441. The diversity characters in soil are influenced by cultivation techniques. This study aims at determining the pathogenicity plant. Materials were extracted plant different planting system (monoculture, polyculture, monoculture corn on formerly oil palm plantation or...

Abstract Plant growth-promoting rhizobacteria (PGPR) are known in various cropping systems to increase plant growth, vigour and nutrient contents. cyanobacteria possess the ability form associations with vascular/non-vascular plants produce substances. The present work was undertaken formulate best effective consortium consist of plant-growth-promoting rhizobacterium promote growth rate tomato control R. syzigii subsp. indonesiensis. Our previous study had screened 7 (Bacillus thuringiensis...

Abstract. Nelly N, Hamid H, Lina EC, Yunisman, Yaherwandi, Putri YD. 2023. The development of Spodoptera frugiperda (Lepidoptera: Noctuidae) on Several varieties maize. Biodiversitas 24: 523-530. Fall armyworm (FAW) or is an invasive pest in Indonesia that cause damage to maize (Zea mays). Farmers for animal feed mainly cultivate several West Sumatra, Indonesia. Therefore, it necessary test the resistance fall armyworms planted by farmers. this research aims determine observed based their...

Indonesia is one of the maize-producing countries in world. However, Indonesia's production below world average. One problems that can reduce productivity pests. In addition, although corn grown globally Indonesia, it usually not under Integrated Pest Management (IPM) program. Therefore, this study aims to obtain pest information on maize and evaluate application IPM West Sumatra. The was conducted centra Sumatra from May 2019 August 2020. method used purposive random sampling. results...

Abstract Background Anthracnose disease caused by Colletotrichum capsici is a major in chili plants that difficult to control. Actinobacteria have potential biological control agents for C. because of their antifungal properties and dominant presence soil. The study aimed obtain actinobacteria isolates the anthracnose planta increase growth production plants. consisted three stages: isolation, selection, characterization best isolates. A total 20 indigenous were isolated, 16 successfully...

Pardosa pseudoannulata and Menochilus sexmaculatus are two predators of the brown planthopper (BPH, Nilaparvata lugens, Hemiptera: Delphacidae) in rice fields. The research aimed to determine predation competition model P. M. on different BPH densities. This study used a completely randomized design (CRD) factorially. first factor was difference predator species (P. pseudoannulata, sexmaculatus, combination + sexmaculatus), second N. lugens density (0, 30, 50, 70 individuals). treatment...

The tomato (Lycopersicum esculentum Mill.) has substantial scope for development due to its high economic value and large export potential. Ralstonia syzygii subsp. Indonesiensis (RSI) is the cause of bacterial wilt disease which attacks vascular system in Solanaceae. It can losses yield caused global concern because widespread distribution attack on many important crops. aim this research was identifiy characterize ability indigenous rhizobacterial isolates control RSI promote growth. PGPR...

Yanti Y, Warnita, Reflin. 2018. Short Communication: Development of selected PGPR consortium to control Ralstonia syzygii subsp. indonesiensis and promote the growth tomato. Biodiversitas 19: xxxx. A microbial is a group different species microorganisms acts as community. Combinations biocontrol strains are expected have better result suppress multiple plant diseases. Our previous research had four promoting rhizobacteria (PGPR) from chili (B. pseudomycoides strain NBRC 101232, B. cereus CCM...

The use of microbial inoculants as biofertilizers and/or antagonists phytopathogens provides a promising alternative to chemical fertilizers and pesticides. Cyanobacteria are remarkable group prokaryotes, which known exist independently in symbiotic/facultative associations with diverse range members the plant. inoculation had been reported enhance growth, nitrogen fixation yields. Although, their establishment role plant growth promotion biocontrol activity is poorly known. This research...

Tanaman bawang merah memiliki potensi pengembangan sangat baik. Permintaan pasar akan komoditi tanaman cenderung meningkat berkaitan dengan pertumbuhan jumlah penduduk,. tujuan dari kegiatan pengabdian masyarakat ini ialah meningkatkan produksi ngungun jorong Gantiang Utara cara yang efektif dan efisien melalui pemberian YUYAOST Trichoderma. Metode pelaksanaan meliputi survei pendahuluan pendekatan sosial, penyuluhan, pelatihan, pembuatan demplot. Kegiatan bermanfaat bagi khususnya kelompok...

Tauruslina EA, Trizelia, Yaherwandi, Hamid H. 2017. Diversity of plant species in paddy ecosystem West Sumatra. Biodiversitas 18: 1218-1225. Community is a group living things which have adjusted and inhabited natural habitat. Characteristics the community an environment are its diversity. The diversity plants that occupy ecosystem. research was aimed at determining diversity, dominance summed ratio (SDR) samples were taken from location endemic areas brown hopper Tanjung Mutiara...