Results 11 to 20 of about 428 (121)

Various ORSV infection symptoms on ceratorhiza induction in orchid plants

open access: yesJournal of Sustainability Science and Technology, 2021
Several types of orchids that are in great demand and cultivated by various groups are Phalaenopsis sp. and Dendrobium sp. Mycorrhizae are needed by orchid plants to complete their life cycle. This is because mycorrhizae are capable of symbiosis with the root system of the host plant so that the plant's capacity to absorb elements will increase.
Mitha Valentina Treesya Panjaitan   +3 more
openaire   +3 more sources

Ceratorhiza Induction towards ORSV Infection on Viability of Phalaenopsis and Dendrobium

open access: yesTechno Jurnal Penelitian, 2021
Orchids have a high level of biodiversity, such as Dendrobium and Phalaenopsis , which are epiphytes. Dendrobium can adapt to the condition of where it lives while Phalaenopsis can grow in highlands and depends on sunlight and humidity. Virus infection has become one of the obstacles in cultivating Dendrobium and Phalaenopsis .
Valentina Dwi Anggita Sari   +3 more
openaire   +2 more sources

گزارش مقدماتی از هیفومیست‌های آبزی تالاب انزلی (استان گیلان) [PDF]

open access: yesرستنی‌ها, 2019
هیفومیست‌های آبزی تولید‌کننده تعدادی زیادی آنزیم‌های خارج سلولی هستند که در تجزیه زیستی آلودگی‌های ناشی از فعالیت‌های انسانی، پلاستیک، ترکیبات آروماتیک و هیدروکربن‌های نفتی نقش دارند.
فروغ رضاخانی   +5 more
doaj   +3 more sources

Indução in vitro da germinação de sementes de Oncidium flexuosum (Orchidaceae) por fungos micorrízicos rizoctonióides In vitro symbiotic seed germination of Oncidium flexuosum (Orchidaceae) by rhizoctonia-like mycorrhizal fungi [PDF]

open access: yesRevista Brasileira de Ciência do Solo, 2005
A germinação de sementes e o desenvolvimento de protocórmios de Oncidium flexuosum (Orchidaceae) induzidos simbioticamente são descritos pela primeira vez. As sementes de O.
Olinto Liparini Pereira   +3 more
doaj   +2 more sources

Total fatty acid composition in the characterization and identification of orchid mycorrhizal fungi Epulorhiza spp. [PDF]

open access: yesRevista Brasileira de Ciência do Solo, 2011
Rhizoctonia-like fungi are the main mycorrhizal fungi in orchid roots. Morphological characterization and analysis of conserved sequences of genomic DNA are frequently employed in the identification and study of fungi diversity.
Marlon Corrêa Pereira   +3 more
doaj   +2 more sources

Fungos micorrízicos associados a orquídeas em campos rupestres na região do Quadrilátero Ferrífero, MG, Brasil Mycorrhizal fungi associated to orchids growing in "campos rupestres" in "Quadrilátero Ferrífero" region, Minas Gerais State, Brazil

open access: yesActa Botânica Brasílica, 2005
Oito isolados de fungos micorrízicos rizoctonióides foram obtidos do sistema radicular de orquídeas neotropicais, a saber: Bulbophyllum weddelii (Lindl.) Rchb. f., Epidendrum dendrobioides Thunb., Maxillaria acicularis Herb.
Ricardo Eustáquio Nogueira   +4 more
doaj   +2 more sources

Isolamento e identificação de fungos micorrízicos rizoctonióides associados a três espécies de orquídeas epífitas neotropicais no Brasil Isolation and identification of rhizoctonia-like mycorrhizal fungi associated to three neotropical epiphytic orchid species in Brazil [PDF]

open access: yesRevista Brasileira de Ciência do Solo, 2005
Distúrbios causados pelo homem têm resultado no aumento do risco de extinção de diversos táxons de orquídeas nativas da Mata Atlântica no Brasil. Na natureza, orquídeas utilizam obrigatoriamente fungos endomicorrízicos para a germinação de sementes e ...
Olinto Liparini Pereira   +3 more
doaj   +2 more sources

Characterization of seed germination and protocorm development of Cyrtopodium glutiniferum (Orchidaceae) promoted by mycorrhizal fungi Epulorhiza spp. [PDF]

open access: yesActa Botânica Brasílica, 2015
Cyrtopodium glutiniferum is an endemic orchid of Brazil with potential medicinal and ornamental applications. As mycorrhizal fungi are essential for the initiation of the orchid life cycle, the aim of this study was to determine the strains of ...
Marlon Corrêa Pereira   +6 more
doaj   +2 more sources

A SYNOPSIS OF THE BEE GENUS PALAEORHIZA PERKINS (HYMENOPTERA, COLLETIDAE) OF NEW GUINEA PART II. SUBGENERA GRESSITTAPIS, NOONADANIA, SPHECOGASTER, ANCHIRHIZA, CERATORHIZA

open access: yesA SYNOPSIS OF THE BEE GENUS PALAEORHIZA PERKINS (HYMENOPTERA, COLLETIDAE) OF NEW GUINEA PART II. SUBGENERA GRESSITTAPIS, NOONADANIA, SPHECOGASTER, ANCHIRHIZA, CERATORHIZA
Eight species of Palaeorhiza belonging to five subgenera are discussed. Sub-genera Gressittapis, Noonadania, Sphecogaster and Ceratorhiza are described as new. Five new species, P. (Gressittapis) miranda, P. (Noonadania) sculpturalis, P. (Sfihecogaster) paradisea, P. (Sphecogaster) pernigra and P. (Ceratorhiza) rubrifrons are described.
Hirashima, Yoshihiro   +2 more
openaire   +2 more sources

Mycorrhizal fungi isolated from native terrestrial orchids of pristine regions in Córdoba (Argentina) [PDF]

open access: yesRevista de Biología Tropical, 2015
Orchidaceae is a highly dependent group on the Rhizoctonia complex that includes Ceratorhiza, Moniliopsis, Epulorhiza and Rhizoctonia, for seed germination and the development of new orchid plants.
Agustina Fernández Di Pardo   +6 more
doaj   +2 more sources

Home - About - Disclaimer - Privacy