Consulta: subjectFacets:"Rosaceae"
Registros recuperados: 25
Data/hora: 07/06/2024 02:42:46

Agrimonia villosa (Rosaceae), nuevo registro para la Argentina
Provedor de dados: 66
Autores: Keller,Héctor A; Kline,Genevieve J.
Sobre la base de ejemplares coleccionados en la provincia de Misiones, se menciona por primera vez para la flora argentina a Agrimonia villosa (Rosaceae). Se presenta una descripción de la especie, se la ilustra mediante fotografías, se agrega un mapa de su distribución en la Argentina y se provee una clave para distinguir Agrimonia villosa de Agrimonia parviflora.
Tipo: Info:eu-repo/semantics/report
Palavras-chave: Agrimonia; Argentina; Flora; Misiones; Rosaceae.
Ano: 2008
URL: http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S0011-67932008000200015

A molecular marker approach using intron flanking EST-PCR to map candidate genes in peach (Prunus persica)
Provedor de dados: 69
Autores: Diez-de-Medina,Sergio; Silva,Herman.
In Peach (Prunus persica) several physiological changes, such as woolliness, triggered by chilling injury are involved in major production losses due to cold storage of the fruits during shipping. Additionally, the low level of polymorphisms among peach varieties is an important limitation in the search for new molecular markers that could be associated with economically important traits. Therefore, a functional approach was employed to associate candidate genes with an informative marker in peach. The data was obtained from the results of an in silico analysis of four different cold peach treatments. Thirty two candidate genes were selected that were aligned against Arabidopsis thaliana genomic sequences to design intron-flanking EST-PCR markers. These...
Tipo: Journal article
Palavras-chave: Bin mapping; Molecular markers; Prunus; Rosaceae.
Ano: 2012
URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0717-34582012000500007

Western Palaearctic Ectoedemia (Zimmermannia) Hering and Ectoedemia Busck s. str. (Lepidoptera: Nepticulidae): five new species and new data on distribution, hostplants and recognition
Provedor de dados: 16
Autores: Nieukerken, E.J. van; Laštůvka, A.; Laštůvka, Z.
The nine western Palaearctic species of the subgenus Zimmermannia Hering, 1940 and 48 species in the subgenus Ectoedemia Busck, 1907 of the genus Ectoedemia are reviewed. One species in the subgenus Zimmermannia and four species in the subgenus Ectoedemia are described as new: Ectoedemia (Zimmermannia) vivesi A. Laštůvka, Z. Laštůvka &amp; Van Nieukerken sp. n. from southern Spain and Cyprus with unknown host plant, Ectoedemia (E.) hendrikseni A. Laštůvka, Z. Laštůvka &amp; Van Nieukerken sp. n. from southern France on Quercus suber, E. (E.) heckfordi Van Nieukerken, A. Laštůvka &amp; Z. Laštůvka sp. n. from southern England on Quercus petraea and Q. robur, E. (E.) phaeolepis Van Nieukerken, A. Laštůvka &amp; Z. Laštůvka sp. n. from Spain and Portugal...
Tipo: Article / Letter to the editor
Palavras-chave: Leafminer; Barkminer; Fagaceae; Rosaceae; Salicaceae; Ulmaceae; Anacardiaceae; Hostplant; Keys; Europe; 42.75.
Ano: 2010
URL: http://www.repository.naturalis.nl/record/364236

A new species of Rubus (Rosaceae) from Arunachal Pradesh, India
Provedor de dados: 16
Autores: Gupta, C.; Dash, S.S.
A new species, Rubus ramachandrae, from Upper Subansiri district of Arunachal Pradesh, India is described and illustrated. It is closely similar to R. stipulosus and R. fuscifolius but differs by densely bristly or hirsute branches; narrowly ovate or oblong-lanceolate leaves with caudate-acuminate apex and adaxially hirsutulous vesture; abaxially grey tomentose intermixed with hirsutulous hairs; larger size of stipules and bracts with distinct margin and vesture; smaller size of floral structure. The distinct foliar as well as floral morphology of R. ramachandrae differs from all previously described species of Rubus. Differences in key morphological characters of R. ramachandrae, R. stipulosus and R. fuscifolius are also tabulated. In addition, pollen...
Tipo: Article / Letter to the editor
Palavras-chave: India; New taxa; Pollen morphology; Rosaceae; Rubus; Subgenus Malachobatus.
Ano: 2018
URL: http://www.repository.naturalis.nl/record/649791

Pit membranes in tracheary elements of Rosaceae and related families: New records of tori and pseudotori
Provedor de dados: 16
Autores: Jansen, S.; Sano, Y.; Choat, B.; Rabaey, D.; Lens, F.; Dute, R.R.
The micromorphology of pits in tracheary elements was examined in 35 species representing 29 genera of Rosaceae and related families to evaluate the assumption that angiosperm pits are largely invariant. In most Rosaceae, pit membranes between fibers and tracheids frequently appear to have amorphous thickenings with an irregular distribution. Although these structures are toruslike under the light microscope, observations by electron microscopy illustrate that they represent ‘‘pseudotori’’ or plasmodesmata-associated thickenings. These thickenings frequently extend from the periphery of the pit membrane and form a cap-like, hollow structure. Pseudotori are occasionally found in few Elaeagnaceae and Rhamnaceae and appear to be related to species with...
Tipo: Article / Letter to the editor
Palavras-chave: Fiber; Pit; Pit membrane; Pseudotorus; Rosaceae; Rosales; Torus; Tracheid; 42.58.
Ano: 2007
URL: http://www.repository.naturalis.nl/record/423505

Molecular phylogenetic analyses reveal a close evolutionary relationship between Podosphaera (Erysiphales: Erysiphaceae) and its rosaceous hosts
Provedor de dados: 16
Autores: Takamatsu, S.; Niinomi, S.; Harada, M.; Havrylenko, M.
Podosphaera is a genus of the powdery mildew fungi belonging to the tribe Cystotheceae of the Erysiphaceae. Among the host plants of Podosphaera, 86 % of hosts of the section Podosphaera and 57 % hosts of the subsection Sphaerotheca belong to the Rosaceae. In order to reconstruct the phylogeny of Podosphaera and to determine evolutionary relationships between Podosphaera and its host plants, we used 152 ITS sequences and 69 28S rDNA sequences of Podosphaera for phylogenetic analyses. As a result, Podosphaera was divided into two large clades: clade 1, consisting of the section Podosphaera on Prunus (P. tridactyla s.l.) and subsection Magnicellulatae; and clade 2, composed of the remaining member of section Podosphaera and subsection Sphaerotheca. Because...
Tipo: Article / Letter to the editor
Palavras-chave: 28S rDNA; Evolution; ITS; Molecular clock; Phylogeny; Powdery mildew fungi; Rosaceae.
Ano: 2010
URL: http://www.repository.naturalis.nl/record/532391

Phylogenetic and phytogeographical relationships in Maloideae (Rosaceae) based on morphological and anatomical characters
Provedor de dados: 16
Autores: Aldasoro, J.J.; Aedo, C.; Navarro, C.
Phylogenetic relationships among 24 genera of Rosaceae subfam. Maloideae and Spiraeoideae are explored by means of a cladistic analysis; 16 morphological and anatomical characters were included in the analysis. Published suprageneric classifications and characters used in these classifications are briefly reviewed. Additionally, some new features are here reported, such as seed shape, presence or absence of endosperm, and number of cell layers in the seed coat and in the endosperm. Parsimony analyses indicate that Eriobotrya and Rhaphiolepis form a well-supported clade that is the sister to the remainder of the subfamily. This result is in agreement with published ITS sequence data. Other clades are not supported, with the exception of the group...
Tipo: Article / Letter to the editor
Palavras-chave: Rosaceae; Maloideae; Morphology; Anatomy; Phylogenetic and phytogeographical relationships.
Ano: 2005
URL: http://www.repository.naturalis.nl/record/525399

Diapause initiation and alterations in the life cycle of Grapholita molesta (Busck) (Lepidoptera: Tortricidae) as induced by photoperiodic conditions
Provedor de dados: 82
Autores: Sausen,CD; Sant'Ana,J; Redaelli,LR; Pires,PDS.
Grapholita molesta (Busck) is one of the major pests of Rosaceae, causing significant damage to buds and fruits. In Southern Brazil, its population density is reduced during Rosaceae dormancy months. The present study evaluated the influence of different photoperiods (L:D) (10:14, 11:13, 12:12, 13:11, 14:10 and 16:8) at 25 ± 1ºC and 60 ± 10% RH on diapause induction of G. molesta eggs, larvae, prepupae, and pupae. The effects of the photoperiod on the life cycle of non-diapausing insects and on the second generation were also assessed. Prepupal diapause was observed only when eggs and neonates (&lt; 12h-old larvae) were exposed to photophases from 10h to 14h long. Development of non-diapausing individuals and those from the second generation tended to be...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Oriental moth; Hibernation; Photophase; Rosaceae.
Ano: 2011
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1519-566X2011000500002

Thrips (Thysanoptera: Thripidae, Phlaeothripidae) damaging peach in Paranapanema, São Paulo State, Brazil
Provedor de dados: 82
Autores: Pinent,Silvia M.J.; Mascaro,Fernando; Botton,Marcos; Redaelli,Luiza R.
Seeking to identify thrips species associated to peach and the injuries they cause, plants of Aurora and Tropic Beauty cultivars were weekly monitored, from May to August of 2005, in Holambra II district, in Paranapanema, SP. Flowers and fruits from six plants per hectare were sampled by the hitting technique. Frankliniella occidentalis (Pergande), F. schultzei (Trybom), F. gardenia (Moulton), F. condei John, F. insularis (Franklin) and Thrips tabaci Lindeman, in Thripidae, and Haplothrips gowdeyi (Franklin), in Phlaeothripidae were identified. F. occidentalis was dominant, comprising 55.7% of the total specimens sampled. Slight and severe injuries were registered in fruits.
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Rosaceae; Thysanopteran; Pest species; Habit.
Ano: 2008
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1519-566X2008000400019

Biologia e tabela de vida de fertilidade da broca-do-morangueiro criada em dieta artificial
Provedor de dados: 86
Autores: Bortoli,Lígia Caroline; Machota Junior,Ruben; Botton,Marcos.
O objetivo deste trabalho foi determinar os parâmetros biológicos e a tabela de vida de fertilidade da broca-do-morangueiro (Lobiopa insularis) criada em dieta artificial à base de frutos de morangueiro, em condições de laboratório. A duração e a viabilidade média dos períodos embrionário, larval, pupal e ovo-adulto foram de: 4,1±1,5 dias e 80,6%; 22,2±5,0 dias e 60%; 10,8±2,3 dias e 90%; e 37,1±8,8 dias e 43,5%, respectivamente. Os períodos de pré-oviposição, oviposição e pós-oviposição foram de 96±18,9, 133±27,5 e 77±16,3 dias. A longevidade de machos (271±20,7 dias) foi menor do que a de fêmeas (318±14,9 dias). Há potencial de utilização de dieta artificial à base de morangos para a multiplicação da broca-do-morangueiro em laboratório.
Tipo: Info:eu-repo/semantics/report
Palavras-chave: Fragariax ananassa; Lobiopa insularis; Coleoptera; Ecologia; Nitidulidae; Rosaceae.
Ano: 2014
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2014000200144

Ethylene and brassinosteroid effect on strawberry ripening after field spray
Provedor de dados: 94
Autores: Ayub,Ricardo Antonio; Reis,Letícia; Lopes,Precila Zambotto; Bosetto,Luane.
Abstract  In contrast to ripening of climacteric fruits knowledge, non-climacteric fruits ripening still poorly understood. In this sense, strawberry (Fragaria x ananassa L. Duch) is a high commercial crop and has an expressive world production that has been used as a model study. Thus, the aim of this study was to evaluate the effect on physicochemical and phytochemical characteristics of strawberry Cv. Camiño Real, in four maturation stages (green, white, pink and red) after the ethylene (Etephon®) and brassinosteroid (epi-brassinolide) exogenous spray. The evaluations were carried out at application time (field assay) and after 24h (post-harvest assay). Brassinosteroid application tends to reduce phenolic compounds content mainly in the red stage,...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Fragaria x ananassa Duch; Rosaceae; Maturation; Ethephon; Epi-brassinolide.
Ano: 2018
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452018000300303

Enraizamento de estacas lenhosas e semilenhosas de cultivares de ameixeira com várias concentrações de ácido indolbutírico
Provedor de dados: 94
Autores: TOFANELLI,MAURO BRASIL DIAS; CHALFUN,NILTON NAGIB JORGE; HOFFMANN,ALEXANDRE; CHALFUN JÚNIOR,ANTÔNIO.
Para avaliar o potencial de enraizamento de estacas de ramos lenhosos e semilenhosos de cultivares de ameixeira (Carmesin, Gema de Ouro, Januária e Reubennel), utilizou-se aplicação exógena de ácido indolbutírico (IBA) em diferentes concentrações (0; 1000; 2000 e 3000mg L-1). O trabalho foi desenvolvido na Universidade Federal de Lavras (Lavras-MG), em 1997. Após os tratamentos, as estacas foram plantadas em areia lavada e colocadas em casa de sombreamento (lenhosas) e em casa de vegetação (semilenhosas) para enraizar. Foram avaliadas as variáveis porcentagem de enraizamento, número e comprimento de raízes. As maiores porcentagens de enraizamento foram obtidas com estacas semilenhosas da cultivar Januária (54,62%). A aplicação de IBA favoreceu o...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Propagação; IBA; Prunus salicina Lindl; Rosaceae.
Ano: 2002
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452002000200046

A MORTE PRECOCE DO PESSEGUEIRO ASSOCIADA À FERTILIDADE DO SOLO
Provedor de dados: 94
Autores: MAYER,NEWTON ALEX; UENO,BERNARDO; SILVA,VALÉCIA ADRIANA LUCAS DA; VALGAS,RICARDO ALEXANDRE; SILVEIRA,CARLOS AUGUSTO POSSER.
RESUMO A morte precoce do pessegueiro é uma síndrome caracterizada por um colapso das plantas ao final do período de dormência, cujas causas envolvem diversos fatores bióticos e abióticos. Objetivou-se avaliar a associação da morte precoce do pessegueiro com à fertilidade do solo. Amostraram-se a rizosfera, para análise química, sob a copa de plantas sintomáticas e assintomáticas, com idade entre dois e oito anos, em nove pomares comerciais localizados nos municípios de Pelotas e Canguçu, no Rio Grande do Sul, totalizando 108 amostras. De acordo com os resultados, a obtenção de uma função discriminante para classificar as plantas em duas categorias, como sintomáticas ou assintomáticas, não proporcionou resultado satisfatório, pois a taxa de classificação...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: PH do solo nutrientes do solo síndrome Prunus spp.; Rosaceae.
Ano: 2015
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452015000300773

TEORES DE NUTRIENTES FOLIARES DE PESSEGUEIRO EM CINCO PORTA-ENXERTOS
Provedor de dados: 94
Autores: MAYER,NEWTON ALEX; UENO,BERNARDO; SILVA,VALÉCIA ADRIANA LUCAS DA.
RESUMO  Teores de nutrientes foliares indicam o estado nutricional da planta, auxiliam na recomendação de adubação e, em plantas frutíferas enxertadas, podem indicar combinações de copa/porta-enxerto incompatíveis. O objetivo do presente trabalho foi avaliar os teores de nutrientes foliares na cv. Maciel de pessegueiro, enxertada em cinco porta-enxertos (‘Aldrighi’, ‘Capdeboscq’, ‘Flordaguard’, ‘Nemaguard’ e ‘Okinawa’). Dois pomares experimentais, localizados no município de Pelotas-RS, foram avaliados no 2° e no 3° anos após o plantio, respectivamente, nos anos de 2012 e 2013. Conclui-se que os porta-enxertos ‘Aldrighi’, ‘Capdeboscq’, ‘Flordaguard’, ‘Nemaguard’ e ‘Okinawa’ não influenciaram nos teores foliares de P e de Mn da cv. Maciel, em ambos os...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Macronutrientes micronutrientes análise foliar Prunus spp.; Rosaceae.
Ano: 2015
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452015000401045

Leaf nutrient content on seven plum cultivars with grafted by budding or own-rooted trees
Provedor de dados: 94
Autores: Mayer,Newton Alex; Ueno,Bernardo; Nava,Gilberto; Neves,Tainá Rodrigues das.
Abstract  Several studies have been conducted in Brazil with rooting of plum scion cultivars, however, it is not known the performance and benefits of own-rooted trees at field. This study aimed to evaluate the leaf nutrient content (N, P, K, Ca, Mg, Fe, Mn, Zn, Cu and B) in seven Japanese plum cultivars (Prunus salicina) on the 2nd and 3rd year after field planting, whose nursery trees were produced by “T-inverted” budding method over ‘Capdeboscq’ peach (P. persica) or by own-rooted hardwood cuttings. The experimental design was in randomized blocks, factorial 7 x 2 (cultivars x nursery tree types), with five replicates of one tree per plot. We conclude that leaf nutrient content of Japanese plums varies among cultivars; however there is no cultivar that...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Rosaceae; Prunus salicina Lindl.; Nutrition; Propagation method.
Ano: 2018
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452018000303001

Avaliação de genótipos de pessegueiros ornamentais visando ao paisagismo
Provedor de dados: 94
Autores: Silveira,Tiago Madruga Telesca da; Raseira,Maria do Carmo Bassols; Milech,Leonardo.
O pessegueiro é, geralmente, cultivado por causa dos frutos que produz. Entretanto, há os que se cultivam como plantas ornamentais e, inclusive, há programas de melhoramento de pessegueiros para esta finalidade. O objetivo deste trabalho foi avaliar os genótipos de pessegueiros ornamentais do programa de melhoramento da Embrapa Clima Temperado, quanto ao seu potencial para o uso no paisagismo. Foram observados o início, a plena e o final de floração, a tonalidade e o número de pétalas, o número de sépalas, a cor das folhas e quais genótipos produziram ou não frutos, no campo experimental da referida Instituição. Considerando os resultados obtidos e comparando-os com os observados para as cultivares já lançadas, 'Rosaflor' e 'Nectaflor', verificou-se que,...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Prunus persica; Rosaceae; Floração.
Ano: 2012
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452012000200039

Desenvolvimento inicial no campo de pessegueiros 'Aurora-1' enxertados em clones de umezeiro e 'Okinawa' propagados por estacas herbáceas
Provedor de dados: 94
Autores: Mayer,Newton Alex; Pereira,Fernando Mendes; Koba,Valter Yoshio.
A presente pesquisa teve por objetivo estudar o desenvolvimento inicial no campo de pessegueiros 'Aurora-1' enxertados nos Clones 05; 10 e 15 de umezeiro (Prunus mume Sieb. et Zucc.) e 'Okinawa' [Prunus persica (L.) Batsch] propagados por estacas herbáceas. O experimento foi conduzido em propriedade rural no município de Taiaçu-SP, em Argissolo Vermelho-Amarelo sob espaçamento de 1,5m x 6,0m, com uso de irrigação por microaspersores subcopa. Foi adotado o delineamento em blocos ao acaso, com quatro tratamentos (porta-enxertos) e cinco repetições, sendo que cada parcela foi constituída de três plantas. Após 23 meses da implantação, foi possível concluir que: a) os porta-enxertos Clones 05; 10 e 15 de umezeiro e 'Okinawa' não influenciaram de maneira...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Enxertia interespecífica; Frutas de caroço; Porta-enxerto; Rosaceae.
Ano: 2006
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452006000200017

C/N RATIO AND NUTRIENT CONTENT IN PEACH BARK RELATED TO PEACH TREE SHORT LIFE
Provedor de dados: 94
Autores: MAYER,NEWTON ALEX; UENO,BERNARDO; SILVA,VALÉCIA ADRIANA LUCAS DA; VALGAS,RICARDO ALEXANDRE; SILVEIRA,CRISTINA MOREIRA DA.
ABSTRACT  Peach Tree Short Life (PTSL) is a syndrome characterized by a plant collapse at the end of dormancy, which causes include several biotic and abiotic components. The aim of this study was to assess the C/N ratio and bark nutrients in symptomatic and asymptomatic short-life peach trees. Live tissue portions were removed from the bark of the main scaffolds of symptomatic and asymptomatic adjacent trees in nine commercial peach orchards located in Pelotas and Canguçu, state of Rio Grande do Sul, Brazil. In laboratory, carbon (C), nitrogen (N), phosphorus (P), potassium (K), calcium(Ca), magnesium (Mg), iron (Fe), manganese (Mn), zinc (Zn), copper (Cu), boron (B) contents and C/N ratio were determined. The main component analysis of the study...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Nutrient; Nutrition; PTSL syndrome; Prunus spp.; Rosaceae.
Ano: 2016
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-29452016000400403

Fossil woods from the Oligocene of southwestern Patagonia (Río Leona Formation): Rosaceae and Nothofagaceae
Provedor de dados: 41
Autores: Pujana,Roberto R.
Systematic studies of angiosperm fossil woods from sediments of the Río Leona Formation were continued. A new morphospecies of Maloidoxylon with affinity to Rosaceae was described and constitutes, together with the fossil pollen from the same strata, the oldest South American fossil with this familial affinity. Nothofagaceae fossil woods are represented by the morphospecies Nothofagoxylon scalariforme Gothan, Nothofagoxylon kraeuseli Boureau et Salard, Nothofagoxylon triseriatum Torres et Lemoigne, Nothofagoxylon ruei Salard and a new morphospecies of Nothofagoxylon. Three of the four subgenera of Nothofagus were recognized in the fossil woods and a new infrageneric affinity for Nothofagoxylon ruei was proposed. The described woods have affinity to extant...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Wood anatomy; Patagonia; Oligocene; Secondary xylem; Rosaceae; Nothofagaceae.
Ano: 2009
URL: http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S0002-70142009000400004

The application of multiplex fluorimetric sensor for the analysis of flavonoids content in the medicinal herbs family Asteraceae, Lamiaceae, Rosaceae
Provedor de dados: 48
Autores: Sytar,Oksana; Bruckova,Klaudia; Hunkova,Elena; Zivcak,Marek; Konate,Kiessoun; Brestic,Marian.
BACKGROUND: The aim of our research work was to quantify total flavonoid contents in the leaves of 13 plant species family Asteraceae, 8 representatives of family Lamiaceae and 9 plant species belonging to familyRosaceae, using the multiplex fluorimetric sensor. Fluorescence was measured using optical fluorescence apparatus Multiplex(R) 3 (Force-A, France) for non-destructive flavonoids estimation. The content of total flavonoids was estimated by FLAV index (expressed in relative units), that is deduced from flavonoids UV absorbing properties. RESULTS: Among observed plant species, the highest amount of total flavonoids has been found in leaves ofHelianthus multiflorus (1.65 RU) and Echinops ritro (1.27 RU), Rudbeckia fulgida (1.13 RU) belonging to the...
Tipo: Journal article
Palavras-chave: Non-destructive measurement; Flavonoids; Multiplex fluorimetric sensor; Asteraceae; Lamiaceae; Rosaceae.
Ano: 2015
URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602015000100005

A Rapid and Efficient Method for Purifying High Quality Total RNA from Peaches (Prunus persica) for Functional Genomics Analyses
Provedor de dados: 48
Autores: MEISEL,LEE; FONSECA,BEATRIZ; GONZÁLEZ,SUSANA; BAEZA-YATES,RICARDO; CAMBIAZO,VERONICA; CAMPOS,REINALDO; GONZALEZ,MAURICIO; ORELLANA,ARIEL; RETAMALES,JULIO; SILVA,HERMAN.
Prunus persica has been proposed as a genomic model for deciduous trees and the Rosaceae family. Optimized protocols for RNA isolation are necessary to further advance studies in this model species such that functional genomics analyses may be performed. Here we present an optimized protocol to rapidly and efficiently purify high quality total RNA from peach fruits (Prunus persica). Isolating high-quality RNA from fruit tissue is often difficult due to large quantities of polysaccharides and polyphenolic compounds that accumulate in this tissue and co-purify with the RNA. Here we demonstrate that a modified version of the method used to isolate RNA from pine trees and the woody plant Cinnamomun tenuipilum is ideal for isolating high quality RNA from the...
Tipo: Journal article
Palavras-chave: CDNA library; Fruit; Fruit trees; Functional genomics; Peach; Polysaccharides; Prunus persica; RNA isolation; Rosaceae; RT-PCR.
Ano: 2005
URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0716-97602005000100010

Primer registro para la Argentina de dos especies de uso medicinal
Provedor de dados: 51
Autores: Keller,Héctor A.; Tressens,Sara G.
Se citan por primera vez para la flora argentina las especies Cissampelos ovalifolia (Menispermaceae) y Rubus brasiliensis (Rosaceae), las cuales se destacan en otros países por sus propiedades medicinales. Se detallan caracteres distintivos de las especies, se ilustran y se brinda información acerca de su distribución, nombres vernáculos, usos y observaciones ecológicas.
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Cissampelos ovalifolia; Menispermaceae; Rubus brasiliensis; Rosaceae; Misiones.
Ano: 2008
URL: http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S1851-23722008000100015

Presencia de Pyrus communis (Rosaceae Maloideae) naturalizada en la República Argentina
Provedor de dados: 51
Autores: Delucchi,Gustavo; Farina,Eduardo; Torrres Robles,Silvia S.
En este trabajo se menciona por primera vez a Pyrus communis L. (Rosaceae, Maloideae) como especie naturalizada en la Argentina en la provincia de Buenos Aires. Se describe e ilustra a la especie y se propone una clave para diferenciar los géneros de Maloideae presentes en la Argentina.
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Argentina; Buenos Aires; Pyrus; Rosaceae; Naturalización.
Ano: 2009
URL: http://www.scielo.org.ar/scielo.php?script=sci_arttext&pid=S1851-23722009000100012

Analysis of Agromorphological Descriptors to Differentiate between Duke Cherry (Prunus x gondouinii (Poit. &amp;amp; Turpin)Rehd.) and Its Progenitors: Sweet Cherry (Prunus avium L.) and Sour Cherry (Prunus cerasus L.)
Provedor de dados: 117
Autores: Pérez,Rodrigo; Navarro,Florentino; Sánchez,María Ángeles; Ortíz,Jesús María; Morales,Remedios.
The rapid identification of the hybrids between sweet cherry (Prunus avium L.) and sour cherry (Prunus cerasus L.) is not easy. In order to resolve this problem, 18 Spanish sweet, sour and duke cherry cultivars were surveyed and characterized using 43 agromorphological descriptors evaluated in flowers, leaves, dormant 1-yr-old shoots, fruits, and trees during 2005 and 2006. Based on quantitative parameters, ANOVA and stepwise discriminant analysis (SDA) were carried out. For qualitative descriptors, statistical comparisons were done by means of the chi-square (&amp;#967;2) test. As result of the study, two quantitative (titratable acidity and number of lenticels) and six qualitative descriptors (shape of the central and lateral lobes in the internal bracts...
Tipo: Journal article
Palavras-chave: Rosaceae; Characterization; Quantitative parameters; Qualitative parameters; SDA analysis.
Ano: 2010
URL: http://www.scielo.cl/scielo.php?script=sci_arttext&pid=S0718-58392010000100004

Transcriptional responses of Rosa rugosa to salt stress and salt shock
Provedor de dados: 64
Autores: Reis,Michele Valquíria dos; Rouhana,Laura Vaughn; Paiva,Patrícia Duarte de Oliveira; Silva,Diogo Pedrosa Correia da; Paiva,Renato; Korban,Schuyler.
ABSTRACT Rugosa rugosa has high tolerance to various stresses; however, the molecular mechanisms of this behavior under adverse conditions are unclear. The objective of this study is to investigate expression patterns of stress-related genes in response to salinity stress. Changes in transcript levels of R. rugose, grown under different salt stress conditions (0, 25, 50, and 100 mM NaCl) over a long exposure period (30 days), have been investigated. In addition, the effects of salt shock stress on seedlings exposed to a high level (200 mM) of NaCl for a relatively short duration (3 h) have also been investigated. Expression levels of selected differentially expressed genes have been determined using relative reverse transcription polymerase chain reaction...
Tipo: Info:eu-repo/semantics/article
Palavras-chave: Rosaceae; Salinity; Salt tolerance; Ion homeostasis.
Ano: 2020
URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1413-70542020000100241