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Registros recuperados: 25 | |
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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 |
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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 & Van Nieukerken sp. n. from southern Spain and Cyprus with unknown host plant, Ectoedemia (E.) hendrikseni A. Laštůvka, Z. Laštůvka & Van Nieukerken sp. n. from southern France on Quercus suber, E. (E.) heckfordi Van Nieukerken, A. Laštůvka & Z. Laštůvka sp. n. from southern England on Quercus petraea and Q. robur, E. (E.) phaeolepis Van Nieukerken, A. Laštůvka & 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 |
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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 |
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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 |
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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 |
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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 |
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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 (< 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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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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 |
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Registros recuperados: 25 | |
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