Lilian Yukari Yamamoto

• Federal University of Technology of Paraná

A alternative to producing litchi (Litchi sinensis Sonn.) seedlings is by cuttings. However, the main drawback of using this method is related to the difficulty of rooting presented by this species. Thus, the objective of this study was to evaluate the rooting of semihardwood cuttings of litchi ‘Bengal’ at different concentrations of indolebutyric...

Determining the harvest date of table grapes is very important to achieve high-quality bunches with adequate soluble solids content, low titratable acidity, and high concentrations of polyphenols. Table grape consumption has increased worldwide due to its phenolic compound content and its beneficial effects on human health. Thus, this study aimed t...

Beneficial health effects are attributed to the wide array of polyphenols such as anthocyanins present in berries. Blackberries have been improved genetically to be cultivated in different climate such as Brazil. Thus, distinctive cultivars were created. However, antioxidant properties of these have not been evaluated. This study aimed to investiga...

The objective of this study was to evaluate the influence of length of herbaceous cuttings and substrates on the multiplication of ‘Woodard’ and ‘Briteblue’ blueberry cuttings. The experimental design was entirely randomized. Four replicates of 10 cuttings per plot in a 3x2 factorial arrangement, three cutting lengths (5, 8, and 12 cm) and two type...

Isabel grape is one of the main cultivars used for juice processing, but presents deficiency in anthocyanins, pigments responsible for the color. Thus, an alternative for increasing the color is to promote synthesis of this compound, which can be accomplished using growth regulators, like abscisic acid (ABA). This work aimed to evaluate anthocyanin...

Lychee (Litchi chinensis Sonn.) propagation by cuttings is a promising alternative in commercial production of seedlings, since it is an easy procedure, in addition to enabling the standardization in the field and the reduction in production costs. Therefore the objective of this work was to evaluate ‘Bengal’ lychee cuttings rooting, collected in s...

Brazil offers great perspectives for the expansion of blueberry (Vaccinium spp.) cultivation areas, mainly in family agriculture areas. Among the factors that limit the expansion of this culture is the difficulty to propagate some cultivars. Thus, the objective of this work was to evaluate the use of different substrates and concentrations of indol...

The berry-cluster thinning technique was evaluated at different phenological times to prevent bunch compactness of ‘Black Star’ table grape, a new somatic mutation of ‘Brasil’ grape. The trial was carried out during 2012 and 2013 seaons in a vineyard situated in Marialva, PR, Brazil. Vines were trained in an overhead trellis system and spaced at 3x...

Objetivou-se nesse estudo realizar a descrição de frutos e sementes e do processo de germinação de rosa do deserto, a partir de dois anos de observações. Os frutos e as sementes foram caracterizados com base no comprimento, diâmetro e número de sementes por fruto; também, descreveu-se a estrutura interna das sementes e o processo de germinação. Rea...

The objective of this work was to evaluate the effect of (S)-cis-abscisic acid (S-ABA) application at different ripening stages, in increasing phenolic compounds and color of berry and juice of 'Isabel' grape (Vitis labrusca). The evaluated treatments were: control, without S-ABA application; 400 mg L-1 S-ABA applied 7 days before veraison (DBV) +...

O suco de uva ‘Isabel’ apresenta deficiência de cor e uma alternativa é o uso de ácido abscísico para aumentar a coloração. O objetivo deste trabalho foi avaliar a aceitação do suco integral de uva ‘Isabel’ tratada com ácido abscísico (S-ABA) em diferentes concentrações e épocas, por meio da análise sensorial, obtido em duas safras consecutivas (20...

Isabel grape is the main cultivar used to produce juice in Brazil, which has rusticity and high productivity, but it is deficient in anthocyanins, a pigment responsible for the color. Thus, an alternative is the application of abscisic acid (S-ABA), which is responsible to promote the synthesis of anthocyanins. The aim of this work was to evaluate...

For orchid cultivation in containers is essential to select the right substrate, since this will influence the quality of the final product, it serve as a support for the root system of the plants. This study aimed to evaluate different agricultural residues and expanded clay in Oncidium baueri Lindl. orchid cultivation. The plants were subjected t...

O objetivo do trabalho foi determinar a duração do ciclo de produção e a necessidade térmica de seis clones de 'Concord' sobre três porta-enxertos no norte do Paraná. Foram avaliados os clones '22', '28', '49', '202', '211' e '225', obtidos pela Embrapa Uva e Vinho, e enxertados sobre os porta-enxertos 'IAC 766', 'IAC 572' e '420-A'. O trabalho foi...

A uva ‘Isabel’, principal cultivar utilizada para a elaboracao de suco no Brasil, apresenta deficiencia de cor, sendo uma das alternativas, a aplicacao do acido abscisico ( S- ABA), visto que o acumulo de antocianinas, pigmento que interfere na cor das bagas, parece ser regulado, por este fitohormonio. O objetivo do trabalho foi avaliar o efeito de...

O objetivo deste trabalho foi avaliar diferentes metodos de extracao da mucilagem e tambem substratos na emergencia e no desenvolvimento de plântulas de maracujazeiro-amarelo, em câmara de nebulizacao. Foram utilizados cinco metodos de extracao da mucilagem das sementes (agua; agua + areia; agua + cal virgem; liquidificador com lâminas protegidas e...

Vitis labrusca grapes are widely cultivated in some countries such as Brazil and the United States, especially for juice production. 'Isabel' is one of the main cultivars because of its high production and disease tolerance, but the juice is deficient in color. The objective of this study was to evaluate the effect of timing and concentration of (S...

The aim of this study was to evaluate the total phenols, anthocyanins, tannins, favorable oxi-redox activity (oxi-redox(f)) and juice color of six clones of the 'Concord' grapevine on three rootstocks. Samples of juice obtained from 'Concord' clones '22', '28', '49', '202', '211' and '225' grafted onto 'IAC 766', 'IAC 572' and '420-A' were evaluate...

The objective of this work was to evaluate the effect of ethephon and of abscisic acid (ABA) application timing on the color of 'Rubi' Table grape. Eight treatments were evaluated: control, without application; ethephon 500 mg L-1 applied seven days after veraison (7 DAV); and two concentrations of ABA (200 and 400 mg L-1) arranged with three appli...

The aim of this study was to describe the main physical -chemical and productive characteristics of 'Haruna' table grape, a new natural mutation originated from cv. Italia, in Uraí, PR, Brazil. The berries present a very expressive large oval shape, which is the main characteristic that differ this new mutation from 'Italia' grape. The berries colo...

The blackberry (Rubus spp.) stands out among the species that have good prospects for cultivation in areas of family farm agriculture. In order to optimize the multiplication of seedlings of this species, the aim of this research was to evaluate the use of different substrates and concentrations of indolebutyric acid (IBA) on the rooting of cutting...

The goal of this research was to evaluate the torch ginger growth in different planting spacing in subtropical climate. Spacing evaluated between plants and rows were: 2.0x2.0m; 2.5x2.0m and 3.0x2.0m. The following plant evaluations started sixteen months after planting: length and diameter of the inflorescence stem, basal diameter of the infloresc...

The fine table grape 'Black Star', originated from a somatic mutation of the grape cv. Brasil in Marialva, PR, is described here as their main physico-chemical and productive characteristics. Its berries have elongated ellipsoid shape with dark red color tending to black during the full maturation. The cycle, the production performance and the susc...

‘Benitaka’ is one of the most important colored table grapes grown in Brazil. However, the lack of a pink and uniform color of berry skins is frequently observed when this cultivar is grown in warm climates, where high temperatures may inhibit anthocyanin accumulation. The endogenous plant growth regulator, abscisic acid (S-ABA), the concentration...

http://dx.doi.org/10.5902/198050985745O resedá-nacional (Physocalymma scaberrimum Pohl.) é uma espécie nativa do Brasil que apresenta grande potencial para uso no paisagismo e em reflorestamento, além da madeira ser empregada na marcenaria de luxo. O objetivo deste trabalho foi avaliar o efeito de diferentes substratos e concentrações de ácido indo...

The Brazilian rose wood is a native species from Brazil that has great potential for use in landscaping and reforestation, in addition to its use in luxury furniture. The objective of this work was to evaluate the effect of different substrates and concentrations of indole butyric acid (IBA) in the cutting of Brazilian resedá. The experiment had a...

Due to favorable climatic conditions for the occurrence of fungal diseases in table grapes, technologies that provides the reduction of production costs have been persuaded, and an alternative for it is the cultivation of grapes under plastic cover. The aim of this study was to evaluate the production and the bunches physico-chemical characteristic...

A propagacao de porta-enxertos de pessegueiro e feita normalmente por meio de sementes, mas esse processo pode levar a perda de caracteristicas geneticas desejaveis, como a resistencia a nematoides do genero Meloidogyne apresentada pelo porta-enxerto ‘Okinawa’. O objetivo deste trabalho foi avaliar o enraizamento de estacas de pessegueiro ‘Okinawa’...

The aim of this research was to evaluate the ripening evolution, the physicochemical and productive characteristics of 'BRS Carmem' (Vitis labrusca) and 'Isabel' (V. labrusca) vines grafted on IAC 766 'Campinas' rootstock, for grape juice production in Northern Paraná, Brazil. The vines were trained in bi-lateral cordon system, in a 1,5 x 2,5m spac...

This study aimed to characterize the phenology and the production of 'Alicante' and 'Syrah' grapes (Vitis vinifera L.) produced out of season. The experimental area was located in a property belonging to the Intervin® Winery, at Maringá, PR. The vineyards were established in July, 2001 and the vines were trained in an overhead trellising system (4....

The production of table grapes has been facing some challenges that require changes in production technologies, primarily due to the intense need to control fungal diseases. The aim of this study was to evaluate the ripening of 'BRS Clara' grapevines grafted on IAC 766 'Campinas' rootstock, under protected cultivation grown out of season. The exper...

The use of agricultural residue as a substrate for plant growth is a promising alternative for the cultivation of orchids, whether by providing cost reduction or contributing to minimize pollution through the accumulation of these materials in environment. The objective of this work was to evaluate the development of Cattleya hybrid in substrates b...

Azalea is an ornamental plant commercially propagated by cuttings, and their rooting process in many cases, is difficult, which results in decreased production of seedlings. The objective of this study was to evaluate the use of IBA and the effect of different substrates on the rooting of cuttings of azalea in the fall. A randomized design with fiv...

In commercial production of Psidium guajava L. (guava) seedlings quality is of paramount importance in order to ensure uniformity, rapid formation, high productivity and early production, making it essential to vegetative propagation. The aim of this research was to evaluate the cutting rooting of Psidium guajava L. 'Século XXI' treated with differ...

In commercial production of Psidium guajava L. (guava) seedlings quality is of paramount importance in order to ensure uniformity, rapid formation, high productivity and early production, making it essential to vegetative propagation. The aim of this research was to evaluate the cutting rooting of Psidium guajava L. 'Século XXI' treated with differ...

O presente trabalho teve como objetivo avaliar a eficiência de diferentes substratos de origem vegetal no cultivo de espécies de orquídeas. Plântulas de Cattleya intermedia X Hadrolaelia purpurata, provenientes de cultivo in vitro, aclimatizadas e com altura média de 5 cm, foram plantadas nos substratos: 1-Xaxim desfibrado (testemunha); 2-Casca de...

The present work had the purpose of evaluating the efficiency of different substrates by vegetal origin, to grow species of orchids (Orchidaceae). Seedlings of Cattleya intermedia X Hadrolaelia purpurata, obtained by in vitro culture, and acclimated, with medium height of 5 cm, had the following substrates: 1 - Defibered xaxim (control); 2- Carboni...

The paper had the purpose of evaluating root formation and vegetative development of the acclimatized plants of the primary hybrid Miltonia regnellii Rchb. f. X Oncidium concolor Hook., using alternative substrates to substitute xaxim. Seedlings, with approximately eight months, obtained by in vitro culture with medium height of 6.4 ± 0.5 cm, were...

The objective of this study was to evaluate roots formation and vegetative development of Oncidium baueri (Orchidaceae) using naftalen acetic acid (NAA) during the acclimatization phase. The experiment was set up at the Agronomy Department - Universidade Estadual de Londrina - Parana State, between March and October of 2005. Seedlings were obtained...

O presente trabalho teve como objetivo avaliar o enraizamento e desenvolvimento vegetativo de plântulas de Oncidium baueri (Orchidaceae) utilizando o ácido naftaleno acético (ANA), durante a fase de aclimatização. O experimento foi conduzido no período de março à outubro de 2005, no Departamento de Agronomia da Universidade Estadual de Londrina (PR...