Sabiia Seb
PortuguêsEspañolEnglish
Embrapa
        Busca avançada

Botão Atualizar


Botão Atualizar

Ordenar por: RelevânciaAutorTítuloAnoImprime registros no formato resumido
Registros recuperados: 14
Primeira ... 1 ... Última
Imagem não selecionada

Imprime registro no formato completo
Agronomic parameters assessment in hydroponic tomato crop Horticultura Brasileira
Herrero,Baudilio; Blázquez,María Elena; Cristóbal,María Dolores.
In this study we present the results of a comparative analysis of nutrient solution (NS) recycling and non-recycling treatments in hydroponic tomato crop. The established aims are to evaluate water consumption, pH and conductivity variation along the productive cycle in both treatments, to establish the differences in fruit yield and to assess the viability of the recycling system. Watering times and drained nutrient solution volume were counted on a daily basis. Emitter and drained water samples from both treatments were analyzed once per week in the Agricultural Institute of Fraisoro (Gipuzkoa). Tomato samples were collected, weighed and measured three times per week once the harvest had started. There was an 8% reduction in water supply; irrigation...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Lycopersicon esculentum; Hydroponic crop; No recycling; Recycling; Yield..
Ano: 2014 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-05362014000400385
Imagem não selecionada

Imprime registro no formato completo
Cuts of dairy-origin cattle fed mesquite pod meal in replacement of corn Animal Sciences
Almeida, Marina de Paula; Souza, Evaristo Jorge Oliveira de; Véras, Antonia Sherlânea Chaves; Morais, Ítalo Marcos de Vasconcelos; Vítor, Danilo Ribeiro; Silva, José Ricardo Coelho da.
This study was carried out in order to assess commercial front and rear cuts of dairy-origin cattle fed mesquite pod meal. Twenty-five non-castrated male bovines (Holstein-Zebu), distributed according to a completely randomized design, with five animals per treatment, were used. The feed contained about 121.2 and 544.98 g kg-1 of crude protein and total digestible nutrients, respectively, and was composed of tifton grass hay, cornmeal, soybean meal, mesquite pod meal and mineral salt. The right half carcass of each animal was separated between the 5th and 6th ribs, in front and rear quarters, from which commercial cuts were obtained. There was no effect (p > 0.05) as to the replacement of corn for mesquite pod meal on the weights and yields of front...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Nutrição de ruminantes; Avaliação de alimentos; Aditivos amino acids; Feedlot; Muscle; Weight; Yield..
Ano: 2017 URL: http://periodicos.uem.br/ojs/index.php/ActaSciAnimSci/article/view/35176
Imagem não selecionada

Imprime registro no formato completo
Effect of Conservative Tillage on Physical Properties of Soil in Irrigated Wheat Production CIGR Journal
Younesi Alamooti, Mohammad.
   In order to compare conservation tillage treatments on physical properties of soil, a randomized complete block design (RCBD) with three replications was conducted in the fild of Agricultural Research ,Education and Extension Center of Markazi Province if Iran, during the 2 cropping seasons (2012 and 2013). The treatments were: 1) Moldboard plow + disc (conventional method), 2) Chisel packer, 3) Combined Tillage Tools, and 4) Direct seeding. In both cropping seasons, the tillage operations were carried out based on the experimental treatments in a plot containing fodder corn plant residues (var. SC-704). The physical properties of soil included soil bulk density, soil permeability (infiltration), mean weight diameter (MWD) of aggregates, and soil...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Agricultural Machinery Department; Agricultural Engineering Research Institute Conservation tillage; Wheat; Physical properties of soil. Infiltration; Yield..
Ano: 2019 URL: http://www.cigrjournal.org/index.php/Ejounral/article/view/4961
Imagem não selecionada

Imprime registro no formato completo
Floral induction management in 'Palmer' mango using uniconazole Ciência Rural
Lima,Guilherme Machado de Sousa; Pereira,Marlon Cristian Toledo; Oliveira,Moacir Brito; Nietsche,Silvia; Mizobutsi,Gisele Polete; Públio Filho,Wilson Maciel; Mendes,Débora Souza.
ABSTRACT: The objective of this study was to evaluate the effects of different doses of uniconazole (UCZ) on 'Palmer' mango vegetative and reproductive response and on fruit physical, chemical, and productive characteristics during the off-season in northern Minas Gerais, Brazil. The experiment followed a randomized block design. UCZ was tested at the following doses applied to leaves and expressed in g of UCZ active ingredient (a.i.) per tree: 0.0, 1.0, and 1.0+1.0 (2.0) after 30 days; 1.0+1.0+1.0 (3.0) subdivided into 30-day intervals; and 1.0+1.0+2.0 (4.0) subdivided into 30-day intervals. All of the UCZ treatments reduced branch elongation in the 'Palmer' mango trees, leading to a mean reduction of 81.6% compared to the control. However, the UCZ...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Mangifera indica; Growth regulator; Flowering; Off-season crop; Yield..
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-84782016000801350
Imagem não selecionada

Imprime registro no formato completo
Foliar macronutrient levels and production of maize (Zea mays L.) after gypsum application in an Oxisol Sci. Agrar.Paran. / SAP
Minato, Evandro Antonio; Esper Neto, Michel; Sakurada, Rodrigo Lima; Inoue, Tadeu Takeyoshi; Batista, Marcelo Augusto.
The application of gypsum to the soil provides a favorable environment for the development of the root system, supplying the subsurface layers with elements such as calcium and sulfur and reduce the toxic aluminum activity. The objective of this study was to evaluate the influence of gypsum doses application on the maize (Zea mays L.) yield and the nutrients levels in the leaves. The study was conducted in the municipality of Terra Roxa - PR in an Oxisol using experimental design of randomized blocks with four replications. The treatment were composed of different doses of gypsum (0, 3.0, 6.0 and 9.0 t ha-1) applied after sowing corn. When the plants were in the R1 stage leaves were collected and analyzed the levels of N, P, K, Ca, Mg and S. After...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Calcium; Sulfur; Plant nutrition; Yield..
Ano: 2017 URL: http://e-revista.unioeste.br/index.php/scientiaagraria/article/view/14208
Imagem não selecionada

Imprime registro no formato completo
Hydroponic rocket salad growth and production according to different color profiles Horticultura Brasileira
Schmidt,Denise; Gabriel,Vilson J; Caron,Braulio O; Souza,Velci Q; Boscaini,Ricardo; Pinheiro,Renes R; Cocco,Carine.
ABSTRACT The aim of this study was to evaluate the influence of different profile colors based on nutrient flux on microclimate, growth and yield of four rocket cultivars. The experiment was conducted during four months in a protected environment in the NLT system, which consisted of benches composed of eight hydroponic profiles for the plants conduction. The treatments were arranged in a 4x2x2 factorial design, with four cultivars (Cultivada, Folha Larga, Rococo and Runway), two color profiles (black and white) and two growing seasons (autumn and winter). The experiments were conducted in a randomized block design with three replications. The evaluations were realized on every four days, throughout the growth period. Leaves fresh and dry mass, stems and...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Eruca sativa; NLT; Temperature; Dry mass; Yield..
Ano: 2017 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-05362017000100111
Imagem não selecionada

Imprime registro no formato completo
Performance of 'Rocha' and 'Santa Maria' pears as affected by planting density PAB
Pasa,Mateus da Silveira; Fachinello,José Carlos; Rosa Júnior,Horacy Fagundes da; Franceschi,Émerson De; Schmitz,Juliano Dutra; Souza,André Luiz Kulkamp de.
The objective of this work was to evaluate the performance of 'Rocha' and 'Santa Maria' pears at two planting densities. The experiment was carried out during the 2011/2012, 2012/2013, and 2013/2014 growing seasons, in one-year-old orchards (2011/2012) of 'Rocha' and 'Santa Maria' pears, trained in a central-leader system and planted in two densities (2,000 and 4,000 trees per hectare). The assessed parameters were: production per hectare, production per tree, yield efficiency, number of fruit per tree, average fruit weight, trunk diameter increment, fruit firmness, and soluble solid contents. The cumulative yield of 'Rocha' is greater at the higher planting density, whereas the yield efficiency of 'Santa Maria' increases at the lower planting density, as...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Pyrus communis; Fruit quality; Spacing; Yield..
Ano: 2015 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2015000200126
Imagem não selecionada

Imprime registro no formato completo
Productive and vegetative performance of peach trees grafted on six rootstocks in a replanting area PAB
Almeida,Gustavo Klamer de; Marodin,Gilmar Arduino Bettio; Queiroz,Henrique Thomas; Gonzatto,Mateus Pereira.
Abstract: The objective of this work was to evaluate the productive and vegetative performance of the Maciel and Chimarrita peach tree cultivars grafted on six rootstocks, in a replanting area. The experiment was carried out in an area that had been previously cultivated with peach trees for more than 15 years in the municipality of Eldorado do Sul, in the state of Rio Grande do Sul, Brazil. The Maciel and Chimarrita peach tree cultivars were grafted on 'Aldrighi', 'Capdeboscq', 'Okinawa', 'Flordaguard', 'Nemaguard', and 'Umezeiro'. The 'Umezeiro' rootstock caused high plant mortality in both scions, as well as low productivity and higher alternate bearing; it also affected the qualitative and ripening attributes of the fruits of 'Chimarrita'. The...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Prunus persica; Plant mortality; Replant disease; Yield..
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0100-204X2016000400364
Imagem não selecionada

Imprime registro no formato completo
Productive performance of soybean cultivars grown in different plant densities Ciência Rural
Ribeiro,Augusto Belchior Marchetti; Bruzi,Adriano Teodoro; Zuffo,Alan Mario; Zambiazzi,Everton Vinicius; Soares,Igor Oliveri; Vilela,Nelson Júnior Dias; Pereira,José Luiz de Andrade Rezende; Moreira,Silvino Guimarães.
ABSTRACT: Plants density in soybean cultivation is an important management practice to achieve high grain yield. In this way, the objective was to evaluate the agronomic traits and grain yield in soybean in different plant densities, in two locations in the south of Minas Gerais. The experimental design was in randomized blocks, arranged in a split plot design, with three replications. Plots were composed of four population densities (300, 400, 500 and 600 thousand plants per hectare) and the subplots were composed of six cultivars (‘BMX Força RR’, ‘CD 250 RR’, ‘FMT 08 - 60.346/1’, ‘NA 5909 RR’, ‘TMG 7161 RR’ and ‘V - TOP RR’) grown in Lavras and Inconfidentes, both in Minas Gerais. At the time of harvest was determined the plant height, lodging, insertion...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Glycine max (L.) Merrill; Environments; Plants spatial arrangement; Yield..
Ano: 2017 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0103-84782017000700202
Imagem não selecionada

Imprime registro no formato completo
Seed-potato production through sprouts and field multiplication and cultivar performance in organic system Horticultura Brasileira
Virmond,Eduardo P; Kawakami,Jackson; Souza-Dias,José A C.
ABSTRACT Organic farming requires the production or use of certified seeds from the same cultivation system and, the information of potato cultivars adapted to organic production system is important. The objective of this work was to study the feasibility of utilizing sprouts of different potato cultivars, seed multiplication and yield potential in field conditions without using agrochemicals. Three experiments were conducted: the first experiment using sprouts as seed under protected cultivation in Guarapuava, Paraná State, Brazil, from November 2011 to February 2012; the second experiment was field conducted in Candói, Paraná State, from May to September 2012 and the third experiment was field conducted in Guarapuava, Paraná State, from February to May...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Solanum tuberosum; Phytophthora infestans; Minituber; Production; Yield..
Ano: 2017 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-05362017000300335
Imagem não selecionada

Imprime registro no formato completo
The application of polyamines and self-incompatibility control substance on yield indices and qualitative traits of apple cv ‘Red Delicious’ Biological Sciences
Sayyad-Amin, Pegah; Davarynejad, Gholamhossein; Abedy, Bahram.
  Among the main problems of some temperate fruit species, such as the apple tree (Malus domestica), are the poor set of fruits and low production. Polyamines and Self-Incompatibility Control Substances (SICS), involving mineral nutrients such as manganese and boron, are the major chemical compounds used to reduce these problems. The aim of this study was to use popular polyamines putrescine (Put) at 0.1, 0.25 mM, spermine (Spm) and spermidine (Spd) both at 0.05, 0.25 mM and SICS at 1, 2 mg L-1, alone or with cotton coverage bags and control to show the effects of these chemical compounds on yield indices and qualitative traits of apple (Malus domestica) cv ‘Red Delicious’. Results showed that Spd (0.25 mM) and SICS (1 mg L-1) had higher effect on yield...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Cotton coverage bags; Fruit set; Putrescine; Spermidine; Spermine; Yield..
Ano: 2018 URL: http://periodicos.uem.br/ojs/index.php/ActaSciBiolSci/article/view/34970
Imagem não selecionada

Imprime registro no formato completo
Univariate and multivariate procedures for agronomic evaluation of organically grown tomato cultivars Horticultura Brasileira
Araujo,Jacqueline C; Telhado,Samuel FP; Sakai,Rogério H; Ledo,Carlos AS; Melo,Paulo CT.
ABSTRACT Tomato is one of the most important crops, the worldwide production in 2012 reached 161.8 million tons. Considering the lack of agronomic information on already available cultivars as well as on the varieties under development by breeding programs for organic systems, the objectives of this work were determine the yield components of 14 tomato cultivars in the organic system, through univariate and multivariate analysis. The experimental design was randomized blocks with six replications and five plants per plot. Evaluations consisted of total, marketable and non-marketable yield and number of marketable fruits per plant, in 2010. We carried out analysis of variance, using test F 5%. The effect of cultivar was fixed and the block effect was...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Solanum lycopersicum; Varietal segmentation; Yield..
Ano: 2016 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0102-05362016000300374
Imagem não selecionada

Imprime registro no formato completo
Yield Components of Sweet Corn (Zea Mays) and Some Soil Physical Properties towards Different Tillage Methods and Plant population CIGR Journal
Shamsabadi, Hossein-Ali Tash; Ahmad, Desa; Azmi, Yahya.
A field experiment was conducted to investigate the effects of the three tillage systems and three corn plant populations on selected soil physical properties and yield components of sweet corn for Serdang soil series (Typic Paleodults) at the Research Farm of University Putra Malaysia (UPM) in Malaysia. The experimental design was a 2×3 factorial treatments based on Randomized Complete Block Design (RCBD) for soil analysis and a 3×3 factorial treatment based on RCBD for yield and yield components of sweet corn (Zea mays) analysis with three replications. The three tillage systems were moldboard plow followed by once disc harrowing (MPD), disc plow followed by once disc harrowing (DPD) and rotary cultivator (RC) only, as control on soil physical properties...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Land preparation; Soil Physics; Sweet Corn; Yield..
Ano: 2017 URL: http://www.cigrjournal.org/index.php/Ejounral/article/view/4082
Imagem não selecionada

Imprime registro no formato completo
Yield performance of intacta soybean cultivars in western Paraná Sci. Agrar.Paran. / SAP
Tessele, Augusto; Kreinchinski, Fabio Henrique; Albrecht, Leandro Paiola; Albrecht, Alfredo Junior Paiola; Lorenzetti, Juliano Borotoluzzi.
The soybean, one of the most important cultures in Brazilian agriculture, is a profitable culture due to the use of brand new technologies in the development of new cultivars, which contain more and more biotechnologies that turn the crop management easier. Among these technologies, there is the INTACTA RR2 PRO®, which was recently released. However, there are few studies to show the most yielding cultivars indicated to Marechal Cândido Rondon. So, the aim of this study was to evaluate some cultivars indicated to this region and then recommend them to the farmers. A couple of agronomic characteristics were evaluated, focusing in the yield and cycle. The randomized block design was used, with four replications. The obtained data was submitted to variance...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Genotypes; Glycine max L.; IPRO RR2; Yield..
Ano: 2017 URL: http://e-revista.unioeste.br/index.php/scientiaagraria/article/view/14696
Registros recuperados: 14
Primeira ... 1 ... Última
 

Empresa Brasileira de Pesquisa Agropecuária - Embrapa
Todos os direitos reservados, conforme Lei n° 9.610
Política de Privacidade
Área restrita

Embrapa
Parque Estação Biológica - PqEB s/n°
Brasília, DF - Brasil - CEP 70770-901
Fone: (61) 3448-4433 - Fax: (61) 3448-4890 / 3448-4891 SAC: https://www.embrapa.br/fale-conosco

Valid HTML 4.01 Transitional