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9º, 26º e 35º CONGRESSO BRASILEIRO DE ENGENHARIA AGRÍCOLA - 1979 / 1997 / 2006
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26º CONGRESSO BRASILEIRO DE ENGENHARIA AGRÍCOLA - CAMPINA GRANDE - UFPB 1997
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26º CONBEA 1997 - Seção Pôster - Engenharia de Água e Solo
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Recent submissions

26º CONBEA 1997 - Seção Pôster - Engenharia de Água e Solo: Recent submissions

Itens para a visualização no momento 221-240 of 274

Características da infiltração da água em três solos do perímetro irrigado de São Gonçalo-PB.

FORMIGA, Leoberto de Alcantara; AZEVEDO, Hamilton Medeiros de; GUERRA, Hugo Orlando Carvallo (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

The research was conducted at the DNOCS Irrigated Perimeter, located in Souza-PB., on three different textured soils. The objective of the work was to study the effect of the initial soil water content in the surface ...
Caracterização da camada impermeável em lotes do Perímetro Irrigado de Bebedouro - Petrolina-PE.

AMORIM, Valdiney Bezerra de.; AZEVEDO, Carlos Alberto Vieira de.; BATISTA, Manoel de Jesus.; CALDAS JUNIOR, Walter.; SEGUINO, Hermínio Hideo. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

It was verified the existence of impermeable layer in six drained areas of the Bebedouro irrigation district. It was evidenced the existence of the impermeable layer, into the soil profile of drains influence, only in ...
Capacidade de infiltração determinada por simulador de chuvas e pelo método dos anéis.

COSTA, Édio Luiz da.; SILVA, Antônio Marciano da.; COLOMBO, Alberto.; ABREU, Agostinho Roberto de. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

The knowledge of soil infiltration capacity is essential for irrigation and hidrological study. Therefore, the method used on its obtainment should be the most consistent possible with the irrigation system to be utilized. ...
Barragens de sacos de polipropileno como tecnologia adaptada ao semi-árido.

GREGORI, Roberto. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

This project has made part of a programme plan for the agricultural development and environment recovery, at Chapada do Norte borough in Jequitinhonha Valley, State of Minas Gerais. Through a special work to introduce ...
Caracterização dos problemas de salinidade dos solos da estação experimental da Embrapa-algodão em São Gonçalo-PB.

SILVA, Ênio Farias de França e.; BARRETO, Aurelir Nobre.; GHEYI, Hans Raj.; BEZERRA, José Renato Cortez. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

The soils of Experiment Station of EMBRAPA-Cotton situated in Irrigated Perimeter of São Gonçalo-PB were characterized as per salinity and sodicity, in view of formulations of guidelines important in decision making and ...
Calendários de irrigação para as culturas do feijão e do tomate em vários ecossistemas do Ceará.

CÂNDIDO, Magno José Duarte.; SOUZA, Francisco de.; CABRAL, Rômulo Cordeiro. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

To find the water requirements and the optimal and practical irrigation schedulings of bean and tomato crops CROPWAT software (FAO) was used. Soil and climatic data from 5 different regions in the state of Ceará-Brazil ...
Caracteres de produção do melão num solo aluvial afetado por sais submetido a um manejo integrado de recuperação.

OLIVEIRA JUNIOR, Nemézio Moreira de; COSTA, Raimundo Nonato Távora; SAUNDERS, Luis Carlos Uchôa (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

The present research was conduced in a drained wet area at the experimental drainage field at curu valley, Ceara, Brazil. The main objective of the research was to value the productive potential of a sodic soil. Considering ...
Barragens submersas em aluviões nordestinos para fins agrícolas.

MONTEIRO, Núbia Bezerra; MEIRA, Wellington de Medeiros; NEUENSCHWANDER, René; SCHUSTER, Hans Dieter Max (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

Numerical simulations are present in this paper using a developed model, for studying area located 5 km from Santa Luzia city - PB. In the study area there is an alluvial aquifer with two underground dams and another a ...
Avaliação técnica do sistema de irrigação por aspersão do perímetro irrigado Barreiras.

SOARES, José Monteiro.; NASCIMENTO, Tarcizio. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

In the technical evaluation of the performance of the semifixed sprinkler irrigation system of the Barreiras Irrigation Project, in Petrolandia-PE, it was found that the service pressure varied 44.80% compared to the ...
Barragem subterrânea: um estudo de caso.

BRITO, Luiza Teixeira de Lima.; SILVA, Luiza Teixeira de Lima.; ANJOS, José Barbosa dos.; REGO, José Barbosa dos. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

The storage of water in artificial aquifers, by underground dams, is an alternative for supply the necessity of water in the rural zone, mainly for vegetal consumption. In Alexandria - RN, with a 2.0 ha underground dam, ...
Balanço de sais no solo cultivado com bananeira nanica sob diferentes níveis de salinidade de água e de lâminas de irrigação.

SANTOS, José Geraldo Rodrigues dos.; GHEYI, Hans Raj.; DAMACENO, Francisco Ademilton Vieira.; LUNA, João Gil de. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

Salt balance in alluvial eutrophic soil cultivated with Nanica banana under different water salinities (0.5 to 2.5 dS/m) and irrigation depths (varying between 100 to 120% of water requirement) was studied. The results ...
Avaliação quantitativa da deposição de sedimentos em sistemas drenantes.

SILVA, Vicente de Paula.; SRINIVASAN, Vajapeyam S.; AZEVEDO, Carlos Alberto Vieira de. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

It was evaluated quantitatively the deposition of sediments in drain systems installed into a horizontal sand tank. It was verified that the soil particles moving in the drain neighborhood could favor its clogging, because ...
Avaliação estatística do desempenho de sistemas drenantes com relação à resistência e carga hidráulica de entrada.

SILVA, Vicente de Paula; SRINIVASAN, Vajapeyam S; AZEVEDO, Carlos Alberto Vieira de (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

It was evaluated the performance of three types of envelope, used in the agricultural land drainage, that were installed around tubular drains in a horizontal sand tank model. It is believable that the drain systems, of ...
Avaliação preliminar do efeito de compostos orgânicos na produtividade de milho (Zea mays L.) e feijão (Phaseolus vulgaris L.).

PAZ, Mabel Calina de França; RAPOSO, Roberto Wagner Cavalcanti; CEBALLOS, Roberto Wagner Cavalcanti; GRISI, Breno Machado (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

Four organic composts produced in recycling plants in Paraíba State (Brazil) were characterized and their fertilized effect on Phaseolus vulgaris L. and Zea mays L was studied. The compost from Princesa Isabel presented ...
Avaliação do sistema de irrigação por sulco da Fazenda do Alto em Campos dos Goytacazes-RJ.

OLIVEIRA, Vicente de Paulo Santos de; BERNARDO, Salassier (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

The present work was carried out on the Fazenda do Alto in Campos dos Goytacazes, located in the northern part of Rio de Janeiro State. The efficiency of the furrow irrigation system was analysed by quantifying the basics ...
Avaliação do uso de água salobra na produção de mudas de espécies florestais.

SILVA JÚNIOR, Luiz Gonzaga de Albuquerque; AMORIM, Miriam Cleide Cavalcante de; LIMA, Paulo Cesár Fernandes (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

The objective of this work was to evaluate the use of water saline in seedling production of Leucaena leucocephala (Lam.) de Wit and mesquite (Prosopis juliflora (Sw.) D.C.) in Petrolina-PE. It was observed that the ...
Avaliação do desempenho de sistemas de drenagem subterrânea do perímetro irrigado de bebedouro - Petrolina-PE.

AMORIM, Valdiney Bezerra de.; AZEVEDO, Carlos Alberto Vieira de.; BATISTA, Manoel de Jesus.; CALDAS JÚNIOR, Walter.; DANTAS NETO, José. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

The Bebedouro irrigation district subsurface drainage systems performance were evaluated, basing on the time of hydraulic head dropping. Among the five drainage systems evaluated, it was identified a area that does not ...
Avaliação do entupimento causado por sólidos em suspensão na água em linhas de irrigação tipo xiquexique.

LEITE, José Aparecido de O.; MANTOVANI, Everardo C.; RAMOS, Everardo C. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

This trial was conducted in Federal University at Viçosa with the aim of evaluating the influence of water quality in clogging of “xiquexique” emitters. Treatments were conducted by mean of three water quality matches, in ...
Avaliação do desempenho de envoltórios de sistemas drenantes do perímetro irrigado de bebedouro - Petrolina -PE.

AMORIM, Valdiney Bezerra de.; AZEVEDO, Carlos Alberto Vieira de.; BATISTA, Manoel de Jesus.; CALDAS JÚNIOR, Walter.; DANTAS NETO, José. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

It was evaluated, in four lots of the Bebedouro irrigation district, the yield of flexible PVC subsurface drains wraped with two types of envelopes, OP-20 bidim and rolling flint-stone, used in the agricultural land ...
Avaliação do desempenho hidráulico do gotejador Carborundum-GFT.

MATOS, José de Arimatea de.; CRUZ, Raimundo Leite.; GOMES, Tamara Maria. (BrasilUFCGUniversidade Federal de Campina Grande, 1997)

The purpose of this work is to evaluate the GFT model Carborundum hydraulic drip performance. Therefore were analyzed the manufacturing variation coefficient and the characteristic equation of the discharge-pressure relation. ...

Itens para a visualização no momento 221-240 of 274

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