Results 71 to 80 of about 24,903 (171)

Zoneamento agroclimático para a cultura da pupunheira para a produção de palmito no Estado do Pará. [PDF]

open access: yes, 2013
bitstream/item/28309/1/Doc318.pdfDisponível também on ...
BASTOS, T. X.   +3 more
core  

Análise de componentes principais de atributos químicos e físicos do solo limitantes à produtividade de grãos. [PDF]

open access: yes, 2012
O objetivo deste trabalho foi avaliar, por meio da análise dos componentes principais, a redução na dimensionalidade de atributos químicos e físicos do solo para a compreensão da variabilidade espacial e temporal da produtividade de culturas de grãos.
AMADO, T. J. C.   +6 more
core   +2 more sources

Folosirea pământului armat la fundaţii pe terenuri slabe [PDF]

open access: yes, 2011
The geosynthetics term is generally regarded to encompass eight main product categories: geotextiles, geogrids, geonets, geomembranes, geocomposites, geocells and combinations of materiales.
Felicia Enache Niculescu
core  

Potencial pedoclimático do Estado de Alagoas para a cultura do milho (Zea mays L.). [PDF]

open access: yes, 2016
O potencial pedoclimático de ambientes para culturas agrícolas depende, além das condições de solo e clima, da geologia, do relevo (topografia) e de fatores biológicos, associados às exigências das culturas.
AMARAL, A. J. do   +9 more
core  

Laboratory Studies on Granular Filters and Their Relationship to Geotextiles for Stormwater Pollutant Reduction [PDF]

open access: yes, 2015
Applications of geotextiles within tertiary stormwater treatment systems and for stormwater infiltration can provide a substrate for biofilm formation, enabling biological treatment of contaminants.
Butler   +6 more
core   +4 more sources

Design and construction aspects of a geocomposite drainage system in a dam [PDF]

open access: yes, 2012
The drainage system of a dam depends mainly of the available granular material founded near the dam site and it’s quantities. In some cases, the use of natural granular materials can reach an impracticable cost considering the transportation and the ...
Gerheim Souza Dias, Tiago   +1 more
core   +1 more source

Water reuse for domestic consumption. A key element for environmental and economic sustainability [PDF]

open access: yes, 2013
In a context of increasing social awareness about resources conservation, residential water management is essential in ensuring environmental and economic sustainability.
Almeida, Manuela Guedes de   +1 more
core  

Repetibilidade e número mínimo de medições para caracteres de cacho de bacabi (Oenocarpus mapora) Repeatability and minimum number of measurements for characters of bacabi palm (Oenocarpus mapora) racemes

open access: yesRevista Brasileira de Fruticultura, 2010
A bacabi (Oenocarpus mapora H. Karsten) é uma palmeira perene nativa da Amazônia, que produz cachos com centenas de frutos que apresentam grande potencialidade à agroindústria de polpa, mas tem sido pouco estudada.
Maria do Socorro Padilha de Oliveira   +1 more
doaj  

Observations of medium energy gamma ray emission from the galactic center region [PDF]

open access: yes
Measurements of the gamma-ray emission in the medium energy range between 15 and 100 MeV, obtained during two ballon flights from Brazil are presented. The importance of this energy region in determining whether pi deg - decay of electron bremsstrahlung ...
Bertsch, D. L.   +4 more
core   +1 more source

Study of TADF Emitters in OLEDs [PDF]

open access: yes, 2015
Delayed fluorescence through thermally activated delayed fluorescence (TADF) has great potential for the creation of inexpensive and highly efficient white lighting applications, with superior colour rendering.
GRAVES, DAVID,RICHARD
core  

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