Results 91 to 100 of about 3,536 (220)

Biomass production, symbiotic nitrogen fixation and inorganic N use in dual and tri-component annual intercrops [PDF]

open access: yes, 2004
The interspecific complementary and competitive interactions between pea (Pisum sativum L.), barley (Hordeum vulgare L.) and oilseed rape (Brassica napus L.), grown as dual and tri-component intercrops were assessed in a field study in Denmark.
Ambus, Per   +3 more
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Perfil hematológico de búfalas da raça Murrah, criadas ao sol e à sombra, em clima tropical da Amazônia Oriental Hematologic profile of murrah buffalo cows, raised in the sun and under shade, at tropical climate of the eastern amazon

open access: yesActa Amazonica, 2011
Foram avaliadas as respostas hematológicas de 20 búfalas, criadas ao sol (grupo - SS) e à sombra (grupo - CS), em Belém, Pará. Os animais do grupo CS (n = 10) estavam em sistema silvipastoril, com Racosperma mangium e os do SS (n = 10), em piquetes sem ...
Jamile Andréa Rodrigues Silva   +5 more
doaj   +1 more source

Effects of heat stress on the physiological parameters and productivity of hair sheep in tropical and coastal environments

open access: yesRevista Brasileira de Zootecnia, 2014
The experiment was carried out with sheep during the finishing phase in a partial confinement system to evaluate the following physiological parameters: rectal temperature (RT), respiratory rate (RR), heart rate (HR), productive performance and carcass ...
Antonio Gesualdi Júnior   +5 more
doaj   +1 more source

RECOGNITION OF MONTHLY HUMAN BIOCLIMATIC COMFORT WITH TOURISM CLIMATE INDEX IN RAMSAR, SOUTH-WEST OF CASPIAN SEA, IRAN [PDF]

open access: yes
Weather and climate have great importance in developing of tourism industry. Most of the tourists use the climate information for travelling and choice of destination.
BAHMAN RAMEZANI GOURABI, MINA PALIC
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Classificação de características produtivas fenotípicas de diferentes raças de poedeiras através da mineração de dados Phenotypic production characteristics from different breeds of laying hens through data mining

open access: yesCiência Rural, 2013
O estudo foi realizado com o banco de dados do Programa de Melhoramento Genético de Poedeiras de Ovos Marrons do Laboratório de Avicultura (LAVIC) do Departamento de Zootecnia da Universidade Federal de Santa Maria (UFSM), onde são utilizadas aves das ...
Priscila Becker Ferreira   +5 more
doaj  

Morphometrical development of tambaqui (Colossoma macropomum, Cuvier, 1818) under different photoperiods

open access: yesRevista Brasileira de Zootecnia, 2012
The experiment was performed with 160 tambaqui (Colossoma macropomum) with average weight 11.01±2.08 g and total length 7.8±0.18 cm. Fishes were kept in sixteen aquariums with 56 L of water at 29.1±0.4 ºC of temperature, initial stocking density 1.97 g/L
Pedro Pierro Mendonça   +5 more
doaj   +1 more source

Precision Irrigation in South Africa [PDF]

open access: yes
The Republic of South Africa covers an area of 122 million hectare of which 18 million hectare is potential land for cultivation. Eight percent of the potential arable land are under irrigation, which accounts for nearly half of the water requirement in ...
Dennis, H.J., Nell, Wilhelm T.
core   +1 more source

NEW LOCATIONS AND HABITAT STUDY OF THE RARE IBERIAN ENDEMISM [PDF]

open access: yes, 2011
Serapias perez-chiscanoi Acedo is an Iberian endemism (Orchidaceae) initially found along the Guadiana river basin (Extremadura of Spain), in wet (not flooded) grasslands, on siliceous sands, from 100 to 400m.
Amaral, Paulo   +4 more
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Change in Siberian phytomass predicted for global warming

open access: yesSilva Fennica, 1996
An equilibrium model driven by climatic parameters, the Siberian Vegetation Model, was used to estimate changes in the phytomass of Siberian vegetation under climate change scenarios (CO2 doubling) from four general circulation models (GCM's) of the ...
Robert A. Monserud   +3 more
doaj   +1 more source

Termorregulação e adaptabilidade de bubalinos (Bubalus bubalis) criados à sombra e sol na Amazônia Oriental. [PDF]

open access: yes, 2014
A pesquisa foi realizada na Unidade de Pesquisa ?Senador Álvaro Adolpho?, pertencente à Embrapa Amazônia Oriental, durante seis meses. Foram utilizadas 20 búfalas Murrah, distribuídas em dois grupos experimentais (Grupo CS: com sombra e Grupo SS: sem ...
ARAÚJO, A. A. de   +6 more
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