Results 51 to 60 of about 125,443 (143)

Land Use Change and Socio-Economic Evaluation in São Jorge Island (Between 15th and 20th Century) [PDF]

open access: yes
The agenda explain the historical evolution of land uses in São Jorge Island (Azores- Portugal) between 15th-20th century.The economic exploitation of the island space prosecuted itself in simultaneous with his colony, one form to guarantee the auto ...
Joana Goncalves   +3 more
core  

Efeitos ambientais da produção de suínos ao ar livre : evolução e distribuição espacial das formas de P no solo e perdas de P na água de drenagem [PDF]

open access: yes, 2012
When compared with intensive indoor production, outdoor pig production is considered by consumers as the production system that causes the least negative environmental effects and contributes to animal welfare.
Almeida, J.P.F.   +3 more
core  

A antracnose do milho. [PDF]

open access: yes, 2014
A antracnose do milho causada pelo fungo Colletotrichum graminicola é uma das principais doenças da cultura no mundo. A doença, no Brasil, ocorre em todas as regiões produtoras e a sua incidência tem aumentado nos plantios de milho, principalmente nos ...
COSTA, R. V. da   +5 more
core  

A novelesca reforma curricular das ciências agrárias e a sustentabilidade: novas demandas, velhos problemas. [PDF]

open access: yes, 2010
A mudança de rumo nas discussões sobre desenvolvimento que as sociedades contemporâneas estão exigindo e empreendendo, colocam cada vez mais no centro do debate e do jogo político o ideário da sustentabilidade.
Froehlich, José Marcos
core  

Assessing plant health risk in relation to Xanthomonas citri strains causing citrus bacterial canker and evaluating measures for managing this risk : S12P22 [PDF]

open access: yes, 2012
In the frame of a project funded by the European Food Safety Authority (Prima Phacie), effort was put into identifying and testing qualitative plant-pest risk assessment schemes for their suitability in supporting risk management decisions for the ...
Holeva, Maria C.   +5 more
core  

Biotecnologia: Perfil dos grupos de pesquisa no Brasil [PDF]

open access: yes, 2009
The study aims to map the human capital profile involved with the biotechnology in Brazil. We used descriptive statistical analysis. The database was set up exclusively for this study starting from information of the innovation website of the Brazilian ...
Freitas, Rogério Edivaldo   +1 more
core  

The use of the ACC deaminase producing bacterium Pseudomonas putida UW4 as a biocontrol agent for pine wilt disease [PDF]

open access: yes, 2012
Pine wilt disease, caused by the nematode Bursaphelenchus xylophilus, is responsible for the devastation of worldwide pine forestlands. Until today, the only effective solution to this serious threat resides on the destruction of infected trees, which is
Bernard   +6 more
core  

Semina: Ci. Agrárias, Londrina, v. 37, n. 5, 2016

open access: yesSemina: Ciências Agrárias, 2016
Semina Ciências Agrárias
doaj   +1 more source

Semina: Ci. Agrárias, Londrina, v. 38, n. 4, 2017

open access: yesSemina: Ciências Agrárias, 2017
Semina Ciências Agrárias
doaj   +3 more sources

Semina: Ci. Agrárias, Londrina, v. 37, n. 2, 2016

open access: yesSemina: Ciências Agrárias, 2016
Semina Ciências Agrárias
doaj   +1 more source

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