Zobrazeno 1 - 10
of 317
pro vyhledávání: '"Manuel Madeira"'
Autor:
Sandia Machado, Luisa Barreiros, António R. Graça, Manuel Madeira, Ricardo N.M.J. Páscoa, Marcela A. Segundo, João A. Lopes
Publikováno v:
Heliyon, Vol 9, Iss 12, Pp e23000- (2023)
Soil properties influence greatly the status of vine plants which consequently influences the quality of wine. Therefore, in the context of viticulture management, it is extremely important to assess the physical and chemical parameters of vineyards
Externí odkaz:
https://doaj.org/article/a33a572295b44c8b98a42f59bc3bbbf6
Autor:
J. Miguel Costa, Ricardo Egipto, Francisca C. Aguiar, Paulo Marques, Amaia Nogales, Manuel Madeira
Publikováno v:
Frontiers in Plant Science, Vol 14 (2023)
The wine sector faces important challenges related to sustainability issues and the impact of climate change. More frequent extreme climate conditions (high temperatures coupled with severe drought periods) have become a matter of concern for the win
Externí odkaz:
https://doaj.org/article/79a97da30d8943fcbfe139c42c24c2d9
Publikováno v:
Agriculture, Vol 12, Iss 10, p 1598 (2022)
The agroforestry systems with a high potential for C sequestration are those degraded by poor management strategies. Studies on changes in soil C status in these ecosystems mostly take into account labile C pools. Labile and stable soil organic matte
Externí odkaz:
https://doaj.org/article/bf0e1be1d6d2475bb7fa3f8adf742e94
Publikováno v:
Finisterra - Revista Portuguesa de Geografia, Vol 52, Iss 106 (2018)
Land units can be an advantageous tool in landscape planning, in land suitability and land capability classification. It is vital to deepen the knowledge on their delimitation procedures, particularly in areas where available data is scarce and prese
Externí odkaz:
https://doaj.org/article/740d32af80d1409893846f90078e1070
Autor:
Patrícia Martins, Manuel Madeira, Fernando Monteiro, Raúl Bruno de Sousa, António Sérgio Curvelo-Garcia, Sofía Catarino
Publikováno v:
OENO One, Vol 48, Iss 1, Pp 21-29 (2014)
Aim: The control of geographical origin is one of the most challenging topics regarding wine authenticity. The aim of the present study was to assess the 87Sr/86Sr ratio of vineyard soils from Portuguese Denominations of Origin (DO) and evaluate its
Externí odkaz:
https://doaj.org/article/e4b3222b4cf64c69a0c883bba253c8c2
Publikováno v:
Revista de Ciências Agrárias, Vol 34, Iss 1, Pp 80-92 (2011)
Cork oak woodlands in Portugal are a multipurpose agroforestry system occurring in areas mostly degraded by former cereal crops and overgrazing. The objective of this study was to evaluate the effect of scattered cork oak trees (Quercus suber L.) on
Externí odkaz:
https://doaj.org/article/7f02bfcbd45d42aa89cf5efd1d0572c2
Autor:
Edgardo Auxtero, Manuel Madeira
Publikováno v:
Revista de Ciências Agrárias, Vol 34, Iss 1, Pp 65-79 (2011)
Extractable aluminium (Al) was determined in surface and subsurface horizons of eleven pedons derived from granite occurring in Portugal, under a wide range of precipitation. Five successive extractions with 1 M KCl, 0.5 M CuCl2 and 0.33 M LaCl3 were
Externí odkaz:
https://doaj.org/article/ee25f76f8a91493482e093fd8c25ae42
Publikováno v:
Revista de Ciências Agrárias, Vol 33, Iss 2, Pp 134-146 (2010)
Estudou-se, através de incubação aeróbia, o efeito da aplicação de cinza de biomassa florestal nas características químicas e na actividade microbiana de um Arenossolo de um povoamento de Pinus pinaster Ait. As doses de cinza aplicadas foram
Externí odkaz:
https://doaj.org/article/48e76ea095124c7c91ca060a7ebd0d5a
Autor:
Sofia Catarino, Manuel Madeira, Fernando Monteiro, Ilda Caldeira, Raúl Bruno de Sousa, António Curvelo-Garcia
Publikováno v:
Beverages, Vol 4, Iss 4, p 85 (2018)
The control of geographic origin is one of a highest priority issue regarding traceability and wine authenticity. The current study aimed to examine whether elemental composition can be used for the discrimination of wines according to geographical o
Externí odkaz:
https://doaj.org/article/ca65736e71c241f6813c41921e57da94
Publikováno v:
Revista de Ciências Agrárias, Vol 32, Iss 2, Pp 123-134 (2009)
Avaliou-se a concentração e os fluxos de nutrientes no gotejo e no escorrimento do tronco de freixo (Fraxinus angustifolia Vahl), num lameiro do Nordeste de Portugal. A precipitação bruta, a precipitação sob coberto (throughfall) e o escorrimen
Externí odkaz:
https://doaj.org/article/83f48114710f4c27ba04219c39374942