Results 41 to 50 of about 356,005 (147)
Openning each green channel picture in Image J and splitting them into the grayscale (B). this picture will be analyzed by the MATLAB script which automatically generates 4 images, including the original image (A), the binary image with different colors (
Christopher Horvat
semanticscholar +1 more source
STRATEGIC OPTIONS FOR A SUSTAINABLE DEVELOPMENT OF THE RURAL TOURISM [PDF]
The rural tourism registers a growing evolution in the rural economy of Romania in the last 10 years, thanks to the progressive involvement of specialists, of entrepreneurs and also of the factors of local responsibility. However, there are many steps to
Romulus IAGĂRU+5 more
doaj
O objetivo deste trabalho foi avaliar a conversão e o balanço de energia em sistemas de produção com integração lavoura-pecuária, sob plantio direto. O experimento foi conduzido de 2001 a 2008. De 2001 a 2002, foram avaliados os sistemas: 1, trigo/soja e
Henrique Pereira dos Santos+3 more
doaj +1 more source
The cuttings taken at flowering time or earlier rooted much better than those taken after flowering. The apical cuttings rooted more aboundantly than those taken from medium or basal part of the shoots. Different auxins: NAA, IAA IBA and 2,4-D in optimal
Krystyna Bojarczuk, L. S. Jankiewicz
doaj +1 more source
In the coronavirus (CoV) disease 2019 (COVID-19) pandemic, highly selective serological testing is essential to define exposure to severe acute respiratory syndrome CoV 2 (SARS-CoV-2).
F. Bonelli+13 more
semanticscholar +1 more source
The research was conducted in the years 1999-2001. The aim of the research was to determine the health condition of overground parts and seeds of white niuslard (Sinapis alba L.) cv. Metex and chinese mustard (Brassica juncea L.) cv. Małopolska.
Barbara Majchrzak+2 more
doaj +1 more source
The Spike protein of the novel coronavirus SARS-CoV2 contains an insertion 680SPRRAR↓SV687 forming a cleavage motif RxxR for furin-like enzymes at the boundary of S1/S2 subunits. Cleavage at S1/S2 is important for efficient viral entry into target cells.
Mihkel Örd, I. Faustova, M. Loog
semanticscholar +1 more source
The aim of the present study was to describe the distribution of xerothermic species of vascular plants in the lower San River valley and the relationship between their density and the intensity of selected environmental (natural and anthropogenic ...
Rafał Krawczyk
doaj +1 more source
The segetal flora in the protective zone of Roztocze National Park
Field studies were carried out using the Braun-Blanquet method (1964) in the years 1995-1999, in 42 localities situated within the protective zone of Roztocze National Park (RNP). Phytoindication photos of cereal crops were taken twice: in spring (spring
Marta Ziemińska-Smyk
doaj +1 more source
In the study, the biology of fl owering of Ambrosia artemisiifolia L. was investigated and the pattern of the Ambrosia pollen seasons in Lublin in the years 2001-2008 was characterised. The structure of male and female A.
Elżbieta Weryszko-Chmielewska+1 more
doaj +1 more source