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JUICE is a non-commercial
software
Software consists of computer programs that instruct the Execution (computing), execution of a computer. Software also includes design documents and specifications.
The history of software is closely tied to the development of digital comput ...
package for editing and analysing
phytosociological data.
It was developed at the
Masaryk University in Brno,
Czech Republic
The Czech Republic, also known as Czechia, and historically known as Bohemia, is a landlocked country in Central Europe. The country is bordered by Austria to the south, Germany to the west, Poland to the northeast, and Slovakia to the south ...
in 1998, and is fully described in English manual. It makes use of the previously-developed
TURBOVEG software for entering and storing such data) and performs vegetation data analysis, including:
*creation of synoptic tables
*determination of diagnostic species according to their fidelity
*calculation of
Ellenberg indicator values for relevés, various indices of
alpha
Alpha (uppercase , lowercase ) is the first letter of the Greek alphabet. In the system of Greek numerals, it has a value of one. Alpha is derived from the Phoenician letter ''aleph'' , whose name comes from the West Semitic word for ' ...
and
beta diversity
In ecology, beta diversity (β-diversity or true beta diversity) is the ratio between regional and local species diversity. The term was introduced by Robert Whittaker (ecologist), R. H. Whittaker together with the terms alpha diversity (α-diversi ...
*classification of relevés using TWINSPAN or
cluster analysis
Cluster analysis or clustering is the data analyzing technique in which task of grouping a set of objects in such a way that objects in the same group (called a cluster) are more Similarity measure, similar (in some specific sense defined by the ...
*expert system for vegetation classification based on
COCKTAIL
A cocktail is a mixed drink, usually alcoholic beverage, alcoholic. Most commonly, a cocktail is a combination of one or more liquor, spirits mixed with other ingredients, such as juices, flavored syrups, tonic water, Shrub (drink), shrubs, and ...
method etc.
See also
*
Phytosociology
Phytosociology, also known as phytocoenology or simply plant sociology, is the study of groups of species of plant that are usually found together. Phytosociology aims to Empirical evidence, empirically describe the vegetative environment of a giv ...
*
Phytogeography
Phytogeography (from Greek φυτόν, ''phytón'' = "plant" and γεωγραφία, ''geographía'' = "geography" meaning also distribution) or botanical geography is the branch of biogeography that is concerned with the geographic distribution ...
*
Biogeography
Biogeography is the study of the species distribution, distribution of species and ecosystems in geography, geographic space and through evolutionary history of life, geological time. Organisms and biological community (ecology), communities o ...
External links
*{{Official website, www.sci.muni.cz/botany/juice/
Tichy, L. 2002. JUICE, software for vegetation classification. J. Veg. Sci. 13: 451-453.(Basic scientific article on the program).
Uses in scientific journals
Pyšek P., Jarošík V., Chytrý M., Kropáč Z., Tichý L. & Wild J. 2005. Alien plants in temperate weed communities: prehistoric and recent invaders occupy different habitats. Ecology 86: 772–785. Ewald, J A critique for phytosociology Journal of Vegetation Science (April 2003) 14(2)291-296
Science software
Botany
Biogeography
Ecological data