connectance
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Ecological network — An ecological network is a representation of the biotic interactions in an ecosystem, in which species (nodes) are connected by pairwise interactions (links). These interactions can be trophic or mutualistic. Ecological networks are used to… … Wikipedia
Food web — A freshwater aquatic and terrestrial food web. A food web (or food cycle) depicts feeding connections (what eats what) in an ecological community. Ecologists can broadly lump all life forms into one of two categories called trophic levels: 1) the … Wikipedia
Soil food web — The soil food web is the community of organisms living all or part of their lives in the soil. It describes a complex living system in the soil and how it interacts with the environment, plants, and animals. Introduction Food webs describe the… … Wikipedia
Niveau trophique — En écologie, le niveau trophique est le rang qu occupe un être vivant dans un réseau trophique. Il se mesure en quelque sorte par la distance qui sépare cet être du niveau basique qui est celui de la production primaire autotrophe. Au dessus de… … Wikipédia en Français
Экосистема — Экосистема, или экологическая система (от др. греч. οἶκος жилище, местопребывание и σύστημα система) биологическая система, состоящая из сообщества живых организмов (биоценоз), среды их обитания (биотоп), системы связей,… … Википедия
