English Dictionary

hectad

/ˈhɛktæd/

noun

(biology, cartography) A unit of land area, ten by ten (that is, a hundred) square kilometres, often used for assessing how widely distributed particular animals or plants are.

A hectad is a unit of measurement used in biology.

意味（1）

(biology, cartography) A unit of land area, ten by ten (that is, a hundred) square kilometres, often used for assessing how widely distributed particular animals or plants are.

Those taxa that show interesting distributions have been mapped and included here, their maps incorporating earlier records made by Laflin and others from 1958 to 1968 which had been based only on localities with hectad grid references.