African Journal of Range and Forage Science

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Determining sample size for assessing species composition in grassland.

Hardy M.B., Walker R.S.


Species composition is measured in grasslands for a variety of reasons. Commonly, observations are made using the wheel-point apparatus, but the problem of determining optimum sample size has not yet been satisfactorily resolved. In this study the wheel-point apparatus was used to record 2 000 observations in each of a range of sample sitesLanguage: English

Keywords: Internal association; Sampling intensity; Similarity measures; Wheel-point apparatus; grasslands; management; similarity measure; species composition; sample size; composition; grassland; precision; monitoring; variation; botany; cathedral peak; natal; south africa; highland sourveld; valley bushveld; southern tall grassveld

AJOL African Journals Online