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Showing 815 results
A soil core sampling tube for use with a power hammer is described. The tube splits lengthways into two halves which facilitates sampling on difficult...Read more
Sequential sampling is attractive because it permits the user to choose, and efficiently achieve, desired confidence interval lengths. Sequential samp...Read more
Suction sampling is a popular method for the collection of quantitative data on grassland invertebrate populations, although there have been no detail...Read more
Recent declines in wild bee populations have led to increases in conservation actions and monitoring of bee communities. Pan traps are a commonly used...Read more
Null balance diffusion porometers were used to estimate the variation of stomatal conductance (gs) in a Sitka spruce plantation. Samples were stratifi...Read more
This paper discusses the use of critical height sampling (CHS) in forest inventory. Simulation results indicated that importance critical height sampl...Read more
Sample size estimates for monitoring population densities of Tetranychus urticae and Panonychus ulmi in apple orchards in South Africa were derived fr...Read more
A targeted literature review was carried out to investigate methods for terrestrial invertebrate sampling for use with DNA analysis techniques. The ai...Read more
1. Ensuring that inferences from biological monitoring are reliable requires a level of sampling effort that is commensurate with programmatic objecti...Read more
This article discusses a recent paper [Moreno and Halffter, Journal of Applied Ecology (2000) 37, 149-158] that described the problems associated with...Read more