| [the copper status of cattle in the netherlands]. | during two periods of investigation, at an interval of five years, samples of 333 livers of cows of known origin were collected in the netherlands. the concentrations of copper were analysed approximately in 0.5 g of dry matter by acid incineration and atomic absorption spectrophotometry. the results showed that there were areas characterised by a rather large number of low concentrations (leyden, isle of texel, southern limburg) and areas characterised by very high concentrations (veluwe and pe ... | 1986 | 3705045 |