Exempel på manganese

• Concentrations of calcium and manganese were positively correlated with each other and with elevation.

• Feeders and water containers were also of stainless steel construction to minimize environmental manganese contamination.

• In the present study, the metals chosen (copper, zinc, manganese and iron) are all essential for normal molluscan metabolism but are toxic at high concentrations.

• Excess dietary manganese increased weights and manganese level, but mortality and worm burden were unaffected.

• Two further photochemical turnovers provide the manganese cluster with a total of four oxidizing equivalents, which are used to oxidize two water molecules to dioxygen.

• Manganese levels were slightly increased in rats at the acute stage and slightly decreased in rats at the chronic stage of fascioliasis.

• For instance, several manganese carbides have been prepared and their hydrolysis products studied.

• Younger seedlings performed better than older seedlings transplanted into either flooded or non-flooded soils with greater uptake of nitrogen and manganese than older seedlings.

• I am not aware of any study that is a suitable basis for considering carbon monoxide or manganese reductions.

• A major omission for geologists exploring in 2006 is the general lack of discussion of iron, manganese, nickel, uranium and tungsten deposits.

• At the same time, one manganese centre changes spin by the corresponding amount.

• Only manganese and zinc were exceptions (see figure 1).

• There are even some duricrusts rich in magnesite (magnecrete) and manganese (manganocrete).

• As in rainfall, iron and manganese were not detectable in throughfall.

• Manganese and cobalt levels did not change significantly.