Nickel is an essential catalytic cofactor of enzymes found in eubacteria, archaebacteria,
fungi, and plants. 1-6 These enzymes catalyze a diverse array of reactions that include both …

Il est bien connu qu'un certain nombre d'éléments traces sont essentiels pour diverses
fonctions biologiques, et jouent un rôle déterminant dans plusieurs réactions métaboliques …

This new edition provides current information on the nutritional requirements of world crops.
It presents research on the acquisition, accumulation, transport, and functions of chemical …

Publisher Summary The main function of the alimentary tract of any animal is the acquisition
of food with subsequent assimilation of vital nutrients. The natural diet of fishes varies …

Abstract The Swan Lagoon is a national nature reserve and an important spawning ground
in China. In this study, we evaluated the concentration of heavy metals (Cd, Cr, Cu, Pb, and …

Mercury (Hg) and 13 other trace elements (Al, Ti, V, Cr, Fe, Mn, Co, Ni, Cu, Zn, As, Cd, and
Pb) were measured in phytoplankton, zooplankton, mysis and herring in order to examine …

The review deals with the environmental problem caused by low or moderate nickel
concentrations in soils. The main effects of this potentially toxic element on the soil biota and …

Cadmium, lead, zinc, Chromium, copper, nickel and manganese in sediments and in aquatic
organisms were collected from the aquaculture pond ecosystem of the Pearl River Delta …

Nickel may enter the environment from both natural and anthropogenic sources. In terms of
potential toxicity, anthropogenic emissions of Ni are more important than natural emissions …

Insects are impacted by pollutants in their environments and food sources. Herein, we set
out a semi-field study to assess the impact of environmental heavy metal contamination on …