摘要: Application of compost to soils is considerable interest as means maintaining a suitable soil structure well adding organic matter which lost due the practice intensive agriculture. Among possible negative effects application cropland potential release toxic heavy metals into environment, and transfer these elements from food chain. A thorough evaluation effect following may be supported by knowledge their behaviour in environment. ‘Low metal compost’ deriving source separated collection can regarded valuable resource management practices because nutrient supply content, particularly Mediterranean generally contain very low quantities humified