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In last years, recycling has become a strategic factor in global politics, a vital component and a cost factor for economic development and the progress of society as a whole, generating a number of major global concerns. Exceeding twice the sum of all materials used in construction, annual concrete consumption around the world amounts to approximately 10 trillion tones being by far the most used building material and the partial or total replacement of a component of its mass with recyclable waste has a major pos...

Over a period of two years (2015, 2016), in a field experience organized on a Chernozems in south-eastern part of Romania, it was investigated the effect of soil fertilization with compost made from three organic waste (farmyard manure, sewage sludge, and marine algae), in different variants resulting from the mixtures of the three components in different proportions, 50% each and 25% the other two, applied to soil in doses of 25, 50, 75 and 100 t/ha. It is important to note that these compost doses were been admi...