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4.237  Articles
1 of 425 pages  |  10  records  |  more records»
The aim of this work is to optimize the elimination of humic matter in dam water Zit El Amba by coagulation-flocculation. The reagents used are the only aluminium sulphate and then coupled with an adsorbent material, powdered activated carbon.After studyi... see more

 Because their crucial role in several soil biochemical cycles and their fast response to changes in soil management, extracellular enzymes activities are widely used as sensitive indicators of ecological change and soil quality. The aim of this work... see more

The aim of this work is to optimize the elimination of humic matter in dam water Zit El Amba by coagulation-flocculation. The reagents used are the only aluminium sulphate and then coupled with an adsorbent material, powdered activated carbon.After studyi... see more

Coal ash and humic substances can be used as soil ameliorant in the reclamation of formerly mined land. Due to its high pH and nutrients content, coal ash can be used to improve the chemical properties of the soil, such as increasing of pH, and increasing... see more

The aim of this experiment was to determine the influence of humic substances, garlic (Allium sativum L.), wormwood (Artemisia absinthium) and walnut (Juglans regia) on growth performance and mortality of broiler chickens. A total of 60 Ross 308 broiler c... see more

In this study the effect of humic substances, garlic (Allium sativum L.), wormwood (Artemisia absinthium) and walnut (Juglans regia) on carcass parameters of broiler chickens were studied. Broiler chickens Ross 308 (n=60) were divided into 3 groups (n=20)... see more

The aim of this experiment was to determine the influence of humic substances or humic substances and thyme on carcass parameters of broiler chickens. A total of 60 Ross 308 broiler chickens were divided into 3 groups (n=20). The control group of chickens... see more

 Because their crucial role in several soil biochemical cycles and their fast response to changes in soil management, extracellular enzymes activities are widely used as sensitive indicators of ecological change and soil quality. The aim of this work... see more

The objective of this study is to examine the reactivity of the humic type organic material in the presence of chlorine as sodium hypochlorite. Humic substances are dissolved in water from different origins (distilled water, drilling Sidi Khellil and Ain ... see more

1 of 425 pages  |  10  records  |  more records»