Essays about: "nutrient recycling"
Showing result 1 - 5 of 50 essays containing the words nutrient recycling.
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1. Temperature Optimum for Biomass Production of two Species of Benthic Diatoms
University essay from Göteborgs universitet / Institutionen för biologi och miljövetenskap; Göteborgs universitet / Institutionen för biologi och miljövetenskapAbstract : Diatoms and other algae can be cultivated and beneficially used in several sectors with applications ranging from nutrient recycling to production of high-valued biomaterials used by the green energy industries, in pharmaceutical products or as food supplements. In this experimental study, the temperature optimum for biomass production was tested for two species of benthic diatoms, Diatoma sp. READ MORE
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2. Modelling organic farming systems : is livestock needed for a functioning nitrogen cycle and food production?
University essay from SLU/Dept. of Energy and TechnologyAbstract : Livestock has always been an integral part of nutrient management on organic farms. Environmental, economic and idieological trends are leading to an increasing specialization of agriculture away from mixed farms with livestock. READ MORE
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3. Biochar from separated digestate and pig manure as soil amendment
University essay from SLU/Dept. of Soil and EnvironmentAbstract : The situation in and around the Baltic Sea, with large areas with hypoxia in the sea and areas in the watershed with a high concentration of animal farms, has led to a need to increase the nutrient recycling of animal manure. High levels of phosphorus (P) in the soil lead to leaching, and by reducing the P-level in organic fertilizers, this leaching can be reduced. READ MORE
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4. Continuous leaching of phosphorus from sewage sludge ash
University essay from KTH/Skolan för kemi, bioteknologi och hälsa (CBH)Abstract : The global demand for food is increasing. Different nutrients are used to increase growth in agriculture and are thus essential for the world ́s food supply. An important and common nutrient is phosphorus. It can be mined, in the form of phosphate, from phosphate rock. READ MORE
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5. Microbial ecosystem analysis of biochar-enriched soil in Kenya using microfluidic soil models
University essay from Lunds universitet/Avdelningen för Biomedicinsk teknikAbstract : Healthy soil is rich in diverse microbial life, and a healthy microbial ecosystem is crucial for any well-functioning agriculture. Soil microbes are essential for organic decomposition and nutrient recycling in the soil, which make nutrients available for agricultural crops. READ MORE