Essays about: "fertilizer economy"

Showing result 1 - 5 of 28 essays containing the words fertilizer economy.

  1. 1. Nutrient flow on agroforestry farms in the province of Son La in northwest Vietnam

    University essay from Uppsala universitet/Vindenergi

    Author : Tula Strotz; [2023]
    Keywords : Agroforestry; contouring grass rows; Guinea grass; nutrient losses; Vietnam; Gräsbarriärer; Höglandsodling; näringsförlust; Träjordbruk; Vietnam;

    Abstract : The population in the high mountains of the northwest provinces of Vietnam belongs to the poorest population in the country. Among the reasons behind this are the high frequency of minority groups in the region and the infertile soils of the steep slopes. READ MORE

  3. 2. Improvement of a Vermicompost Sieving Machine for Smallholder Farmers in the Philippines : A study conducted in science city of Muñoz, Philippines

    University essay from KTH/Skolan för industriell teknik och management (ITM)

    Author : Anokina Marcos Yousif; Felipe Vidal; Ioana Cosaceanu; [2023]
    Keywords : Philippines; Philippine Carabao Center; Sieve Machine; Smallholder farmer; Vermicompost; Filippinerna; maskkompostering; Philippine Carabao Center; siktmaskin; småskaliga bönder;

    Abstract : The Philippines has a primarily agricultural economy, with many rural residents relying on farming for their livelihoods. The Philippine Carabao Center (PCC) was established in 1992 to support smallholder farmers in the country through research and technology development related to carabaos. READ MORE

  4. 3. Effect of Mycorrhizal Inoculation on Growth and Nutrient Uptake by Leek (Allium porrum) fertilized with Inorganic N Combined with Saturated Polonite

    University essay from SLU/Dept. of Biosystems and Technology (from 130101)

    Author : Emmanuel Owusu Boateng; [2023]
    Keywords : Phosphorus; Arbuscular Mycorrhiza fungi; Saturated polonite; Nitrogen; Allium porrum; Sustainability; circular economy;

    Abstract : The continuous rise in global population continues to increase the demand for food. Meeting this rise in demand requires an increase in agricultural input, such as applying fertilizers, including phosphorus (P). READ MORE

  5. 4. An Environmental (LCA) and economic assessment (LCC) of on-farm and centralized alternatives for biogas production for two Swedish farms in Götene

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Abdelali Ouakrim; [2023]
    Keywords : Life cycle assessment; LCA; life cycle costing; LCC; biogas; animal manure; biogas production; co-digestion;

    Abstract : Biogas production through anaerobic digestion is an important part towards the achievement of a bio-based and circular economy in Sweden. In fact, Swedish government proposed a strategy suggesting that biogas production should be increased from 2 TWh today to 7 TWh by 2030. READ MORE

  6. 5. Assessing the suitability of using the by-product Petrit-E from steel production as agricultural fertilizer

    University essay from Högskolan i Halmstad/Akademin för företagande, innovation och hållbarhet

    Author : Eva Galyas; [2022]
    Keywords : steel slag; fertilizer; soil; leaching test;

    Abstract : Due to the growing population, waste generation and food supply industries need to move towards a circular economy and take advantage of by-products. Metallurgical slag is a main by-product during steel production which contains several valuable minerals and can be used for several further applications, including water purification and agriculture. READ MORE