Essays about: "free thesis tomato"

Found 3 essays containing the words free thesis tomato.

  1. 1. Leachate-Based Biotic Ligand Model for Soil : Ecotoxicological Risk Assessment of Copper for Invertebrates, Plants, and Soil Microbial Processes

    University essay from KTH/Hållbar utveckling, miljövetenskap och teknik

    Author : Tove Florén; [2021]
    Keywords : Tomato shoot; Barley root; Glucose induced respiration; Nitrification; Earthworm; Springtail; EC10; SSD; Regression analysis; pH dependency; Bioavailability;

    Abstract : Environmental pollution of heavy metals has become an increasing problem. Environmental risk assessments can be conducted to investigate and determine the potential risk of polluted terrestrial environments. Traditionally, risk assessments are based on total soil metal concentrations on a dry weight basis. READ MORE

  3. 2. Tritrophic interaction between whiteflies, insect pathogenic fungi and host plant : biology of whitefly, Bemisia afer

    University essay from SLU/Dept. of Ecology

    Author : Ethel Cavén; [2007]
    Keywords : Aleyrodidae; Bemisia afer; tritrophic interactions; Paecilomyces fumosoroseus; Lecanicillium sp.; sweetpotato; tomato; Peruvian pepper; bean; lifecycle; entomopathogens;

    Abstract : The study was preformed at the International Potato Centre, CIP, in the capital of Peru, Lima on the west coast of South America and the Ecology Department, SLU, Uppsala, Sweden. The main purpose of this thesis was to evaluate the tritrophic interaction and efficacy of entomopathogens on the whitefly on different host plants and different species of fungus. READ MORE

  4. 3. Tomato diseases, quality, yield and pesticide use : a field study in Nicaragua

    University essay from SLU/Dept. of Crop Production Ecology

    Author : Anna Berlin; Sofia Eitrem; [2005]
    Keywords : tomato Lycoresicon esculentum mill. ; Nicaragua; leveillula taurica; ralstonia solanacearum; fusarium oxysporum; alternaria solani; nitrogen fertilization; quality; yield; taste test;

    Abstract : Nicaraguan farmers have for a long time struggled with tomato production. The primary problem has been Begomovirus infection, which devastated the tomato production in the country in the 1990's. In the battle against the Begomovirus other problems in the native tomato production have been neglected. READ MORE