Sökning: "banana"

Visar resultat 1 - 5 av 20 avhandlingar innehållade ordet banana.

  1. 1. Costa Rican coffee and bananas : A social-ecological study of management practices and their effects on the environment

    Författare :Angelina Sanderson Bellamy; Micheal Tedengren; Charles Francis; Stockholms universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Costa Rica; coffee; banana; production system; pesticides; organic; conventional; Rainforest Alliance certification; Biology; Biologi; marin ekotoxikologi; Marine Ecotoxicology;

    Sammanfattning : This thesis investigates the variability in management practices on coffee and banana farms in an attempt to identify practices that reduce the environmental impact of export crop production. Different banana production systems are studied to determine their level of environmental impact. LÄS MER

  3. 2. Interactions between polyphenols and macromolecules facilitate the extraction of low viscosity banana juice

    Författare :Nuria Majaliwa; Chalmers tekniska högskola; []
    Nyckelord :LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES; response surface methodology; polyphenols; banana juice; East African Highland bananas; Fourier Transform Infrared spectroscopy; protein distributions;

    Sammanfattning : Bananas are an important staple food and cash crop throughout the African Great Lakes region where they contribute highly to livelihood and food security. However, bananas are perishable fruits that require effective processing techniques to reduce post-harvest losses. LÄS MER

  4. 3. Evaluation and release of East African highland cooking banana ‘Matooke’ hybrids

    Författare :Noel Madalla; Sveriges lantbruksuniversitet; Sveriges lantbruksuniversitet; []
    Nyckelord :LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES;

    Sammanfattning : The production of East African highland bananas Eastern Africa is under threat by pests and pathogens. Improved banana cultivars with high and stable yield, suitable end use quality, host plant resistance to major pests and pathogens, and adaptation to target population of environments can help boost productivity when combined with sound crop husbandry practices. LÄS MER

  5. 4. Pesticide impact of intensive banana production on aquatic ecosystems in Costa Rica

    Författare :Luisa Eugenia Castillo; Donald J Baird; Stockholms universitet; []
    Nyckelord :Marine Ecotoxicology; marin ekotoxikologi;

    Sammanfattning : A combination of chemical and biological studies demonstrated extensive surface water contamination, the occurrence of pesticides in sediments, especially near the banana plantation areas, and biological impacts. Pesticides were even found in the downstream waters of the Tortuguero conservation area, a highly diverse wetland that protects several endangered species. LÄS MER

  7. 5. Banana xanthomonas wilt and potato bacterial wilt in Rwanda : biology, risk factors and farmers’ awareness

    Författare :Florence Uwamahoro; Sveriges lantbruksuniversitet; Sveriges lantbruksuniversitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES;

    Sammanfattning : Banana (Musa spp.) and potato (Solanum tuberosum) are important food and cash crops worldwide as they contribute to food security and income generation for farmers. Despite their importance, banana and potato do not reach their potential production due to a number of limitations, including pests and diseases. LÄS MER