Sökning: "Johanna Keskitalo"

Hittade 2 avhandlingar innehållade orden Johanna Keskitalo.

  1. 1. Constructing a timetable of autumn senescence in aspen

    Författare :Johanna Keskitalo; Stefan Jansson; Howard Thomas; Umeå universitet; []
    Nyckelord :NATURVETENSKAP; NATURAL SCIENCES; Populus tremula; autumn senescence; senescence-associated genes; cellular timetable; transcriptional timetable; cDNA microarrays; EST sequencing; Plant physiology; Växtfysiologi;

    Sammanfattning : During the development and lifecycle of multicellular organisms, cells have to die, and this occurs by a process called programmed cell death or PCD, which can be separated from necrosis or accidental cell death (Pennell and Lamb, 1997). Senescence is the terminal phase in the development of an organism, organ, tissue or cell, where nutrients are remobilized from the senescing parts of the plant into other parts, and the cells of the senescing organ or tissue undergo PCD if the process is not reversed in time. LÄS MER

  3. 2. Constructing and contesting the legitimacy of private forest governance : The case of forest certification in Sweden

    Författare :Johanna Johansson; Carina Keskitalo; Karin Bäckstrand; Umeå universitet; []
    Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; accountability; corporate social responsibility; eco-labelling; forest certification; forest governance; forest practices; governance; legitimacy; national forest inventory; private governance; Sweden; voluntary standards; statskunskap; political science;

    Sammanfattning : In recent decades, political scientists have devoted substantial attention to the changing role of the state towards more inclusion of non-state actors in policymaking. This deliberative turn, or move towards governance, may signal inability to handle complex problems without cooperation with nonstate actors. LÄS MER