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Biology and Biotechnology of Environmental Stress Tolerance in Plants, Volume 3

during the germination events (Koornneef et al., 2002). GA upregulates the

process of germination and dormancy breakdown whereas ABA downregu­

lates the process and causes the continuation of the dormancy period. Several

changes in plant systems with and without magnetic influence are presented

schematically in Figure 5.1.

FIGURE 5.1 Possible changes in plant systems with and without magnetic field exposure.