Search for dissertations about: "Jim Nygren"

Found 1 swedish dissertation containing the words Jim Nygren.

2. 1. Response to wheat dwarf virus in wild and domesticated wheat : genetic resources of evolutionary and environmental origins

   Author : Jim Nygren; Sveriges lantbruksuniversitet; Sveriges lantbruksuniversitet; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; LANTBRUKSVETENSKAPER; AGRICULTURAL SCIENCES;

   Abstract : Wild and domesticated plants are constantly exposed to a variety of pathogens, which may trigger an arms race in evolution of defense strategies in the plant and development of virulence in the pathogen. The outcome of the interaction depends on the intensity of reciprocal selection between the interacting species, which may vary over space and time, explained as the geographic mosaic theory of coevolution. READ MORE