To allow them to compete effectively with their neighbours, many plant species (including Arabidopsis) are able to 'forage' for these nutrients by concentrating their root growth within the nutrient-rich patches.
(many plant species (including Arabidopsis; are; able to 'forage' for these nutrients by concentrating their root growth within the nutrient-rich patches) (many plant species (including Arabidopsis; to forage; for these nutrients)
many plant species (including Arabidopsis many plant species (including Arabidopsis
are to forage
able to 'forage' for these nutrients by concentrating their root growth within the nutrient-rich patches
for these nutrients