This stored food nourishes the newly-emerging leaves until enough leaf area is developed to manufacture and supply food to the young plant.
(This stored food; nourishes; the newly-emerging leaves; T:until enough leaf area is developed to manufacture and supply food to the young plant) (enough leaf area; is developed; )
This stored food enough leaf area
nourishes is developed
the newly-emerging leaves T:until enough leaf area is developed to manufacture and supply food to the young plant