Fiber in Human Nutrition formatIsbn:Softcover 9781468422436 An attempt was made to FACR An attempt was made to divide the allotted space between different contributors according to the apparent importance or originality of the contributions These chapters are contextualised within broader analytical frameworks which identify the purposes and strengths of the field scientists generally have still not been able to identify with certainty the specific component(s) of the plant cell wall system that causes the various observed physiological effects Some investigators restricted their definition to the structural polymers of the plant