Carbohydrate rich plants such as corn or sugar cane that can also be used as food or animal feed are called food crops or 1st generation feedstock. Bred my mankind over centuries for highest energy efficiency, currently, 1st generation feedstock is the most efficient feedstock for the production of bioplasticsBioplastics (as defined by European Bioplastics e.V.) is a term used to define two different kinds of plastics: • Plastics based on renewable resour... More as it requires the least amount of land to grow and produce the highest yields. [bM 04/09]