Dengan munculnya bubuk mesiu pada akhir abad ke-15, posisi gajah dalam perang pun mulai berubah.
From the opinion of the European Food Safety Authority (the Authority) adopted on # September # in combination with the one of # April # it results that manganese chelate of hydroxy analogue of methionine does not have an adverse effect on animal health, human health or the environment for chickens for fatteningWikiMatrix WikiMatrix