Elderly

The science of insults that this book displays basic principles in a branch of the broad microbiology, which is the science of Ashnat, and praise be to God, to teach the enemy science for many years in the Department of Plants and Microbiology at the Faculty of Science at King Saud University, where this practice earned me extensive experience and knowledge Significantly on what is published around the world, including research, articles and studies in specialized patrols and books in the branches of this science. The aim of this book is to give an introductory introduction to the science of the elderly, its composition, the organization of the solutions, the innate component, its reproduction, the functions of the organs and the factors affecting their growth, then the effect of pollutants on the elders, and it comes to review the economic importance and uses of it, while supporting this with examples and illustrative images as possible, and ensuring that Providing the scientific material to male and female students in an interesting manner and in an attractive way that helps them to increase their scientific achievement and raise their efficiency when studying this science.