The below mentioned article provides notes on allergens. In 1906, Anton Van Pirquet introduced the term allergy to denote any altered capacity of body to react with a foreign substance. Now it is established that these phenomena are mediated by immune responses of the body. However, if an immunological cause damages the body cells, it is called hypersensitivity. Now-a-days, the [...]
In this article we will discuss about:- 1. Definition of Compost 2. Process of Composting 3. Factors 4. Roles. Definition of Compost: Compost is defined in the Oxford Advanced Learner's dictionary as the process of mixture of decayed organic matter, manure, etc. added to soil to improve the growth of plants. According to Biddlestone (1973) composting is the decomposition of [...]
In some countries (particularly in third world) wastes (solid as well as liquid) are the major source of pollution due to generation in large quantities, and pose environmental problems. Wastes generated after biogas production in the form of slurry, used as compost for agricultural fields. The human and animal excreta are used for biogas production. The 'Integrated Health and Energy [...]