In this article we will discuss about the physico-chemical properties of milk and milk constituents. Physico-Chemical Properties of Milk: 1. Physical State of Milk: Water is the continuous phase in which other constituents are either dissolved or suspended. Lactose and a portion of the mineral salts are found in solution, proteins and the remainder of the minerals in colloidal suspension [...]
In this article we will discuss about:- 1. Introduction to Milk Microbiology 2. Growth of Micro-Organisms 3. Destruction of Micro-Organisms. Introduction to Milk Microbiology: Nearly all the changes which take place in the flavour and appearance of milk, after it is drawn from the cow, are the result of the activities of micro-organisms. Of these, the most important in dairying [...]
In this article we will discuss about the methods adopted for buying, collection, cooling and transportation of milk. Buying of Milk: Various methods for buying milk are employed, singly or in combination, as given below: (a) Payment According to Weight or Volume (also known as a Flat Rate): Advantages- (i) saves time; (ii) simple to calculate. Disadvantage- Encourages watering or [...]