1. Introduction
1) Definition of preservation and food-spoilage micro-organisms
Food preservation is the process of treating and handling food to stop or greatly slow down spoilage (loss of quality, edibility or nutritive value) caused or accelerated by micro-organisms. Some methods, however, use benign bacteria, yeasts or fungi to add specific qualities and to preserve food (e.g., cheese, wine
Rural Organization
The chinese village is the fundamental unit of rural society today, as it has been for centuries.
THE CHINESE VILLAGE
Administrative
village
Village committee
Administrative villages may incorporate several natural villages or hamlets, and there are also villages where no village committees function
Chinese
goverment
There are many(3.8 million) and various villages and hamlets
5.2 Drug Delivery System
5.2.1 Advantage of Nano-drug delivery system
By diagnosis, and for treatment, we need enhanced drug delivery system. Drug delivery system of these days is just eat and let it flow through the body. It is not good at efficiency. Because the digestive system sometimes digest and remove the drug before it reaches to the target.
For enhancing the efficiency of drug