The result shows, hylocereus is very suitable for processing the canned food; the series processed hylocereus foods can all keep the quantity and taste of the fresh fruit.

The analytical and numerical methods were reviewed for solving the governing partial differential equations (PDEs) of heat transfer, including conduction and convection, during thermal sterilization of canned foods.

The canned food made a great contribution for getting foreign exchange,meeting the needs of the people and ensuring the military supplies.

Quick Determination for Trace Element from Tinned food;

In this paper the current situation of the tinned food′s fast development of our country is stated.

This paper reports the application of a conclusion from mechanism study to the trace analysis of tin in tinned foods.

Humic acid is the key for constructing protective system of modern agricul- ture and source security of food production.