At the same time, the characters of intensivism, produce scale and management standardization the feeding enterprises own increase the feasibility of digitization technology.
同时，由于养殖企业具有集约化、生产规模化、管理规范化的特点，具备了应用数字化技术的可行性。
2
The scale had satisfied constructive validity and can predict the infant feeding methods of these mothers at the 1 stand 2 nd month of postpartum .
The second part studies the cattle industry of Tang Dynasty, concretely discussed the category and distribution of Tang Dynasty cow, the feedingscaleof cow and the technique of keeping cow.