In ruminant husbandry, forages is an indispensable need in the daily diet. To ensure the active source of forage for the development of grazing cattle, two solutions should be implemented: planting and processing forages reserves. In the solution of growing forages crops, in addition to allocating a certain area for intensive cultivation, the thorough exploitation of other areas to grow grass for animal husbandry is very meaningful and easy to be adopted by farmers accept. In addition to utilizing agricultural by products, the planting of forages crops helps farmers be more active in their production process. Based on the quantity and quality of forages sources, it is possible to make plans to increase herds, improve livestock productivity, and bring higher economic efficiency. Currently, many varieties of forages crops have been researched and selected to suit different ecological regions, giving farmers many options to organize the production of forages for cattle. However, in fact the forages varieties when planted are affected by many objective and subjective factors that affect the productivity and quality of forages crops such as: climate (light, temperature, humidity); Soil nutrition; like; cutting time; original height after cutting; season. By grasping these impact factors, in the process of producing food for cattle, farmers choose the most appropriate solutions to promote the potential of each breed, improve productivity, the quality of forage provides better animal husbandry.