From the results of the trial are fermented together with the nepia grass diet protein concentrate 20 percent raise cows in a dairy farm of farmer's 5 Rector develop due to initiative, Sam Phraya district, Petchburi, Cha am.
The results of the trial napier grass silage with 20 percent protein concentrate fed cows milked at 5 in the farm of a farmer. Huai Sai Royal Development Study Center due to the initiative Ram Cha Am District, Phetchaburi Province. The results can be summarized as follows.
From the experimental results of using fermented with Napier Grass food protein concentrate feed cows to milk 20 percent of 5, on the farm of the farmer Center for the study of Hua Sai Royal District three praya Phetchaburi Province, Cha-Am