Comb cornmeal meal and alfalfa meal at 3:1 (preferably mix the grass powder with warm water at 40°C in winter), and then mix the mixed grass powder to the place where the temperature in the fermentation room is high, and stack it into 30 cm-50 cm. Thick square pile, insert a thermometer, cover the sack, straw mat, plastic cloth, or cover a layer of grass powder 3 cm -6 cm thick to maintain its temperature and humidity; the temperature within the heap reaches 40 °C -50 °C, fermentation It takes 1 to 1.5 days to ferment when the scent is smelled. The grass powder is soft, cooked, hot, and fragrant. The indoor temperature must not be lower than 5°C. The stove should be placed in winter; the humidity of the grass powder is held by hand. It is advisable to have underwater drops at the fingertips. After each fermentation, leave some fermented grass powder as a primer for the next fermentation. The fermented grass powder is added with 0.5 kg of salt and 0.5 kg of bone meal per 100 kg, and the appropriate amount of cornmeal, bran, bean curd residue and carrot are mixed, and the sheep can be fed directly after mixing.
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