Most of protein content in feed was fermented in the rumen by bacteria system to produce amino acid and ammonia (NH₃). To avoid the bacterial fermentation of true protein, decreasing of protein dissolution and digestion in rumen is needed

V-118, a maize single cross developed by Institute of Agricultural Science for Southern Vietnam. Performance of the cross has shown it’s promising stability yield. In intensive farming condition this cross could yield up to 10 tons  per hectare. On farmer fields, V-118 gave yield from 7 – 8 ton per hectare.