... , the loss of waste less 1, type: milk cow use, beef cattle use2, specifications: 20kg/block 223mmx223mmx200mm 3, description:The livestock ... lick livestock have a plenty of water supply.5, Effection:For the cow::(1), producing more milk, improve quality(2), promote ... -resistant ability.(3), that of animal hair and skin shiny.For beef cattle:(1), growing weight.(2), agile disease-resistant ability has ...