培育方式
A semi static hung type device for the removal of heavy metal ions in seedling rearing system has been designed, with which the heavy metal ions are removed by solid liquid absorption reaction due to the presence of vertical convection caused by aeration.
设计了一种半静态悬挂式重金属除去装置,靠育苗池中由充气造成的垂直对流进行的固一液吸附而除去重金属离子。
Effects of calcium and zinc levels in rearing diets on growth biological parameters and tissue mineral element content in Leghorn-type chickens
饲粮钙锌含量对蛋鸡生长发育血液生化指标和体内锌含量的影响
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