Effect of yeast culture on egg - chickling ' s production performance 高活性酵母培养物对蛋雏鸡生产性能的影响
2.
Immune experiment of parental breeding birds and commercial chickling were studied in this experiment 摘要试验对患沙门氏菌病的父母代种鸡和商品代雏鸡进行了免疫试验研究。
3.
The 5th , in local vet sanitation the guidance of management department falls , to planting chicken undertakes immune have an inoculation , also undertake vaccinal immune have an inoculation to chickling at the same time 第五、在当地兽医卫生治理部门的指导下，对种鸡进行免疫接种，同时对雏鸡也进行疫苗的免疫接种。
您当前位置：