高产鸡产蛋下降原因及防制对策

Causes of egg-laying decrease of high-yield chicken and prevention and control measures

通过对河南省 17个地市 5 2个县的养鸡户的调查 ,发现引起高产鸡产蛋下降的原因主要有饲养管理、饲料、疫病、药物使用等方面的因素 ,并提出树立防重于治的理念 ,及时分析原因 ,采取相应的防制对策。

The investigation to chicken farms distributed in 52 counties in Henan province found that egg-laying decreae was mainly caused by such factors as feeding management,forage,disease and improper usage of drugs.The author suggested that prevention should be more stressed than treatment and corresponding measures should be taken according to different causes.