hogpen

Reproductive trait of pig is an important economic trait, which is a crucial index to reflect the productive level and economy efficacy of hogpen.

猪的繁殖性状是一个重要的经济性状，是反映猪场水平和经济效应的重要指标。

Removal of Phosphate and Ammonia Nitrogen from Hogpen Wastewater by Steel Slag and Zeolite

钢渣和沸石去除猪场废水中的磷酸盐和氨氮

Anaerobic fermentation technology has become a main method for the treatment of large or medium hogpen wastewater, the agricultural utilization of anaerobic fermentation slurry are significant to environmental protection and agricultural development.

厌氧发酵技术成为大中型猪场废水处理的主要手段，厌氧发酵液的农业资源化对环境保护和农业发展具有双重现实意义。

However, we find the condition of their workplace is quite disgusting, with flies circling and a hogpen nearby.

但是，我们发现他们的工作场所的卫生条件令人恶心，苍蝇飞来飞去，旁边就是一个猪圈。

The pattern of hogpen+ farmers failed in not really service and realizing promise because of not enough manpower and money.

猪场+农户失败的原因是猪场人力、财力不足，不能真正做好服务工作和兑现承诺，常失信于农户。

Adding distance outside hogpen, decreasing the content of bacterium in air.

猪场外环境空气中细菌含量随着距离逐渐加大，环境空气中的细菌含量逐渐减少。

Agricultural utilization methods for anaerobic fermentation slurry of large or medium hogpen

大中型猪场冲洗水厌氧发酵后农业资源化途径