If you can gather these data, you can then determine those techniques that are most effective in your environment.
如果您可以搜集这些数据,那么您可以确定那些在您的环境中最有效的技术。
2
Smith counters that if you factor in the hidden cost of government corn subsidies, environment degradation, and decreased human health and animal welfare, grass-fed is the more cost-effective model.