Injecting manure instead of spreading on surface reduces estrogen loads

Source: Science Daily

With water quality in the Chesapeake Bay suffering from excess nutrients and fish populations in rivers such as the Susquehanna experiencing gender skewing and other reproductive abnormalities, understanding how to minimize runoff of both nutrients and endocrine-disrupting compounds from farm fields after manure applications is a critical objective for agriculture.

https://www.sciencedaily.com/releases/2017/08/170816160618.htm