Although no definitive conclusions can yet be made there's strong evidence to suggest that omega 3's are associated with lower instance of depression and a heightened state of mental health. (ora.organic)
In addition, there are numerous personal benefits such as lower instances of depression and stress along with reduced risk - taking and criminal behaviors. (sel.cse.edu)
And that should mean lower instances of disease and pests and, hopefully, better yields too. (treehugger.com)