Articles from February 2019
![Map of Iowa's Middle Cedar Watershed](/sites/cjones.iihr.uiowa.edu/files/styles/widescreen__1024_x_576/public/2021-08/By%20the%20Numbers%20Featured.jpg?h=38efffaf&itok=FLb4F0Ho)
By the Numbers
Thursday, February 28, 2019
Conservation practices needed just to account for new tile installation
![A map of Iowa that includes the nitrogen rates plus nitrogen excreted by livestock per corn acre](/sites/cjones.iihr.uiowa.edu/files/styles/widescreen__1024_x_576/public/2021-08/N-rates%20Iowa%20by%20livestock%20per%20corn%20acre.jpg?h=8cce57bd&itok=GQNwKpj9)
![Areal photo of a river leading to a town](/sites/cjones.iihr.uiowa.edu/files/styles/widescreen__1024_x_576/public/2021-08/Summary%202016%20Nitrate%20featured_0.png?h=55d15ab5&itok=MDJxaMmI)
This is what happened
Tuesday, February 12, 2019
History of Iowa agriculture in the context of nitrogen pollution