@misc{indiciae6e1e378f7870, title = {The 3D elevation program - Precision agriculture and other farm practices}, author = {Larry J. Sugarbaker and Carswell}, year = {2016}, doi = {10.3133/fs20163088}, url = {https://pubs.usgs.gov/publication/fs20163088}, note = {Source identifier: fs20163088} }