@misc{indiciaecf5fc9202bfe, title = {Early detection of invasive plants: principles and practices}, author = {Bradley A. Welch and Paul H. Geissler and Penelope Latham}, year = {2014}, doi = {10.3133/sir20125162}, url = {https://pubs.usgs.gov/publication/sir20125162}, note = {Source identifier: sir20125162} }