id	domain	url
biotropia-1172	www.fs.fed.us	www.fs.fed.us
biotropia-1172	www.nrs.fs.fed.us	www.nrs.fs.fed.us/pubs/gtr/gtr_ne29/gtr_ne29_205.pdf
biotropia-1172	www.fao.org	www.fao.org
biotropia-1172	www.fao.org	www.fao.org/docrep/005/ac781e/ac78