@article{422228, author = {L'hirondel, Jean. and L'hirondel, Jean-Louis.}, url = {http://library.usi.edu/record/422228}, title = {Nitrate and man toxic, harmless or beneficial? / [electronic resource] :}, publisher = {CABI,}, recid = {422228}, pages = {xiii, 168 p. :}, address = {Wallingford :}, year = {2002}, }