Links
[1] http://knz.lternet.edu/content/synergistic-response-primary-production-grasslands-combined-nitrogen-and-phosphorus-addition
[2] http://knz.lternet.edu/biblio?f[author]=5624
[3] http://knz.lternet.edu/biblio?f[author]=4039
[4] http://knz.lternet.edu/biblio?f[author]=5297
[5] http://knz.lternet.edu/biblio?f[author]=4139
[6] http://knz.lternet.edu/biblio?f[author]=4054
[7] http://knz.lternet.edu/biblio?f[author]=4058
[8] http://knz.lternet.edu/biblio?f[author]=4042
[9] http://knz.lternet.edu/biblio?f[author]=5625
[10] http://knz.lternet.edu/biblio?f[author]=5626