TY - GEN
AU - Schipanski, Meagan E.
AU - Drinkwater, Laurie E.
TI - Nitrogen fixation in annual and perennial legume-grass mixtures across a fertility gradient
PB - Springer Science and Business Media LLC
SN - 0032-079X
SN - 1573-5036
PY - 2012
UR - http://slubdd.de/katalog?TN_libero_mab2
ER -
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