DP - MPI Library TY - JOUR AU - Werf, H. M. G. AU - Berg, W. T1 - Nitrogen fertilization and sex expression affect size variability of fibre hemp (Cannabis sativa L.) UR - http://dx.doi.org/10.1007/BF00328684 T2 - Oecologia SP - Vol. 103 (1995), p. 462-470 PY - 1995 N1 - Copyright: Copyright 1995 Springer-Verlag ER -