00371naa a2200121 a 450000100080000000500110000800800410001910000210006024500910008126000090017270000200018177300480020116179871995-06-27       1993    bl uuuu     u00u1 u    #d1 aCRIPPA, P. Z. L.  aNitrogen transformation in soil treated with 15N labelled dried or composted ryegrass.  c19931 aGENEVINI, P. L.  tPlant Soilgv. 148, n. 2, p. 193-201, 1993.