00343nam a2200133 a 450000100080000000500110000800800410001910000210006024500570008125000100013826000380014830000100018665000130019613166162013-10-17       1950    bl uuuu      00u1 u    #d1 aARMSTRONG, S. F.  aBritish grasses and their employment in agriculture.  a3.ed.  aCambridge: University Pressc1950  a350p.  aPastagem