00607nam a2200169 a 450000100080000000500110000800800410001910000160006024500660007626000410014230000100018350001380019365000290033165000350036065000180039570000240041310020122014-02-22       1994    bl uuuu     u00u1 u    #d1 aLEIGH, R.A.  aLong-term experiments in agricultural and ecological sciences  aWallingford: CAB Internationalc1994  a428 p  a<Conference to celebrate the <150th=one hundred and fiftieth> anniversary of Rothamsted Experimental Station>, <1993>, Rothamsted, UK  aEXPERIMENTACION EN CAMPO  aINSTITUCIONES DE INVESTIGACION  aINVESTIGACION1 aJOHNSTON, A.E., EDS