00476nam a2200193Ia 4500001000700000003000500007008004100012010001100053040000900064082001300073100002000086245004500106260004500151300002100196440000500217500000500222503001800227650003700245Z_1254CHAP220113s1988    xx            000 0 und d  a164342  cCHAP  a633.2 V6  aVoisin, André  aGrass productivity  /cby André Voisin  aWashington, D.C.  :bIsland Press,c1988  a353 p. : bilus.  a  a  a162794,169244 7aPastos forrajerosxRendimiento2