00674nam a22002417a 4500003000500000005001700005008004100022010001000063011001000073035001000083040000900093082002000102110003900122245011900161260002500280300001900305490001400324650001100338650003600349650002400385710000900409830001400418CHAP20220817041750.0971013s1964            r     00010     d  a23749  a24721  a28820  cCHAP  a633.18bC6 1964  aComisión Internacional del Arroz  aWorking party on rice soils, water and fertilizer practicesb: ninth meeting, Manila, Philippines, 3-10 March 1964  a(Rome) :bFAO,c1964  apág. varía  aIRC/SF-6414aArroz.14aFertilizantesxEfecto en arroz.14aSuelosxFertilidad.0 aFAO.0 aIRC/SF-64