00465naa a2200121 a 450000100080000000500110000800800410001910000200006024501460008026000090022670000200023577300880025514245382003-05-29       1984    bl ---       0--  u    #d1 aMIYAZAWA, M. A.  aDetermination of Ca, Mg, K, Mn, Zn, Fe, and P in COFFEE, SOYBEAN. CORN, SUNFLOWER, and PASTURE GRASS LEAF TISSUES BY A HCI EXTRACTION METHOD.  c19841 aBLOCK, M. F. M.  tComunication in Soil Science and Plant Anal, ucp.gv. 15, n. 2, p. 141 - 148, 1984.