Authors: FONTES PCR PEREIRA PRG CONDE RM

Citation: Pcr. Fontes et al., CRITICAL CHLOROPHYLL, TOTAL NITROGEN, AND NITRATE-NITROGEN IN LEAVES ASSOCIATED TO MAXIMUM LETTUCE YIELD, Journal of plant nutrition, 20(9), 1997, pp. 1061-1068

Authors: ROCHA FAT FONTES PCR FONTES RLF REIS FP

Citation: Fat. Rocha et al., CRITICAL PHOSPHORUS CONCENTRATIONS IN POTATO PLANT-PARTS AT 2 GROWTH-STAGES, Journal of plant nutrition, 20(4-5), 1997, pp. 573-579

Authors: FONTES PCR REIS RA PEREIRA PRG

Citation: Pcr. Fontes et al., CRITICAL POTASSIUM CONCENTRATION AND POTASSIUM CALCIUM PLUS MAGNESIUMRATIO IN POTATO PETIOLES ASSOCIATED WITH MAXIMUM TUBER YIELDS, Journal of plant nutrition, 19(3-4), 1996, pp. 657-667