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Effects of ergostim biostimulant on the growth, yield and quality of Arabica coffee
(1991)
The effect of Ergostim (folic acid plus L-cysteine) A bioestimulante on growth, yield and quality Arabica coffee, was studied in a field trial in Kenya. Ergostim was sprayed at rates of 0, 250, 500, 750 and 1000 ml per ...