Browsing by Author "Plewa, Jerzy"
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Item The effect of nitrogen fertilization on the content of protein and some mineral elements in the grain of spring barley(Instytut Uprawy Nawożenia i Gleboznawstwa – Państwowy Instytut Badawczy w Puławach, 1990) Dobrzańska, Alina; Kutyna, Maja; Plewa, Jerzy