Browsing by Author "PACZKOWSKI, LECH"
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Item The changes ofthe costs and prices and the profitability of the cultivation of winter wheat in the years 1981/82-1997(Instytut Uprawy Nawożenia i Gleboznawstwa – Państwowy Instytut Badawczy w Puławach, 1999) ADAMSKA, HANNA; PACZKOWSKI, LECH