Browsing by Author "ZAWIEJA, JANINA"
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Item The effect of varying post-harvest and pre-sowing soil tillage with stubble crops to be ploughed under on winter wheat weed infestation(Instytut Uprawy Nawożenia i Gleboznawstwa – Państwowy Instytut Badawczy w Puławach, 1999) WOJCIECHOWSKI, WIESŁAW; ZAWIEJA, JANINA