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Macroelement Content in Pasture Sward Undersown With Perennial Ryegrass Irradiated With Diode and Laser. Part 1
(Towarzystwo Chemii i Inżynierii Ekologicznej, 2008)Studies were conducted in 2003–2005 in the area of two agricultural farms: in Skrzeszowice near Krakow (220 m a.s.l.) and in Trzebunia near Pcim (450 m a.s.l.).The experiments were set up on permanent grasslands managed ...