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W latach 1994–1997 przeprowadzono doświadczenia polowe z uprawą buraka cukrowego. Porównywano działanie nawozowe dwóch poplonów (bobik i gorczyca biała) na tle obornika, oraz zróżnicowanych dawek azotu: 0, 60, 120 i 180 kg na ha. Najwięcej substancji organicznej i azotu wprowadzono do gleby z obornikiem a najmniej z gorczycą. W okresie wegetacyjnym pobierano 4-krotnie próby gleby do oznaczenia zawartości...
The field experiments were carried out in 19941996 and were aimed at determining the nutritional value of mixtures containing Trifolium pratense L. + Lolium perenne L., Lolium multiflorum Lam., Lolium multiflorum Lam. var. westerwoldicum and Lolium x boucheanum Kunth. and Trifolium pratense L. + Festuca pratensis Huds.. Based on the botanical analysis, chemical composition and nutritional value,...
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