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The influence of soil type and nitrogen rates on the productivity of corn hybrids of different FAO maturity groups / Uticaj tipa zemljišta i količine azota na produktivnost hibrida kukuruza različitih FAO grupa zrenja
(Univerzitet u Beogradu, Poljoprivredni fakultet, 2013)
A three - year trial (2005 - 2007) was conducted with the objective of studying the influence of soil type (chernozem and brown forest soil), nitrogen rates (no N control variant, PKNfon, PKN60, PKN120 and PKN180) and ...