Yielding of cereals in experimental practice stations and agricultural practice in year 1970-2003 period
Języki publikacji
PL
Abstrakty
PL
Przedstawiono poziom plonów zbóż ozimych i jarych w latach 1970-2003 uzyskiwanych w doświadczeniach polowych oraz statystycznie w Polsce.\
EN
The changes of yielding of cereals in Poland in Poland in 1970-2003 waspresented. Cerealsyields in the experiments rise significantly. Possible distance was formed between average cereal yields in Poland and yields in experimental stations. The largest differences was observed regarding the yields of rye and the smallest in the wheat.