Dzialanie wapna, obornika i terminu zbioru na efektywnosc dawek azotu stosowanego pod buraki cukrowe. Cz. 2. Zawartosc skladnikow pokarmowych w siewkach i lisciach buraka cukrowego.
1992
Gutmanski I.
It has been found that it was nitrogen which exerted the strongest effect on the content of the macro- (N, N-NO3, P, K, Na, Mg, Ca) and microelements (B, Mn, Cu, Zn) in the period from May to October, somewhat weaker farmyard manure and lime. Along with increasing nitrogen rate increased more quickly the content of nitrate nitrogen than that of total nitrogen as well narrowed quantitative relations between the above N forms. Four numerical limits for the content of total N and N-NO3 and for their quantitative relations in an early stage full growth and final stage of the growing season.
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