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In order to investigate the breeding objective on the improvement of rice yield, the yield structures were analyzed and compared among a hundred varieties. By using the mean specific gravity (S), all ...
The trials were carried out on good wheat soil complexes during 2003-2005 in Krasne, near Rzeszów (50o03’ N; 22o06’ E). The aim of this research was to estimate the influence of sowing systems and cul...
A strict, one-factorial field experiment with spring rapeseed cv. Licosmos was conducted at the Agricultural Plant Collection (52°9' N; 21°2' E) of Agronomy Department (Warsaw University of Life Scien...
The research aimed at the analysis of the influence of selected yield characters on the yield of winter wheat cultivars depending on the seeding date and density. Experiments were carried out over 200...
In 1990-2000 an experiment on average soil investigated the response of cereal mixture of spring barley and oats (50% each) and these cereals separately in pure stand to different crop-rotation posit...
The research, carried out over 2004-2007, investigated spring barley, Antek cultivar, grown in a strict fi eld experiment. The aim of the present research was to determine the effect of sulfur fertili...

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