INFLUENCE OF LOCALITY AND YEAR ON CONTENT OF OIL AND PROTEINS IN SOYBEAN SEED

Abstract

Tijekom 2004. i 2005. godine obavljena su istraživanja o utjecaju lokaliteta i godine uzgoja na postotak ulja i bjelančevina u sjemenu. Ispitivanja su provedena na tri sorte soje - Dubravka, Marija i Danica, različitih grupa dozrijevanja. Pokusi su postavljeni po split-plot shemi na tri lokacije - Zavod za sjemenarstvo i rasadničarstvo u Osijeku, Kutjevo d.d. i PPK Nova Gradiška. Ispitivane sorte pokazale su statistički visoko opravdane razlike (P<0,01) u postotku ulja i bjelančevina u sjemenu soje na različitim lokacijama i u različitim godinama ispitivanja. Dobiveni podaci ukazuju na mogućnost povećanja dobiti (većim postotkom ulja) u proizvodnji kroz izbor najbolje sorte za pojedinu lokaciju.During two vegetation years, 2004 and 2005, research work was conducted regarding influence of locality and year on oil and protein content in soybean seeds. Research work included soybean varieties - Dubravka, Marija and Danica. Trials were planted in split-plot design, in four replications at three different locations – Osijek, Kutjevo and Nova Gradiška. Results are showing statistically highly important differences (P<0,01) in seed quality for different varieties, different locations and different years. Results also pointing out possibilities for improvement of soybean production with the right choice of variety depending of location condition

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