ANALYSIS OF MACRONUTRIENTS CONTENT IN WINTER WHEAT GRAIN OF SPELT TYPE (Triticum aestivum ssp spelta L.) DEPENDING ON CROP PROTECTION, SEEDING STANDARDS AND VARIETY Journal title: Folia Pomeranae Universitatis Technologiae Stetinensis Agricultura Alimentaria Piscaria et Zootechnica Authors: Dorota GAWĘDA, Małgorzata HALINIARZ, Grzegorz HURY, Marzena GIBCZYŃSKA Subject(s):