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Application of a New, Simplified Economic Index in the Comparative Test of Varieties of Poppy. Osszevont Gazdasagi Ertekmutato Alkalmazasa a Makfajtak Osszehasonlito Kiserleteben

Sándor Iványi

URL	http://books.google.com.hk/books?id=sR3FzgEACAAJ&hl=&source=gbs_api