@inbook{37cd53c0016d4e5ba6ef082174f0b4b5,
title = "Optimization of sucrose and inorganic nitrogen concentrations for somatic embryogenesis of birch (Betula pendula Roth) callus cultures: a statistical approach",
author = "Anna-Maria Nuutila and Ulrika Kurten and Veli Kauppinen",
year = "1990",
language = "English",
booktitle = "VIIth International Congress on Plant Tissue and Cell Culture",
publisher = "International Association for Plant Tissue Culture",
note = "7th International Congress on Plant Tissue and Cell Culture ; Conference date: 24-06-1990 Through 29-06-1990",
}