"Melhoramento genético vegetal." . . "Horticulture." . . "Genetik Cytologi" . . . . . . "Plant breeding"@en . . . . . "Plant-breeding" . "Plant-breeding"@en . . . . . . . . . . . . "Plant-breeding; comments on the experiments of Nilsson and Burbank"@en . "Plant-breeding : comments on the experiments of Nilsson and Burbank"@en . . . . . . . "Plant - Breeding : comments on the experiments of Nilsson and Burbank" . "Plant-breeding comments on the experiment of Nilson and burbank" . . . . . "Plant-breeding comments on the experiments of Nilsson and Burbank" . "Plant-breeding comments on the experiments of Nilsson and Burbank"@en . . . . . . . "Plant-breeding: comments on the experiments of Nilsson and Burbank"@en . . . "Plant-breeding. Comments on the experiments of Nilsson and Burbank"@en . "Plant-breeding : Comments on the experiments of Nilsson and Burbank" . . "Plant-breeding [microform] : comments on the experiments of Nilsson and Burbank" . . . . . . "Plant-Breeding. Comments on the experiments of Nilsson and Burbank. [With illustrations.]" . "Plant-Breeding. Comments on the experiments of Nilsson and Burbank. [With illustrations.]"@en . . . "Plant breeding." . .