. Luther Burbank, his methods and discoveries and their practical application;. Plant breeding. Pistillate Hop Plant The hop is unique among plants having large economic importance in that the only part of it that has value is the flower. The bitter principle, called lupnlin, developed in the flower, has great value from the standpoint of the brewer; and hop- growing is an important industry wherever beer is manu- factured extensively. It is suggested that selective breeding might improve the quality or en- hance the quantity of the essential lu- pulin borne by the hop Please note tha


. Luther Burbank, his methods and discoveries and their practical application;. Plant breeding. Pistillate Hop Plant The hop is unique among plants having large economic importance in that the only part of it that has value is the flower. The bitter principle, called lupnlin, developed in the flower, has great value from the standpoint of the brewer; and hop- growing is an important industry wherever beer is manu- factured extensively. It is suggested that selective breeding might improve the quality or en- hance the quantity of the essential lu- pulin borne by the hop Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Burbank, Luther, 1849-1926; Whitson, John; John, Robert; Williams, Henry Smith, 1863-1943; Luther Burbank society. New York, London, Luther Burbank Press


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