Sap by the fact that phloem sap is physiologically extreme in terms of animal digestion, and it is hypothesized that few animals take direct advantage of this because they lack two adaptations that are necessary to enable direct use by animals. These include the existence of a very high ratio of non-essential/essential amino acids in phloem sap for which these adapted Hemiptera insects contain symbiotic microorganisms which can then provide them with essential amino acids; and also insect "tolerance of the very high sugar content and osmotic pressure of phloem sap is promoted by their possession in the gut of sucrase-transglucosidase
Irving Tissue use of the tissue produced in Saint John. Irving began producing private label tissue products and the Majesta brand was launched in Canada. In 1996, Irving acquired another tissue paper mill from Kimberly-Clark as well as a tissue converting plant, both located in Fort Edward, New York. Part of this acquisition saw Irving Tissue receive the right to market its products under the Scotties Facial Tissue brand in the United States. In 2001, J.D. Irving acquired a tissue production and converting plant in Toronto from Procter & Gamble. This acquisition saw Irving Tissue receive the right to market the Royale