Effects of Citric Acid Treatment on Vitro Browning of Pomegranate Pericarp The Influence of Phenols on Tissue Browning of Phalaenopsis The Influence of Phenols on Tissue Browning of Phalaenopsis Effects of Actinote thalia pyrrha (Fabricius) feeding on the physiological indexes in Mikania micrantha leaves Correlation between Characteristics of Tannin Cells and Total Phenolics and Condensed Tannins Contents in Persimmon Fruits Study on quality standard of extracts from Rhizoma Zingiberis by supercritical fluid extraction Determination of total flavonoids,total phenols and antioxidant activity in aqueous extract of seven Callicarpa species Effects of exogenous MeJA, SA and two kinds of endophytic fungi on physiology and total phenols content of seedlings of Bletilla striata