EFFECTS OF GOSSYPOL AND TANNIC ACID ON THE GROWTH AND DIGESTION PHYSIOLOGY OF COTTON BOLLWORM LARVAE Effects of tannic acid on active aluminum forms distribution in tea garden soils with different pH Effects of Tannic Acid Additive on the Quality of Kudzu Stem and Leaf Silage Some Changes in Chemical Components and Tissue Structure of Radix Sanguisorbae by Charcoal-Processing Content detemination of total tannin in Smilax glabra with reddish brown and off-white colored cross section Studies on Tetranychus cinnabarinus-Solanum melongena interaction system Ⅰ. Relationship between population dynamics of red spider and tannic acid fluctuation in plant leaves