Data Views Exclude Ubiquitous Chemicals Activities: 638 Chemicals w/Activities: 101 All Chemicals: 141 CSV Excel PDF Previous12345678 Show all rows. Paginate rows. Click on column headings to sort table by that column # Activity Chemical Part All Plant Rhizome Root Seed Shoot Low PPM High PPM StdDev *Reference 0 ZIRCONIUM Shoot 1.8 2.4 -1.0 * *Unless otherwise noted all references are to Duke, James A. 1992. Handbook of phytochemical constituents of GRAS herbs and other economic plants. Boca Raton, FL. CRC Press.