... however, if a mixture of Cd (II), Cu (II), Ni(II), and Zn(II) was applied to294 Handbook of Plant Nutrition CRC_DK2972_Ch 010. qxd 7/14/2006 12:13 PM Page 294322 Handbook of Plant Nutrition and organelle ... 160µM Fe306 Handbook of Plant Nutrition CRC_DK2972_Ch 010. qxd 7/14/2006 12:13 PM Page 306326 Handbook of Plant Nutrition 74. H.W. Woolhouse, S. Walker. The physiological basis of copper toxicity ... kgϪ1,3.950DTPA-extractable3.5 mg kgϪ1,4.5DTPA-extractable2.5 mg kgϪ1,6.1DTPA-extractable3.3 mg kgϪ1,4.0DTPA-extractable302 Handbook of Plant Nutrition CRC_DK2972_Ch 010. qxd 7/14/2006...