Iron(Fe), zinc(Zn), copper (Cu), lead (Pb) and cadmium (Cd) accumulation and distribution c haracteristics in different wheat genotypes, and the effects of Pb,and Cd stress on photosynthesis, flag leaf senescence, starch biosynthesis, NPK absorption, grain yield formation and processing quality were studied at Crop Cultivation and Physiology Key Laboratory of Jiangsu Province, Yangzhou University from 2001-2003. The main results were as follows:
1. Genotypic difference and characteristics of Fe, Zn...