Phytotoxicity by Lead as Heavy Metal Focus on Oxidative Stress

Table 1

Pb production and reserves. Data from [14].

Country	Production (1000 m^3 ton)	Reserves
USA	400	7000
Australia	620	27 000
Bolivia	90	1600
Canada	65	650
China	1600	13 000
India	95	2600
Ireland	45	600
Mexico	185	5600
Peru	280	6000
Poland	35	1500
Russia	90	9200
South africa	50	300
Sweden	65	1100
Other	330	4000
Total	4100	80 000