Abstract:The pot experiments were conducted to determine and compare the toxic effects of Chromium, Copper, Cadmium, Nickel and Lead on different parameters like shoot length, number of branches and area of leaf on different wild weedCannabis sativa, Solanumnigrum and Chenopodium album. The investigated amounts of metal were in the range of 7 different concentrations i.e. 5ppm, 10ppm,50ppm,100ppm,200ppm,300ppm and 350ppm.The average toxicity increases with increase in the concentration of metals but in certain cases va… Show more
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