Comparison of lead tolerance in Allium cepa with other plant species

allium cepa avenas avoine barley brassica napus bulbe bulbo bulbs cebada cebolla concombre cucumbers cucumis sativus cultivars graine guisante hordeum vulgare lead leontodon lupinus luteus mais maize oats oignon onions orge peas pepino phaseolus vulgaris pisum sativum plomb plomo pois radis radishes raphanus sativus secale cereale seeds semilla silene vulgaris triticum aestivum variedades varieties zea mays