Phytotoxicity Assay of Crude Oil Using Different Accessions of Sorghum bicolor

The toxicity of crude oil on ten accessions of Sorghum bicolor Moench was evaluated in this study.The study used germination, shoot length, root length, chromosomal abnormalities, mitotic indices and EC50as bioassay parameters in the evaluation with 0% to 8% of crude oil as treatments. The percentage germinationof seeds of the different accessions in the different treatments were significantly different (p<0.05; p<0.01 andp