Cassava is a very important staple food for more than 500 million people following maize, rice, wheat, and potatoes. Recent estimates suggest that its roots provide 8% or more of the minimum calorie requirement for more than 750 million people. Besides, use for animal feed, starch, and bio-fuels with cassava is increasing tremendously in many countries, being under consideration as a very important starch or energy crop in developed countries. To cope with these increasing national and international demands for cassava in various sectors, many trials of research and analysis are still being...