The production process of vegetable oil involves the removal of oil from plant components, typically seeds. This can be done via mechanical extraction using an oil mill or chemical extraction using a solvent. The extracted oil can then be purified and, if required, refined or chemically altered.
How is corn oil extracted?
Corn oil is extracted from the germ of the grain. In prehistoric times, Mesoamerican women used a metate quern to grind maize into cornmeal. After ceramic vessels were invented the Olmec people began to cook maize together with beans, improving the nutritional value of the staple meal.
Is armyworm a serious pest of maize in Kullu (HP) India?
"First Record of Armyworm, Mythimna separata (Haworth) as a serious pest of maize in Kullu (HP) India and recommendations for its integrated management". Tropical Pest Management. 33 (2): 173¨C175. doi: 10.1080/09670878709371141.