Prakkan Hillol

marine water born human diseases oil spills lead arsenic itai itai minamata pie chart math notes on statistics notes data interpretation charts tablet graphical methods mode median mean varience types of data probability statistics biostatistics prawn white pacific rostrum thoracic cephalic abdomen setae biology shrimp hatchery post larvae zoea mysis nauplius larvae vannamei litopenaeus penaeid shrimp life cycle