Fowl New castle disease is an acute and contagious disease for bird species . It always shows septicemia clinically. Breathing difficulty, alo laxata, nerves disorder, mucous membrane and plasma membrane-rragia are some important symptoms of this disease. For it is acute and highly fatal, it severely threatens development of poultry industry. decide that New Castle Disease has been fallen into A category disease by International Veterinary Bureau. Now it remain occurrence and spread in world. T...