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• Others,Botany
• economy
• English
• Botany
• Biology,odiya
• Education
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• Botany,Physics
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Authors

• GanNayak R.M.
• richtmyer f.k. and others,Mishra , n.b.
• V.R,Tandeja,B.D,Basa
• Srivastava, K.M.,Srivastava, K.M.
• Kotpal, sastri and shukla
• Siksh
• Selvavaj , Nilakantha
• Jain & Iyengar
• Koshy J.S
• Hennessey