?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Abook&rft.aufirst=P+W&rft.au=Amin%2C+P+W&rft.aulast=Amin&rft.date=1983&rft.title=Assessment+of+yield+loss+from+bed+necrosis+disease+of+groundnut+in+andhra+pradesh%2C+India%2C+in+the+rabi+1981-82+season&rft.genre=proceeding